Upload batch 302 of 407

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@@ -89,3 +89,7 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 שנה[[:space:]]ב/סמסטר[[:space:]]ב/הנדסת[[:space:]]תוכנה/תרגילי[[:space:]]כיתה/תרגול[[:space:]]6[[:space:]]-[[:space:]]State[[:space:]]Charts/StateCharts-WOSolution.pptx filter=lfs diff=lfs merge=lfs -text
 שנה[[:space:]]ב/סמסטר[[:space:]]ב/למידת[[:space:]]מכונה/הרצאות[[:space:]]+[[:space:]]סיכומים/סיכומים/נקודות[[:space:]]לזכור[[:space:]]בלמידת[[:space:]]מכונה[[:space:]]-[[:space:]]בר[[:space:]]מור.docx filter=lfs diff=lfs merge=lfs -text
 שנה[[:space:]]ב/סמסטר[[:space:]]ב/למידת[[:space:]]מכונה/מבחנים/למידת[[:space:]]מכונה[[:space:]]סמסטר[[:space:]]ב[[:space:]]2025[[:space:]]מועד[[:space:]]א.docx filter=lfs diff=lfs merge=lfs -text
+שנה[[:space:]]ב/סמסטר[[:space:]]ב/מערכות[[:space:]]בסיסי[[:space:]]נתונים/הרצאות[[:space:]]+[[:space:]]סיכומים/אלירן[[:space:]]הירש/הרצאה[[:space:]]1.pptx filter=lfs diff=lfs merge=lfs -text
+שנה[[:space:]]ב/סמסטר[[:space:]]ב/מערכות[[:space:]]בסיסי[[:space:]]נתונים/הרצאות[[:space:]]+[[:space:]]סיכומים/אלירן[[:space:]]הירש/הרצאה[[:space:]]2.pptx filter=lfs diff=lfs merge=lfs -text
+שנה[[:space:]]ב/סמסטר[[:space:]]ב/מערכות[[:space:]]בסיסי[[:space:]]נתונים/הרצאות[[:space:]]+[[:space:]]סיכומים/אלירן[[:space:]]הירש/הרצאה[[:space:]]4[[:space:]]-[[:space:]]SQL.pptx filter=lfs diff=lfs merge=lfs -text
+שנה[[:space:]]ב/סמסטר[[:space:]]ב/מערכות[[:space:]]בסיסי[[:space:]]נתונים/הרצאות[[:space:]]+[[:space:]]סיכומים/אלירן[[:space:]]הירש/הרצאה[[:space:]]5[[:space:]]-[[:space:]]SQL[[:space:]]המשך_.pptx filter=lfs diff=lfs merge=lfs -text

שנה ב/סמסטר ב/למידת מכונה/תרגולים/תרגול 7/sigmoid_neuron_example.ipynb

@@ -0,0 +1,1217 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 31,
+   "id": "e726c007",
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-05-01T18:23:03.394045Z",
+     "start_time": "2022-05-01T18:23:03.387048Z"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "import numpy as np"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 32,
+   "id": "66ac22be",
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-05-01T18:23:03.409226Z",
+     "start_time": "2022-05-01T18:23:03.396049Z"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "def sigmoid(x):\n",
+    "    \"\"\"\n",
+    "    Sigmoid function\n",
+    "    \"\"\"\n",
+    "    return 1/(1+np.exp(-x))\n",
+    "\n",
+    "def sigmoid_prime(x):\n",
+    "    \"\"\"\n",
+    "    Derivative of the sigmoid function\n",
+    "    \"\"\"\n",
+    "    return sigmoid(x) * (1 - sigmoid(x))\n",
+    "\n",
+    "# input values:\n",
+    "learnrate = 0.5\n",
+    "x = np.array([1, 2, 3, 4])\n",
+    "y = np.array(0.5)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 33,
+   "id": "f22baa38",
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-05-01T18:23:03.425195Z",
+     "start_time": "2022-05-01T18:23:03.411165Z"
+    }
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "example:\n",
+      "--------------\n",
+      "input:\n",
+      "-----\n",
+      "learnrate: 0.5\n",
+      "        x: [1 2 3 4]\n",
+      "        y: 0.5\n",
+      "-----\n",
+      "initialization:\n",
+      "        w: [ 0.5 -0.5  0.3  0.1]\n",
+      "-----\n",
+      "single iteration:\n",
+      "      w*x: 0.7999999999999998\n",
+      "        o: 0.6899744811276125\n",
+      "      err: -0.1899744811276125\n",
+      "(sigmoid)'*err: -0.04063738360460799\n",
+      "delta_w: [-0.02031869 -0.04063738 -0.06095608 -0.08127477]\n",
+      "w after update: [ 0.47968131 -0.54063738  0.23904392  0.01872523]\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Initial weights\n",
+    "w = np.array([0.5, -0.5, 0.3, 0.1])\n",
+    "\n",
+    "#Calculate the node's linear combination of inputs and weights\n",
+    "h = np.dot(w,x)\n",
+    "\n",
+    "#Calculate output of neural network\n",
+    "nn_output = sigmoid(h)\n",
+    "\n",
+    "#Calculate error of neural network\n",
+    "error = y - nn_output\n",
+    "\n",
+    "# Calculate the error term\n",
+    "error_term = sigmoid_prime(h)*error\n",
+    "\n",
+    "#Calculate change in weights\n",
+    "del_w = learnrate * error_term * x\n",
+    "\n",
+    "print ('example:')\n",
+    "print ('--------------')\n",
+    "print ('input:')\n",
+    "print ('-----')\n",
+    "print ('learnrate:', learnrate)\n",
+    "print ('        x:', x)\n",
+    "print ('        y:', y)\n",
+    "print ('-----')\n",
+    "print ('initialization:')\n",
+    "print ('        w:', w)\n",
+    "print ('-----')\n",
+    "print ('single iteration:')\n",
+    "print ('      w*x:',h)\n",
+    "print ('        o:',nn_output)\n",
+    "print ('      err:',error)\n",
+    "print (\"(sigmoid)'*err:\",error_term)\n",
+    "print ('delta_w:',del_w)\n",
+    "print ('w after update:',w+del_w)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 47,
+   "id": "b6ab1365",
+   "metadata": {
+    "ExecuteTime": {
+     "end_time": "2022-05-01T18:39:58.940458Z",
+     "start_time": "2022-05-01T18:39:58.888460Z"
+    }
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "w0[0]: -8.00030149, w1[0]:-0.00021757,  err: 0.32469834\n",
+      "w0[1]: -8.00060293, w1[1]:-0.00043513,  err: 0.32469838\n",
+      "w0[2]: -8.00090434, w1[2]:-0.00065268,  err: 0.32469843\n",
+      "w0[3]: -8.00120570, w1[3]:-0.00087024,  err: 0.32469847\n",
+      "w0[4]: -8.00150701, w1[4]:-0.00108778,  err: 0.32469851\n",
+      "w0[5]: -8.00180828, w1[5]:-0.00130532,  err: 0.32469856\n",
+      "w0[6]: -8.00210951, w1[6]:-0.00152285,  err: 0.32469860\n",
+      "w0[7]: -8.00241069, w1[7]:-0.00174038,  err: 0.32469865\n",
+      "w0[8]: -8.00271184, w1[8]:-0.00195790,  err: 0.32469869\n",
+      "w0[9]: -8.00301293, w1[9]:-0.00217542,  err: 0.32469873\n",
+      "w0[10]: -8.00331399, w1[10]:-0.00239293,  err: 0.32469878\n",
+      "w0[11]: -8.00361500, w1[11]:-0.00261044,  err: 0.32469882\n",
+      "w0[12]: -8.00391597, w1[12]:-0.00282794,  err: 0.32469886\n",
+      "w0[13]: -8.00421689, w1[13]:-0.00304544,  err: 0.32469890\n",
+      "w0[14]: -8.00451778, w1[14]:-0.00326293,  err: 0.32469895\n",
+      "w0[15]: -8.00481861, w1[15]:-0.00348041,  err: 0.32469899\n",
+      "w0[16]: -8.00511941, w1[16]:-0.00369789,  err: 0.32469903\n",
+      "w0[17]: -8.00542016, w1[17]:-0.00391536,  err: 0.32469908\n",
+      "w0[18]: -8.00572087, w1[18]:-0.00413283,  err: 0.32469912\n",
+      "w0[19]: -8.00602154, w1[19]:-0.00435030,  err: 0.32469916\n",
+      "w0[20]: -8.00632216, w1[20]:-0.00456775,  err: 0.32469921\n",
+      "w0[21]: -8.00662274, w1[21]:-0.00478521,  err: 0.32469925\n",
+      "w0[22]: -8.00692328, w1[22]:-0.00500265,  err: 0.32469929\n",
+      "w0[23]: -8.00722377, w1[23]:-0.00522010,  err: 0.32469934\n",
+      "w0[24]: -8.00752422, w1[24]:-0.00543753,  err: 0.32469938\n",
+      "w0[25]: -8.00782463, w1[25]:-0.00565496,  err: 0.32469942\n",
+      "w0[26]: -8.00812499, w1[26]:-0.00587239,  err: 0.32469946\n",
+      "w0[27]: -8.00842532, w1[27]:-0.00608981,  err: 0.32469951\n",
+      "w0[28]: -8.00872560, w1[28]:-0.00630723,  err: 0.32469955\n",
+      "w0[29]: -8.00902583, w1[29]:-0.00652464,  err: 0.32469959\n",
+      "w0[30]: -8.00932603, w1[30]:-0.00674205,  err: 0.32469964\n",
+      "w0[31]: -8.00962618, w1[31]:-0.00695945,  err: 0.32469968\n",
+      "w0[32]: -8.00992628, w1[32]:-0.00717684,  err: 0.32469972\n",
+      "w0[33]: -8.01022635, w1[33]:-0.00739423,  err: 0.32469976\n",
+      "w0[34]: -8.01052637, w1[34]:-0.00761162,  err: 0.32469981\n",
+      "w0[35]: -8.01082635, w1[35]:-0.00782900,  err: 0.32469985\n",
+      "w0[36]: -8.01112629, w1[36]:-0.00804638,  err: 0.32469989\n",
+      "w0[37]: -8.01142618, w1[37]:-0.00826375,  err: 0.32469994\n",
+      "w0[38]: -8.01172603, w1[38]:-0.00848111,  err: 0.32469998\n",
+      "w0[39]: -8.01202584, w1[39]:-0.00869847,  err: 0.32470002\n",
+      "w0[40]: -8.01232561, w1[40]:-0.00891583,  err: 0.32470006\n",
+      "w0[41]: -8.01262533, w1[41]:-0.00913318,  err: 0.32470011\n",
+      "w0[42]: -8.01292501, w1[42]:-0.00935053,  err: 0.32470015\n",
+      "w0[43]: -8.01322465, w1[43]:-0.00956787,  err: 0.32470019\n",
+      "w0[44]: -8.01352425, w1[44]:-0.00978520,  err: 0.32470023\n",
+      "w0[45]: -8.01382380, w1[45]:-0.01000253,  err: 0.32470028\n",
+      "w0[46]: -8.01412331, w1[46]:-0.01021986,  err: 0.32470032\n",
+      "w0[47]: -8.01442278, w1[47]:-0.01043718,  err: 0.32470036\n",
+      "w0[48]: -8.01472221, w1[48]:-0.01065450,  err: 0.32470040\n",
+      "w0[49]: -8.01502159, w1[49]:-0.01087181,  err: 0.32470045\n",
+      "w0[50]: -8.01532093, w1[50]:-0.01108912,  err: 0.32470049\n",
+      "w0[51]: -8.01562023, w1[51]:-0.01130642,  err: 0.32470053\n",
+      "w0[52]: -8.01591949, w1[52]:-0.01152372,  err: 0.32470057\n",
+      "w0[53]: -8.01621870, w1[53]:-0.01174101,  err: 0.32470062\n",
+      "w0[54]: -8.01651787, w1[54]:-0.01195830,  err: 0.32470066\n",
+      "w0[55]: -8.01681700, w1[55]:-0.01217559,  err: 0.32470070\n",
+      "w0[56]: -8.01711609, w1[56]:-0.01239287,  err: 0.32470074\n",
+      "w0[57]: -8.01741514, w1[57]:-0.01261014,  err: 0.32470078\n",
+      "w0[58]: -8.01771414, w1[58]:-0.01282741,  err: 0.32470083\n",
+      "w0[59]: -8.01801310, w1[59]:-0.01304468,  err: 0.32470087\n",
+      "w0[60]: -8.01831202, w1[60]:-0.01326194,  err: 0.32470091\n",
+      "w0[61]: -8.01861090, w1[61]:-0.01347919,  err: 0.32470095\n",
+      "w0[62]: -8.01890973, w1[62]:-0.01369644,  err: 0.32470100\n",
+      "w0[63]: -8.01920852, w1[63]:-0.01391369,  err: 0.32470104\n",
+      "w0[64]: -8.01950728, w1[64]:-0.01413093,  err: 0.32470108\n",
+      "w0[65]: -8.01980598, w1[65]:-0.01434817,  err: 0.32470112\n",
+      "w0[66]: -8.02010465, w1[66]:-0.01456541,  err: 0.32470116\n",
+      "w0[67]: -8.02040327, w1[67]:-0.01478263,  err: 0.32470121\n",
+      "w0[68]: -8.02070186, w1[68]:-0.01499986,  err: 0.32470125\n",
+      "w0[69]: -8.02100040, w1[69]:-0.01521708,  err: 0.32470129\n",
+      "w0[70]: -8.02129890, w1[70]:-0.01543430,  err: 0.32470133\n",
+      "w0[71]: -8.02159735, w1[71]:-0.01565151,  err: 0.32470137\n",
+      "w0[72]: -8.02189577, w1[72]:-0.01586871,  err: 0.32470141\n",
+      "w0[73]: -8.02219414, w1[73]:-0.01608592,  err: 0.32470146\n",
+      "w0[74]: -8.02249247, w1[74]:-0.01630312,  err: 0.32470150\n",
+      "w0[75]: -8.02279076, w1[75]:-0.01652031,  err: 0.32470154\n",
+      "w0[76]: -8.02308901, w1[76]:-0.01673750,  err: 0.32470158\n",
+      "w0[77]: -8.02338722, w1[77]:-0.01695469,  err: 0.32470162\n",
+      "w0[78]: -8.02368538, w1[78]:-0.01717187,  err: 0.32470167\n",
+      "w0[79]: -8.02398350, w1[79]:-0.01738904,  err: 0.32470171\n",
+      "w0[80]: -8.02428158, w1[80]:-0.01760622,  err: 0.32470175\n",
+      "w0[81]: -8.02457962, w1[81]:-0.01782338,  err: 0.32470179\n",
+      "w0[82]: -8.02487762, w1[82]:-0.01804055,  err: 0.32470183\n",
+      "w0[83]: -8.02517558, w1[83]:-0.01825771,  err: 0.32470187\n",
+      "w0[84]: -8.02547349, w1[84]:-0.01847487,  err: 0.32470192\n",
+      "w0[85]: -8.02577136, w1[85]:-0.01869202,  err: 0.32470196\n",
+      "w0[86]: -8.02606919, w1[86]:-0.01890916,  err: 0.32470200\n",
+      "w0[87]: -8.02636698, w1[87]:-0.01912631,  err: 0.32470204\n",
+      "w0[88]: -8.02666473, w1[88]:-0.01934345,  err: 0.32470208\n",
+      "w0[89]: -8.02696244, w1[89]:-0.01956058,  err: 0.32470212\n",
+      "w0[90]: -8.02726010, w1[90]:-0.01977771,  err: 0.32470216\n",
+      "w0[91]: -8.02755773, w1[91]:-0.01999484,  err: 0.32470221\n",
+      "w0[92]: -8.02785531, w1[92]:-0.02021197,  err: 0.32470225\n",
+      "w0[93]: -8.02815285, w1[93]:-0.02042908,  err: 0.32470229\n",
+      "w0[94]: -8.02845035, w1[94]:-0.02064620,  err: 0.32470233\n",
+      "w0[95]: -8.02874781, w1[95]:-0.02086331,  err: 0.32470237\n",
+      "w0[96]: -8.02904523, w1[96]:-0.02108042,  err: 0.32470241\n",
+      "w0[97]: -8.02934260, w1[97]:-0.02129752,  err: 0.32470245\n",
+      "w0[98]: -8.02963994, w1[98]:-0.02151462,  err: 0.32470250\n",
+      "w0[99]: -8.02993723, w1[99]:-0.02173172,  err: 0.32470254\n",
+      "w0[100]: -8.03023448, w1[100]:-0.02194881,  err: 0.32470258\n",
+      "w0[101]: -8.03053169, w1[101]:-0.02216590,  err: 0.32470262\n",
+      "w0[102]: -8.03082886, w1[102]:-0.02238298,  err: 0.32470266\n",
+      "w0[103]: -8.03112599, w1[103]:-0.02260006,  err: 0.32470270\n",
+      "w0[104]: -8.03142308, w1[104]:-0.02281714,  err: 0.32470274\n",
+      "w0[105]: -8.03172012, w1[105]:-0.02303421,  err: 0.32470278\n",
+      "w0[106]: -8.03201713, w1[106]:-0.02325128,  err: 0.32470282\n",
+      "w0[107]: -8.03231409, w1[107]:-0.02346834,  err: 0.32470287\n",
+      "w0[108]: -8.03261101, w1[108]:-0.02368541,  err: 0.32470291\n",
+      "w0[109]: -8.03290790, w1[109]:-0.02390246,  err: 0.32470295\n",
+      "w0[110]: -8.03320474, w1[110]:-0.02411952,  err: 0.32470299\n",
+      "w0[111]: -8.03350154, w1[111]:-0.02433657,  err: 0.32470303\n",
+      "w0[112]: -8.03379830, w1[112]:-0.02455361,  err: 0.32470307\n",
+      "w0[113]: -8.03409501, w1[113]:-0.02477066,  err: 0.32470311\n",
+      "w0[114]: -8.03439169, w1[114]:-0.02498770,  err: 0.32470315\n",
+      "w0[115]: -8.03468833, w1[115]:-0.02520473,  err: 0.32470319\n",
+      "w0[116]: -8.03498492, w1[116]:-0.02542176,  err: 0.32470323\n",
+      "w0[117]: -8.03528148, w1[117]:-0.02563879,  err: 0.32470328\n",
+      "w0[118]: -8.03557799, w1[118]:-0.02585582,  err: 0.32470332\n",
+      "w0[119]: -8.03587446, w1[119]:-0.02607284,  err: 0.32470336\n",
+      "w0[120]: -8.03617090, w1[120]:-0.02628986,  err: 0.32470340\n",
+      "w0[121]: -8.03646729, w1[121]:-0.02650687,  err: 0.32470344\n",
+      "w0[122]: -8.03676364, w1[122]:-0.02672388,  err: 0.32470348\n",
+      "w0[123]: -8.03705995, w1[123]:-0.02694089,  err: 0.32470352\n",
+      "w0[124]: -8.03735622, w1[124]:-0.02715789,  err: 0.32470356\n",
+      "w0[125]: -8.03765245, w1[125]:-0.02737489,  err: 0.32470360\n",
+      "w0[126]: -8.03794863, w1[126]:-0.02759189,  err: 0.32470364\n",
+      "w0[127]: -8.03824478, w1[127]:-0.02780889,  err: 0.32470368\n",
+      "w0[128]: -8.03854089, w1[128]:-0.02802588,  err: 0.32470372\n",
+      "w0[129]: -8.03883695, w1[129]:-0.02824286,  err: 0.32470376\n",
+      "w0[130]: -8.03913298, w1[130]:-0.02845985,  err: 0.32470380\n",
+      "w0[131]: -8.03942896, w1[131]:-0.02867683,  err: 0.32470384\n",
+      "w0[132]: -8.03972491, w1[132]:-0.02889380,  err: 0.32470389\n",
+      "w0[133]: -8.04002081, w1[133]:-0.02911078,  err: 0.32470393\n",
+      "w0[134]: -8.04031668, w1[134]:-0.02932775,  err: 0.32470397\n",
+      "w0[135]: -8.04061250, w1[135]:-0.02954471,  err: 0.32470401\n",
+      "w0[136]: -8.04090828, w1[136]:-0.02976168,  err: 0.32470405\n",
+      "w0[137]: -8.04120402, w1[137]:-0.02997864,  err: 0.32470409\n",
+      "w0[138]: -8.04149973, w1[138]:-0.03019560,  err: 0.32470413\n",
+      "w0[139]: -8.04179539, w1[139]:-0.03041255,  err: 0.32470417\n",
+      "w0[140]: -8.04209101, w1[140]:-0.03062950,  err: 0.32470421\n",
+      "w0[141]: -8.04238659, w1[141]:-0.03084645,  err: 0.32470425\n",
+      "w0[142]: -8.04268213, w1[142]:-0.03106339,  err: 0.32470429\n",
+      "w0[143]: -8.04297763, w1[143]:-0.03128034,  err: 0.32470433\n",
+      "w0[144]: -8.04327309, w1[144]:-0.03149727,  err: 0.32470437\n",
+      "w0[145]: -8.04356851, w1[145]:-0.03171421,  err: 0.32470441\n",
+      "w0[146]: -8.04386389, w1[146]:-0.03193114,  err: 0.32470445\n",
+      "w0[147]: -8.04415923, w1[147]:-0.03214807,  err: 0.32470449\n",
+      "w0[148]: -8.04445453, w1[148]:-0.03236500,  err: 0.32470453\n",
+      "w0[149]: -8.04474979, w1[149]:-0.03258192,  err: 0.32470457\n",
+      "w0[150]: -8.04504501, w1[150]:-0.03279884,  err: 0.32470461\n",
+      "w0[151]: -8.04534019, w1[151]:-0.03301576,  err: 0.32470465\n",
+      "w0[152]: -8.04563533, w1[152]:-0.03323267,  err: 0.32470469\n",
+      "w0[153]: -8.04593043, w1[153]:-0.03344958,  err: 0.32470473\n",
+      "w0[154]: -8.04622549, w1[154]:-0.03366649,  err: 0.32470477\n",
+      "w0[155]: -8.04652051, w1[155]:-0.03388340,  err: 0.32470481\n",
+      "w0[156]: -8.04681548, w1[156]:-0.03410030,  err: 0.32470485\n",
+      "w0[157]: -8.04711042, w1[157]:-0.03431720,  err: 0.32470489\n",
+      "w0[158]: -8.04740532, w1[158]:-0.03453410,  err: 0.32470493\n",
+      "w0[159]: -8.04770018, w1[159]:-0.03475099,  err: 0.32470497\n",
+      "w0[160]: -8.04799500, w1[160]:-0.03496788,  err: 0.32470501\n",
+      "w0[161]: -8.04828978, w1[161]:-0.03518477,  err: 0.32470505\n",
+      "w0[162]: -8.04858452, w1[162]:-0.03540165,  err: 0.32470509\n",
+      "w0[163]: -8.04887922, w1[163]:-0.03561854,  err: 0.32470513\n",
+      "w0[164]: -8.04917388, w1[164]:-0.03583542,  err: 0.32470517\n",
+      "w0[165]: -8.04946850, w1[165]:-0.03605229,  err: 0.32470521\n",
+      "w0[166]: -8.04976308, w1[166]:-0.03626917,  err: 0.32470525\n",
+      "w0[167]: -8.05005762, w1[167]:-0.03648604,  err: 0.32470529\n",
+      "w0[168]: -8.05035213, w1[168]:-0.03670291,  err: 0.32470533\n",
+      "w0[169]: -8.05064659, w1[169]:-0.03691978,  err: 0.32470537\n",
+      "w0[170]: -8.05094101, w1[170]:-0.03713664,  err: 0.32470541\n",
+      "w0[171]: -8.05123539, w1[171]:-0.03735350,  err: 0.32470545\n",
+      "w0[172]: -8.05152973, w1[172]:-0.03757036,  err: 0.32470549\n",
+      "w0[173]: -8.05182404, w1[173]:-0.03778722,  err: 0.32470553\n",
+      "w0[174]: -8.05211830, w1[174]:-0.03800407,  err: 0.32470557\n",
+      "w0[175]: -8.05241252, w1[175]:-0.03822092,  err: 0.32470561\n",
+      "w0[176]: -8.05270671, w1[176]:-0.03843777,  err: 0.32470564\n",
+      "w0[177]: -8.05300085, w1[177]:-0.03865461,  err: 0.32470568\n",
+      "w0[178]: -8.05329496, w1[178]:-0.03887146,  err: 0.32470572\n",
+      "w0[179]: -8.05358903, w1[179]:-0.03908830,  err: 0.32470576\n",
+      "w0[180]: -8.05388305, w1[180]:-0.03930514,  err: 0.32470580\n",
+      "w0[181]: -8.05417704, w1[181]:-0.03952197,  err: 0.32470584\n",
+      "w0[182]: -8.05447099, w1[182]:-0.03973881,  err: 0.32470588\n",
+      "w0[183]: -8.05476490, w1[183]:-0.03995564,  err: 0.32470592\n",
+      "w0[184]: -8.05505876, w1[184]:-0.04017247,  err: 0.32470596\n",
+      "w0[185]: -8.05535259, w1[185]:-0.04038929,  err: 0.32470600\n",
+      "w0[186]: -8.05564638, w1[186]:-0.04060612,  err: 0.32470604\n",
+      "w0[187]: -8.05594014, w1[187]:-0.04082294,  err: 0.32470608\n",
+      "w0[188]: -8.05623385, w1[188]:-0.04103976,  err: 0.32470612\n",
+      "w0[189]: -8.05652752, w1[189]:-0.04125657,  err: 0.32470616\n",
+      "w0[190]: -8.05682115, w1[190]:-0.04147339,  err: 0.32470620\n",
+      "w0[191]: -8.05711475, w1[191]:-0.04169020,  err: 0.32470623\n",
+      "w0[192]: -8.05740830, w1[192]:-0.04190701,  err: 0.32470627\n",
+      "w0[193]: -8.05770182, w1[193]:-0.04212382,  err: 0.32470631\n",
+      "w0[194]: -8.05799530, w1[194]:-0.04234062,  err: 0.32470635\n",
+      "w0[195]: -8.05828873, w1[195]:-0.04255743,  err: 0.32470639\n",
+      "w0[196]: -8.05858213, w1[196]:-0.04277423,  err: 0.32470643\n",
+      "w0[197]: -8.05887549, w1[197]:-0.04299103,  err: 0.32470647\n",
+      "w0[198]: -8.05916881, w1[198]:-0.04320782,  err: 0.32470651\n",
+      "w0[199]: -8.05946209, w1[199]:-0.04342462,  err: 0.32470655\n",
+      "w0[200]: -8.05975534, w1[200]:-0.04364141,  err: 0.32470659\n",
+      "w0[201]: -8.06004854, w1[201]:-0.04385820,  err: 0.32470663\n",
+      "w0[202]: -8.06034171, w1[202]:-0.04407499,  err: 0.32470666\n",
+      "w0[203]: -8.06063483, w1[203]:-0.04429178,  err: 0.32470670\n",
+      "w0[204]: -8.06092792, w1[204]:-0.04450856,  err: 0.32470674\n",
+      "w0[205]: -8.06122097, w1[205]:-0.04472534,  err: 0.32470678\n",
+      "w0[206]: -8.06151397, w1[206]:-0.04494212,  err: 0.32470682\n",
+      "w0[207]: -8.06180694, w1[207]:-0.04515890,  err: 0.32470686\n",
+      "w0[208]: -8.06209988, w1[208]:-0.04537568,  err: 0.32470690\n",
+      "w0[209]: -8.06239277, w1[209]:-0.04559245,  err: 0.32470694\n",
+      "w0[210]: -8.06268562, w1[210]:-0.04580922,  err: 0.32470698\n",
+      "w0[211]: -8.06297844, w1[211]:-0.04602599,  err: 0.32470701\n",
+      "w0[212]: -8.06327121, w1[212]:-0.04624276,  err: 0.32470705\n",
+      "w0[213]: -8.06356395, w1[213]:-0.04645953,  err: 0.32470709\n",
+      "w0[214]: -8.06385665, w1[214]:-0.04667629,  err: 0.32470713\n",
+      "w0[215]: -8.06414931, w1[215]:-0.04689306,  err: 0.32470717\n",
+      "w0[216]: -8.06444193, w1[216]:-0.04710982,  err: 0.32470721\n",
+      "w0[217]: -8.06473451, w1[217]:-0.04732658,  err: 0.32470725\n",
+      "w0[218]: -8.06502706, w1[218]:-0.04754333,  err: 0.32470728\n",
+      "w0[219]: -8.06531957, w1[219]:-0.04776009,  err: 0.32470732\n",
+      "w0[220]: -8.06561203, w1[220]:-0.04797684,  err: 0.32470736\n",
+      "w0[221]: -8.06590446, w1[221]:-0.04819360,  err: 0.32470740\n",
+      "w0[222]: -8.06619685, w1[222]:-0.04841035,  err: 0.32470744\n",
+      "w0[223]: -8.06648920, w1[223]:-0.04862709,  err: 0.32470748\n",
+      "w0[224]: -8.06678152, w1[224]:-0.04884384,  err: 0.32470752\n",
+      "w0[225]: -8.06707379, w1[225]:-0.04906059,  err: 0.32470755\n",
+      "w0[226]: -8.06736603, w1[226]:-0.04927733,  err: 0.32470759\n",
+      "w0[227]: -8.06765822, w1[227]:-0.04949407,  err: 0.32470763\n",
+      "w0[228]: -8.06795038, w1[228]:-0.04971081,  err: 0.32470767\n",
+      "w0[229]: -8.06824251, w1[229]:-0.04992755,  err: 0.32470771\n",
+      "w0[230]: -8.06853459, w1[230]:-0.05014429,  err: 0.32470775\n",
+      "w0[231]: -8.06882663, w1[231]:-0.05036102,  err: 0.32470778\n",
+      "w0[232]: -8.06911864, w1[232]:-0.05057776,  err: 0.32470782\n",
+      "w0[233]: -8.06941061, w1[233]:-0.05079449,  err: 0.32470786\n",
+      "w0[234]: -8.06970254, w1[234]:-0.05101122,  err: 0.32470790\n",
+      "w0[235]: -8.06999443, w1[235]:-0.05122795,  err: 0.32470794\n",
+      "w0[236]: -8.07028628, w1[236]:-0.05144468,  err: 0.32470798\n",
+      "w0[237]: -8.07057810, w1[237]:-0.05166140,  err: 0.32470801\n",
+      "w0[238]: -8.07086987, w1[238]:-0.05187813,  err: 0.32470805\n",
+      "w0[239]: -8.07116161, w1[239]:-0.05209485,  err: 0.32470809\n",
+      "w0[240]: -8.07145331, w1[240]:-0.05231158,  err: 0.32470813\n",
+      "w0[241]: -8.07174497, w1[241]:-0.05252830,  err: 0.32470817\n",
+      "w0[242]: -8.07203660, w1[242]:-0.05274502,  err: 0.32470820\n",
+      "w0[243]: -8.07232819, w1[243]:-0.05296173,  err: 0.32470824\n",
+      "w0[244]: -8.07261973, w1[244]:-0.05317845,  err: 0.32470828\n",
+      "w0[245]: -8.07291124, w1[245]:-0.05339517,  err: 0.32470832\n",
+      "w0[246]: -8.07320272, w1[246]:-0.05361188,  err: 0.32470836\n",
+      "w0[247]: -8.07349415, w1[247]:-0.05382859,  err: 0.32470839\n",
+      "w0[248]: -8.07378555, w1[248]:-0.05404530,  err: 0.32470843\n",
+      "w0[249]: -8.07407691, w1[249]:-0.05426201,  err: 0.32470847\n",
+      "w0[250]: -8.07436823, w1[250]:-0.05447872,  err: 0.32470851\n",
+      "w0[251]: -8.07465951, w1[251]:-0.05469543,  err: 0.32470855\n",
+      "w0[252]: -8.07495075, w1[252]:-0.05491214,  err: 0.32470858\n",
+      "w0[253]: -8.07524196, w1[253]:-0.05512884,  err: 0.32470862\n",
+      "w0[254]: -8.07553313, w1[254]:-0.05534555,  err: 0.32470866\n",
+      "w0[255]: -8.07582426, w1[255]:-0.05556225,  err: 0.32470870\n",
+      "w0[256]: -8.07611535, w1[256]:-0.05577895,  err: 0.32470873\n",
+      "w0[257]: -8.07640641, w1[257]:-0.05599565,  err: 0.32470877\n",
+      "w0[258]: -8.07669743, w1[258]:-0.05621235,  err: 0.32470881\n",
+      "w0[259]: -8.07698841, w1[259]:-0.05642905,  err: 0.32470885\n",
+      "w0[260]: -8.07727935, w1[260]:-0.05664575,  err: 0.32470889\n",
+      "w0[261]: -8.07757026, w1[261]:-0.05686244,  err: 0.32470892\n",
+      "w0[262]: -8.07786112, w1[262]:-0.05707914,  err: 0.32470896\n",
+      "w0[263]: -8.07815195, w1[263]:-0.05729583,  err: 0.32470900\n",
+      "w0[264]: -8.07844274, w1[264]:-0.05751253,  err: 0.32470904\n",
+      "w0[265]: -8.07873350, w1[265]:-0.05772922,  err: 0.32470907\n",
+      "w0[266]: -8.07902422, w1[266]:-0.05794591,  err: 0.32470911\n",
+      "w0[267]: -8.07931490, w1[267]:-0.05816260,  err: 0.32470915\n",
+      "w0[268]: -8.07960554, w1[268]:-0.05837929,  err: 0.32470919\n",
+      "w0[269]: -8.07989614, w1[269]:-0.05859598,  err: 0.32470922\n",
+      "w0[270]: -8.08018671, w1[270]:-0.05881267,  err: 0.32470926\n",
+      "w0[271]: -8.08047724, w1[271]:-0.05902935,  err: 0.32470930\n",
+      "w0[272]: -8.08076773, w1[272]:-0.05924604,  err: 0.32470934\n",
+      "w0[273]: -8.08105818, w1[273]:-0.05946272,  err: 0.32470937\n",
+      "w0[274]: -8.08134860, w1[274]:-0.05967941,  err: 0.32470941\n",
+      "w0[275]: -8.08163898, w1[275]:-0.05989609,  err: 0.32470945\n",
+      "w0[276]: -8.08192932, w1[276]:-0.06011277,  err: 0.32470949\n",
+      "w0[277]: -8.08221963, w1[277]:-0.06032946,  err: 0.32470952\n",
+      "w0[278]: -8.08250990, w1[278]:-0.06054614,  err: 0.32470956\n",
+      "w0[279]: -8.08280013, w1[279]:-0.06076282,  err: 0.32470960\n",
+      "w0[280]: -8.08309032, w1[280]:-0.06097950,  err: 0.32470964\n",
+      "w0[281]: -8.08338048, w1[281]:-0.06119618,  err: 0.32470967\n",
+      "w0[282]: -8.08367059, w1[282]:-0.06141286,  err: 0.32470971\n",
+      "w0[283]: -8.08396068, w1[283]:-0.06162953,  err: 0.32470975\n",
+      "w0[284]: -8.08425072, w1[284]:-0.06184621,  err: 0.32470978\n",
+      "w0[285]: -8.08454073, w1[285]:-0.06206289,  err: 0.32470982\n",
+      "w0[286]: -8.08483070, w1[286]:-0.06227956,  err: 0.32470986\n",
+      "w0[287]: -8.08512063, w1[287]:-0.06249624,  err: 0.32470990\n",
+      "w0[288]: -8.08541053, w1[288]:-0.06271291,  err: 0.32470993\n",
+      "w0[289]: -8.08570038, w1[289]:-0.06292959,  err: 0.32470997\n",
+      "w0[290]: -8.08599021, w1[290]:-0.06314626,  err: 0.32471001\n",
+      "w0[291]: -8.08627999, w1[291]:-0.06336293,  err: 0.32471004\n",
+      "w0[292]: -8.08656974, w1[292]:-0.06357961,  err: 0.32471008\n",
+      "w0[293]: -8.08685945, w1[293]:-0.06379628,  err: 0.32471012\n",
+      "w0[294]: -8.08714912, w1[294]:-0.06401295,  err: 0.32471015\n",
+      "w0[295]: -8.08743876, w1[295]:-0.06422962,  err: 0.32471019\n",
+      "w0[296]: -8.08772836, w1[296]:-0.06444629,  err: 0.32471023\n",
+      "w0[297]: -8.08801792, w1[297]:-0.06466296,  err: 0.32471027\n",
+      "w0[298]: -8.08830745, w1[298]:-0.06487963,  err: 0.32471030\n",
+      "w0[299]: -8.08859694, w1[299]:-0.06509630,  err: 0.32471034\n",
+      "w0[300]: -8.08888639, w1[300]:-0.06531297,  err: 0.32471038\n",
+      "w0[301]: -8.08917580, w1[301]:-0.06552964,  err: 0.32471041\n",
+      "w0[302]: -8.08946518, w1[302]:-0.06574631,  err: 0.32471045\n",
+      "w0[303]: -8.08975452, w1[303]:-0.06596298,  err: 0.32471049\n",
+      "w0[304]: -8.09004383, w1[304]:-0.06617965,  err: 0.32471052\n",
+      "w0[305]: -8.09033310, w1[305]:-0.06639631,  err: 0.32471056\n",
+      "w0[306]: -8.09062233, w1[306]:-0.06661298,  err: 0.32471060\n",
+      "w0[307]: -8.09091152, w1[307]:-0.06682965,  err: 0.32471063\n",
+      "w0[308]: -8.09120068, w1[308]:-0.06704632,  err: 0.32471067\n",
+      "w0[309]: -8.09148980, w1[309]:-0.06726298,  err: 0.32471071\n",
+      "w0[310]: -8.09177889, w1[310]:-0.06747965,  err: 0.32471074\n",
+      "w0[311]: -8.09206794, w1[311]:-0.06769632,  err: 0.32471078\n",
+      "w0[312]: -8.09235695, w1[312]:-0.06791298,  err: 0.32471082\n",
+      "w0[313]: -8.09264592, w1[313]:-0.06812965,  err: 0.32471085\n",
+      "w0[314]: -8.09293486, w1[314]:-0.06834631,  err: 0.32471089\n",
+      "w0[315]: -8.09322376, w1[315]:-0.06856298,  err: 0.32471093\n",
+      "w0[316]: -8.09351263, w1[316]:-0.06877965,  err: 0.32471096\n",
+      "w0[317]: -8.09380146, w1[317]:-0.06899631,  err: 0.32471100\n",
+      "w0[318]: -8.09409025, w1[318]:-0.06921298,  err: 0.32471104\n",
+      "w0[319]: -8.09437901, w1[319]:-0.06942964,  err: 0.32471107\n",
+      "w0[320]: -8.09466773, w1[320]:-0.06964631,  err: 0.32471111\n",
+      "w0[321]: -8.09495641, w1[321]:-0.06986297,  err: 0.32471114\n",
+      "w0[322]: -8.09524506, w1[322]:-0.07007964,  err: 0.32471118\n",
+      "w0[323]: -8.09553367, w1[323]:-0.07029631,  err: 0.32471122\n",
+      "w0[324]: -8.09582224, w1[324]:-0.07051297,  err: 0.32471125\n",
+      "w0[325]: -8.09611078, w1[325]:-0.07072964,  err: 0.32471129\n",
+      "w0[326]: -8.09639928, w1[326]:-0.07094630,  err: 0.32471133\n",
+      "w0[327]: -8.09668775, w1[327]:-0.07116297,  err: 0.32471136\n",
+      "w0[328]: -8.09697618, w1[328]:-0.07137964,  err: 0.32471140\n",
+      "w0[329]: -8.09726457, w1[329]:-0.07159630,  err: 0.32471143\n",
+      "w0[330]: -8.09755293, w1[330]:-0.07181297,  err: 0.32471147\n",
+      "w0[331]: -8.09784125, w1[331]:-0.07202964,  err: 0.32471151\n",
+      "w0[332]: -8.09812953, w1[332]:-0.07224630,  err: 0.32471154\n",
+      "w0[333]: -8.09841778, w1[333]:-0.07246297,  err: 0.32471158\n",
+      "w0[334]: -8.09870599, w1[334]:-0.07267964,  err: 0.32471162\n",
+      "w0[335]: -8.09899417, w1[335]:-0.07289631,  err: 0.32471165\n",
+      "w0[336]: -8.09928231, w1[336]:-0.07311297,  err: 0.32471169\n",
+      "w0[337]: -8.09957041, w1[337]:-0.07332964,  err: 0.32471172\n",
+      "w0[338]: -8.09985848, w1[338]:-0.07354631,  err: 0.32471176\n",
+      "w0[339]: -8.10014651, w1[339]:-0.07376298,  err: 0.32471180\n",
+      "w0[340]: -8.10043451, w1[340]:-0.07397965,  err: 0.32471183\n",
+      "w0[341]: -8.10072247, w1[341]:-0.07419632,  err: 0.32471187\n",
+      "w0[342]: -8.10101039, w1[342]:-0.07441299,  err: 0.32471190\n",
+      "w0[343]: -8.10129828, w1[343]:-0.07462966,  err: 0.32471194\n",
+      "w0[344]: -8.10158613, w1[344]:-0.07484633,  err: 0.32471198\n",
+      "w0[345]: -8.10187395, w1[345]:-0.07506300,  err: 0.32471201\n",
+      "w0[346]: -8.10216173, w1[346]:-0.07527967,  err: 0.32471205\n",
+      "w0[347]: -8.10244947, w1[347]:-0.07549635,  err: 0.32471208\n",
+      "w0[348]: -8.10273718, w1[348]:-0.07571302,  err: 0.32471212\n",
+      "w0[349]: -8.10302485, w1[349]:-0.07592969,  err: 0.32471215\n",
+      "w0[350]: -8.10331249, w1[350]:-0.07614637,  err: 0.32471219\n",
+      "w0[351]: -8.10360009, w1[351]:-0.07636304,  err: 0.32471223\n",
+      "w0[352]: -8.10388765, w1[352]:-0.07657971,  err: 0.32471226\n",
+      "w0[353]: -8.10417518, w1[353]:-0.07679639,  err: 0.32471230\n",
+      "w0[354]: -8.10446268, w1[354]:-0.07701307,  err: 0.32471233\n",
+      "w0[355]: -8.10475014, w1[355]:-0.07722974,  err: 0.32471237\n",
+      "w0[356]: -8.10503756, w1[356]:-0.07744642,  err: 0.32471240\n",
+      "w0[357]: -8.10532494, w1[357]:-0.07766310,  err: 0.32471244\n",
+      "w0[358]: -8.10561230, w1[358]:-0.07787978,  err: 0.32471248\n",
+      "w0[359]: -8.10589961, w1[359]:-0.07809646,  err: 0.32471251\n",
+      "w0[360]: -8.10618689, w1[360]:-0.07831314,  err: 0.32471255\n",
+      "w0[361]: -8.10647414, w1[361]:-0.07852982,  err: 0.32471258\n",
+      "w0[362]: -8.10676134, w1[362]:-0.07874650,  err: 0.32471262\n",
+      "w0[363]: -8.10704852, w1[363]:-0.07896318,  err: 0.32471265\n",
+      "w0[364]: -8.10733566, w1[364]:-0.07917986,  err: 0.32471269\n",
+      "w0[365]: -8.10762276, w1[365]:-0.07939655,  err: 0.32471272\n",
+      "w0[366]: -8.10790982, w1[366]:-0.07961323,  err: 0.32471276\n",
+      "w0[367]: -8.10819686, w1[367]:-0.07982992,  err: 0.32471280\n",
+      "w0[368]: -8.10848385, w1[368]:-0.08004660,  err: 0.32471283\n",
+      "w0[369]: -8.10877081, w1[369]:-0.08026329,  err: 0.32471287\n",
+      "w0[370]: -8.10905774, w1[370]:-0.08047998,  err: 0.32471290\n",
+      "w0[371]: -8.10934463, w1[371]:-0.08069667,  err: 0.32471294\n",
+      "w0[372]: -8.10963148, w1[372]:-0.08091336,  err: 0.32471297\n",
+      "w0[373]: -8.10991830, w1[373]:-0.08113005,  err: 0.32471301\n",
+      "w0[374]: -8.11020508, w1[374]:-0.08134674,  err: 0.32471304\n",
+      "w0[375]: -8.11049183, w1[375]:-0.08156343,  err: 0.32471308\n",
+      "w0[376]: -8.11077855, w1[376]:-0.08178012,  err: 0.32471311\n",
+      "w0[377]: -8.11106522, w1[377]:-0.08199682,  err: 0.32471315\n",
+      "w0[378]: -8.11135187, w1[378]:-0.08221351,  err: 0.32471318\n",
+      "w0[379]: -8.11163847, w1[379]:-0.08243021,  err: 0.32471322\n",
+      "w0[380]: -8.11192505, w1[380]:-0.08264691,  err: 0.32471325\n",
+      "w0[381]: -8.11221158, w1[381]:-0.08286361,  err: 0.32471329\n",
+      "w0[382]: -8.11249809, w1[382]:-0.08308031,  err: 0.32471332\n",
+      "w0[383]: -8.11278455, w1[383]:-0.08329701,  err: 0.32471336\n",
+      "w0[384]: -8.11307099, w1[384]:-0.08351371,  err: 0.32471339\n",
+      "w0[385]: -8.11335738, w1[385]:-0.08373041,  err: 0.32471343\n",
+      "w0[386]: -8.11364374, w1[386]:-0.08394712,  err: 0.32471346\n",
+      "w0[387]: -8.11393007, w1[387]:-0.08416382,  err: 0.32471350\n",
+      "w0[388]: -8.11421636, w1[388]:-0.08438053,  err: 0.32471353\n",
+      "w0[389]: -8.11450262, w1[389]:-0.08459724,  err: 0.32471357\n",
+      "w0[390]: -8.11478884, w1[390]:-0.08481395,  err: 0.32471360\n",
+      "w0[391]: -8.11507503, w1[391]:-0.08503066,  err: 0.32471364\n",
+      "w0[392]: -8.11536118, w1[392]:-0.08524737,  err: 0.32471367\n",
+      "w0[393]: -8.11564730, w1[393]:-0.08546408,  err: 0.32471371\n",
+      "w0[394]: -8.11593338, w1[394]:-0.08568080,  err: 0.32471374\n",
+      "w0[395]: -8.11621943, w1[395]:-0.08589751,  err: 0.32471378\n",
+      "w0[396]: -8.11650544, w1[396]:-0.08611423,  err: 0.32471381\n",
+      "w0[397]: -8.11679142, w1[397]:-0.08633095,  err: 0.32471385\n",
+      "w0[398]: -8.11707736, w1[398]:-0.08654767,  err: 0.32471388\n",
+      "w0[399]: -8.11736327, w1[399]:-0.08676439,  err: 0.32471392\n",
+      "w0[400]: -8.11764914, w1[400]:-0.08698111,  err: 0.32471395\n",
+      "w0[401]: -8.11793498, w1[401]:-0.08719784,  err: 0.32471399\n",
+      "w0[402]: -8.11822078, w1[402]:-0.08741456,  err: 0.32471402\n",
+      "w0[403]: -8.11850655, w1[403]:-0.08763129,  err: 0.32471406\n",
+      "w0[404]: -8.11879229, w1[404]:-0.08784802,  err: 0.32471409\n",
+      "w0[405]: -8.11907799, w1[405]:-0.08806475,  err: 0.32471413\n",
+      "w0[406]: -8.11936365, w1[406]:-0.08828148,  err: 0.32471416\n",
+      "w0[407]: -8.11964928, w1[407]:-0.08849821,  err: 0.32471420\n",
+      "w0[408]: -8.11993488, w1[408]:-0.08871495,  err: 0.32471423\n",
+      "w0[409]: -8.12022044, w1[409]:-0.08893168,  err: 0.32471427\n",
+      "w0[410]: -8.12050597, w1[410]:-0.08914842,  err: 0.32471430\n",
+      "w0[411]: -8.12079146, w1[411]:-0.08936516,  err: 0.32471433\n",
+      "w0[412]: -8.12107691, w1[412]:-0.08958190,  err: 0.32471437\n",
+      "w0[413]: -8.12136234, w1[413]:-0.08979864,  err: 0.32471440\n",
+      "w0[414]: -8.12164773, w1[414]:-0.09001539,  err: 0.32471444\n",
+      "w0[415]: -8.12193308, w1[415]:-0.09023213,  err: 0.32471447\n",
+      "w0[416]: -8.12221840, w1[416]:-0.09044888,  err: 0.32471451\n",
+      "w0[417]: -8.12250369, w1[417]:-0.09066563,  err: 0.32471454\n",
+      "w0[418]: -8.12278894, w1[418]:-0.09088238,  err: 0.32471458\n",
+      "w0[419]: -8.12307415, w1[419]:-0.09109913,  err: 0.32471461\n",
+      "w0[420]: -8.12335934, w1[420]:-0.09131589,  err: 0.32471464\n",
+      "w0[421]: -8.12364448, w1[421]:-0.09153264,  err: 0.32471468\n",
+      "w0[422]: -8.12392960, w1[422]:-0.09174940,  err: 0.32471471\n",
+      "w0[423]: -8.12421468, w1[423]:-0.09196616,  err: 0.32471475\n",
+      "w0[424]: -8.12449972, w1[424]:-0.09218292,  err: 0.32471478\n",
+      "w0[425]: -8.12478473, w1[425]:-0.09239969,  err: 0.32471482\n",
+      "w0[426]: -8.12506971, w1[426]:-0.09261645,  err: 0.32471485\n",
+      "w0[427]: -8.12535465, w1[427]:-0.09283322,  err: 0.32471488\n",
+      "w0[428]: -8.12563956, w1[428]:-0.09304999,  err: 0.32471492\n",
+      "w0[429]: -8.12592443, w1[429]:-0.09326676,  err: 0.32471495\n",
+      "w0[430]: -8.12620927, w1[430]:-0.09348353,  err: 0.32471499\n",
+      "w0[431]: -8.12649408, w1[431]:-0.09370031,  err: 0.32471502\n",
+      "w0[432]: -8.12677885, w1[432]:-0.09391708,  err: 0.32471505\n",
+      "w0[433]: -8.12706359, w1[433]:-0.09413386,  err: 0.32471509\n",
+      "w0[434]: -8.12734829, w1[434]:-0.09435064,  err: 0.32471512\n",
+      "w0[435]: -8.12763296, w1[435]:-0.09456743,  err: 0.32471516\n",
+      "w0[436]: -8.12791759, w1[436]:-0.09478421,  err: 0.32471519\n",
+      "w0[437]: -8.12820219, w1[437]:-0.09500100,  err: 0.32471522\n",
+      "w0[438]: -8.12848676, w1[438]:-0.09521779,  err: 0.32471526\n",
+      "w0[439]: -8.12877129, w1[439]:-0.09543458,  err: 0.32471529\n",
+      "w0[440]: -8.12905579, w1[440]:-0.09565138,  err: 0.32471533\n",
+      "w0[441]: -8.12934026, w1[441]:-0.09586817,  err: 0.32471536\n",
+      "w0[442]: -8.12962469, w1[442]:-0.09608497,  err: 0.32471539\n",
+      "w0[443]: -8.12990909, w1[443]:-0.09630177,  err: 0.32471543\n",
+      "w0[444]: -8.13019345, w1[444]:-0.09651857,  err: 0.32471546\n",
+      "w0[445]: -8.13047778, w1[445]:-0.09673538,  err: 0.32471550\n",
+      "w0[446]: -8.13076208, w1[446]:-0.09695218,  err: 0.32471553\n",
+      "w0[447]: -8.13104634, w1[447]:-0.09716899,  err: 0.32471556\n",
+      "w0[448]: -8.13133057, w1[448]:-0.09738580,  err: 0.32471560\n",
+      "w0[449]: -8.13161476, w1[449]:-0.09760262,  err: 0.32471563\n",
+      "w0[450]: -8.13189892, w1[450]:-0.09781943,  err: 0.32471566\n",
+      "w0[451]: -8.13218305, w1[451]:-0.09803625,  err: 0.32471570\n",
+      "w0[452]: -8.13246714, w1[452]:-0.09825307,  err: 0.32471573\n",
+      "w0[453]: -8.13275120, w1[453]:-0.09846989,  err: 0.32471577\n",
+      "w0[454]: -8.13303523, w1[454]:-0.09868672,  err: 0.32471580\n",
+      "w0[455]: -8.13331922, w1[455]:-0.09890355,  err: 0.32471583\n",
+      "w0[456]: -8.13360318, w1[456]:-0.09912038,  err: 0.32471587\n",
+      "w0[457]: -8.13388710, w1[457]:-0.09933721,  err: 0.32471590\n",
+      "w0[458]: -8.13417100, w1[458]:-0.09955404,  err: 0.32471593\n",
+      "w0[459]: -8.13445485, w1[459]:-0.09977088,  err: 0.32471597\n",
+      "w0[460]: -8.13473868, w1[460]:-0.09998772,  err: 0.32471600\n",
+      "w0[461]: -8.13502247, w1[461]:-0.10020456,  err: 0.32471603\n",
+      "w0[462]: -8.13530623, w1[462]:-0.10042141,  err: 0.32471607\n",
+      "w0[463]: -8.13558995, w1[463]:-0.10063826,  err: 0.32471610\n",
+      "w0[464]: -8.13587364, w1[464]:-0.10085511,  err: 0.32471613\n",
+      "w0[465]: -8.13615730, w1[465]:-0.10107196,  err: 0.32471617\n",
+      "w0[466]: -8.13644092, w1[466]:-0.10128881,  err: 0.32471620\n",
+      "w0[467]: -8.13672451, w1[467]:-0.10150567,  err: 0.32471624\n",
+      "w0[468]: -8.13700807, w1[468]:-0.10172253,  err: 0.32471627\n",
+      "w0[469]: -8.13729159, w1[469]:-0.10193939,  err: 0.32471630\n",
+      "w0[470]: -8.13757508, w1[470]:-0.10215626,  err: 0.32471634\n",
+      "w0[471]: -8.13785854, w1[471]:-0.10237313,  err: 0.32471637\n",
+      "w0[472]: -8.13814196, w1[472]:-0.10259000,  err: 0.32471640\n",
+      "w0[473]: -8.13842535, w1[473]:-0.10280687,  err: 0.32471643\n",
+      "w0[474]: -8.13870871, w1[474]:-0.10302375,  err: 0.32471647\n",
+      "w0[475]: -8.13899203, w1[475]:-0.10324063,  err: 0.32471650\n",
+      "w0[476]: -8.13927532, w1[476]:-0.10345751,  err: 0.32471653\n",
+      "w0[477]: -8.13955858, w1[477]:-0.10367440,  err: 0.32471657\n",
+      "w0[478]: -8.13984180, w1[478]:-0.10389128,  err: 0.32471660\n",
+      "w0[479]: -8.14012499, w1[479]:-0.10410817,  err: 0.32471663\n",
+      "w0[480]: -8.14040815, w1[480]:-0.10432507,  err: 0.32471667\n",
+      "w0[481]: -8.14069127, w1[481]:-0.10454196,  err: 0.32471670\n",
+      "w0[482]: -8.14097437, w1[482]:-0.10475886,  err: 0.32471673\n",
+      "w0[483]: -8.14125742, w1[483]:-0.10497576,  err: 0.32471677\n",
+      "w0[484]: -8.14154045, w1[484]:-0.10519267,  err: 0.32471680\n",
+      "w0[485]: -8.14182344, w1[485]:-0.10540958,  err: 0.32471683\n",
+      "w0[486]: -8.14210640, w1[486]:-0.10562649,  err: 0.32471687\n",
+      "w0[487]: -8.14238933, w1[487]:-0.10584340,  err: 0.32471690\n",
+      "w0[488]: -8.14267222, w1[488]:-0.10606032,  err: 0.32471693\n",
+      "w0[489]: -8.14295508, w1[489]:-0.10627724,  err: 0.32471696\n",
+      "w0[490]: -8.14323791, w1[490]:-0.10649416,  err: 0.32471700\n",
+      "w0[491]: -8.14352070, w1[491]:-0.10671109,  err: 0.32471703\n",
+      "w0[492]: -8.14380346, w1[492]:-0.10692801,  err: 0.32471706\n",
+      "w0[493]: -8.14408619, w1[493]:-0.10714495,  err: 0.32471710\n",
+      "w0[494]: -8.14436889, w1[494]:-0.10736188,  err: 0.32471713\n",
+      "w0[495]: -8.14465155, w1[495]:-0.10757882,  err: 0.32471716\n",
+      "w0[496]: -8.14493418, w1[496]:-0.10779576,  err: 0.32471719\n",
+      "w0[497]: -8.14521677, w1[497]:-0.10801270,  err: 0.32471723\n",
+      "w0[498]: -8.14549934, w1[498]:-0.10822965,  err: 0.32471726\n",
+      "w0[499]: -8.14578187, w1[499]:-0.10844660,  err: 0.32471729\n",
+      "w0[500]: -8.14606437, w1[500]:-0.10866356,  err: 0.32471733\n",
+      "w0[501]: -8.14634683, w1[501]:-0.10888051,  err: 0.32471736\n",
+      "w0[502]: -8.14662927, w1[502]:-0.10909747,  err: 0.32471739\n",
+      "w0[503]: -8.14691167, w1[503]:-0.10931444,  err: 0.32471742\n",
+      "w0[504]: -8.14719404, w1[504]:-0.10953140,  err: 0.32471746\n",
+      "w0[505]: -8.14747637, w1[505]:-0.10974837,  err: 0.32471749\n",
+      "w0[506]: -8.14775867, w1[506]:-0.10996535,  err: 0.32471752\n",
+      "w0[507]: -8.14804094, w1[507]:-0.11018233,  err: 0.32471755\n",
+      "w0[508]: -8.14832318, w1[508]:-0.11039931,  err: 0.32471759\n",
+      "w0[509]: -8.14860539, w1[509]:-0.11061629,  err: 0.32471762\n",
+      "w0[510]: -8.14888756, w1[510]:-0.11083328,  err: 0.32471765\n",
+      "w0[511]: -8.14916970, w1[511]:-0.11105027,  err: 0.32471768\n",
+      "w0[512]: -8.14945180, w1[512]:-0.11126726,  err: 0.32471772\n",
+      "w0[513]: -8.14973388, w1[513]:-0.11148426,  err: 0.32471775\n",
+      "w0[514]: -8.15001592, w1[514]:-0.11170126,  err: 0.32471778\n",
+      "w0[515]: -8.15029793, w1[515]:-0.11191826,  err: 0.32471781\n",
+      "w0[516]: -8.15057991, w1[516]:-0.11213527,  err: 0.32471785\n",
+      "w0[517]: -8.15086185, w1[517]:-0.11235228,  err: 0.32471788\n",
+      "w0[518]: -8.15114377, w1[518]:-0.11256929,  err: 0.32471791\n",
+      "w0[519]: -8.15142565, w1[519]:-0.11278631,  err: 0.32471794\n",
+      "w0[520]: -8.15170749, w1[520]:-0.11300333,  err: 0.32471798\n",
+      "w0[521]: -8.15198931, w1[521]:-0.11322036,  err: 0.32471801\n",
+      "w0[522]: -8.15227109, w1[522]:-0.11343739,  err: 0.32471804\n",
+      "w0[523]: -8.15255284, w1[523]:-0.11365442,  err: 0.32471807\n",
+      "w0[524]: -8.15283456, w1[524]:-0.11387146,  err: 0.32471811\n",
+      "w0[525]: -8.15311625, w1[525]:-0.11408850,  err: 0.32471814\n",
+      "w0[526]: -8.15339790, w1[526]:-0.11430554,  err: 0.32471817\n",
+      "w0[527]: -8.15367952, w1[527]:-0.11452259,  err: 0.32471820\n",
+      "w0[528]: -8.15396111, w1[528]:-0.11473964,  err: 0.32471823\n",
+      "w0[529]: -8.15424267, w1[529]:-0.11495669,  err: 0.32471827\n",
+      "w0[530]: -8.15452420, w1[530]:-0.11517375,  err: 0.32471830\n",
+      "w0[531]: -8.15480569, w1[531]:-0.11539081,  err: 0.32471833\n",
+      "w0[532]: -8.15508715, w1[532]:-0.11560788,  err: 0.32471836\n",
+      "w0[533]: -8.15536858, w1[533]:-0.11582495,  err: 0.32471839\n",
+      "w0[534]: -8.15564997, w1[534]:-0.11604202,  err: 0.32471843\n",
+      "w0[535]: -8.15593134, w1[535]:-0.11625910,  err: 0.32471846\n",
+      "w0[536]: -8.15621267, w1[536]:-0.11647618,  err: 0.32471849\n",
+      "w0[537]: -8.15649397, w1[537]:-0.11669327,  err: 0.32471852\n",
+      "w0[538]: -8.15677524, w1[538]:-0.11691036,  err: 0.32471855\n",
+      "w0[539]: -8.15705648, w1[539]:-0.11712745,  err: 0.32471859\n",
+      "w0[540]: -8.15733768, w1[540]:-0.11734455,  err: 0.32471862\n",
+      "w0[541]: -8.15761886, w1[541]:-0.11756165,  err: 0.32471865\n",
+      "w0[542]: -8.15790000, w1[542]:-0.11777875,  err: 0.32471868\n",
+      "w0[543]: -8.15818111, w1[543]:-0.11799586,  err: 0.32471871\n",
+      "w0[544]: -8.15846218, w1[544]:-0.11821297,  err: 0.32471875\n",
+      "w0[545]: -8.15874323, w1[545]:-0.11843009,  err: 0.32471878\n",
+      "w0[546]: -8.15902424, w1[546]:-0.11864721,  err: 0.32471881\n",
+      "w0[547]: -8.15930522, w1[547]:-0.11886433,  err: 0.32471884\n",
+      "w0[548]: -8.15958617, w1[548]:-0.11908146,  err: 0.32471887\n",
+      "w0[549]: -8.15986709, w1[549]:-0.11929860,  err: 0.32471891\n",
+      "w0[550]: -8.16014798, w1[550]:-0.11951573,  err: 0.32471894\n",
+      "w0[551]: -8.16042883, w1[551]:-0.11973287,  err: 0.32471897\n",
+      "w0[552]: -8.16070965, w1[552]:-0.11995002,  err: 0.32471900\n",
+      "w0[553]: -8.16099044, w1[553]:-0.12016717,  err: 0.32471903\n",
+      "w0[554]: -8.16127120, w1[554]:-0.12038432,  err: 0.32471906\n",
+      "w0[555]: -8.16155193, w1[555]:-0.12060148,  err: 0.32471910\n",
+      "w0[556]: -8.16183263, w1[556]:-0.12081864,  err: 0.32471913\n",
+      "w0[557]: -8.16211329, w1[557]:-0.12103581,  err: 0.32471916\n",
+      "w0[558]: -8.16239392, w1[558]:-0.12125298,  err: 0.32471919\n",
+      "w0[559]: -8.16267452, w1[559]:-0.12147015,  err: 0.32471922\n",
+      "w0[560]: -8.16295509, w1[560]:-0.12168733,  err: 0.32471925\n",
+      "w0[561]: -8.16323563, w1[561]:-0.12190452,  err: 0.32471928\n",
+      "w0[562]: -8.16351614, w1[562]:-0.12212170,  err: 0.32471932\n",
+      "w0[563]: -8.16379661, w1[563]:-0.12233890,  err: 0.32471935\n",
+      "w0[564]: -8.16407706, w1[564]:-0.12255609,  err: 0.32471938\n",
+      "w0[565]: -8.16435747, w1[565]:-0.12277329,  err: 0.32471941\n",
+      "w0[566]: -8.16463785, w1[566]:-0.12299050,  err: 0.32471944\n",
+      "w0[567]: -8.16491820, w1[567]:-0.12320771,  err: 0.32471947\n",
+      "w0[568]: -8.16519852, w1[568]:-0.12342492,  err: 0.32471951\n",
+      "w0[569]: -8.16547880, w1[569]:-0.12364214,  err: 0.32471954\n",
+      "w0[570]: -8.16575906, w1[570]:-0.12385936,  err: 0.32471957\n",
+      "w0[571]: -8.16603928, w1[571]:-0.12407659,  err: 0.32471960\n",
+      "w0[572]: -8.16631947, w1[572]:-0.12429382,  err: 0.32471963\n",
+      "w0[573]: -8.16659963, w1[573]:-0.12451106,  err: 0.32471966\n",
+      "w0[574]: -8.16687976, w1[574]:-0.12472830,  err: 0.32471969\n",
+      "w0[575]: -8.16715986, w1[575]:-0.12494555,  err: 0.32471972\n",
+      "w0[576]: -8.16743993, w1[576]:-0.12516280,  err: 0.32471976\n",
+      "w0[577]: -8.16771996, w1[577]:-0.12538005,  err: 0.32471979\n",
+      "w0[578]: -8.16799997, w1[578]:-0.12559731,  err: 0.32471982\n",
+      "w0[579]: -8.16827994, w1[579]:-0.12581458,  err: 0.32471985\n",
+      "w0[580]: -8.16855988, w1[580]:-0.12603184,  err: 0.32471988\n",
+      "w0[581]: -8.16883980, w1[581]:-0.12624912,  err: 0.32471991\n",
+      "w0[582]: -8.16911968, w1[582]:-0.12646640,  err: 0.32471994\n",
+      "w0[583]: -8.16939952, w1[583]:-0.12668368,  err: 0.32471997\n",
+      "w0[584]: -8.16967934, w1[584]:-0.12690097,  err: 0.32472000\n",
+      "w0[585]: -8.16995913, w1[585]:-0.12711826,  err: 0.32472004\n",
+      "w0[586]: -8.17023888, w1[586]:-0.12733556,  err: 0.32472007\n",
+      "w0[587]: -8.17051861, w1[587]:-0.12755286,  err: 0.32472010\n",
+      "w0[588]: -8.17079830, w1[588]:-0.12777016,  err: 0.32472013\n",
+      "w0[589]: -8.17107796, w1[589]:-0.12798748,  err: 0.32472016\n",
+      "w0[590]: -8.17135760, w1[590]:-0.12820479,  err: 0.32472019\n",
+      "w0[591]: -8.17163720, w1[591]:-0.12842211,  err: 0.32472022\n",
+      "w0[592]: -8.17191676, w1[592]:-0.12863944,  err: 0.32472025\n",
+      "w0[593]: -8.17219630, w1[593]:-0.12885677,  err: 0.32472028\n",
+      "w0[594]: -8.17247581, w1[594]:-0.12907411,  err: 0.32472031\n",
+      "w0[595]: -8.17275529, w1[595]:-0.12929145,  err: 0.32472035\n",
+      "w0[596]: -8.17303473, w1[596]:-0.12950879,  err: 0.32472038\n",
+      "w0[597]: -8.17331415, w1[597]:-0.12972614,  err: 0.32472041\n",
+      "w0[598]: -8.17359353, w1[598]:-0.12994350,  err: 0.32472044\n",
+      "w0[599]: -8.17387289, w1[599]:-0.13016086,  err: 0.32472047\n",
+      "w0[600]: -8.17415221, w1[600]:-0.13037823,  err: 0.32472050\n",
+      "w0[601]: -8.17443150, w1[601]:-0.13059560,  err: 0.32472053\n",
+      "w0[602]: -8.17471076, w1[602]:-0.13081297,  err: 0.32472056\n",
+      "w0[603]: -8.17498999, w1[603]:-0.13103035,  err: 0.32472059\n",
+      "w0[604]: -8.17526919, w1[604]:-0.13124774,  err: 0.32472062\n",
+      "w0[605]: -8.17554836, w1[605]:-0.13146513,  err: 0.32472065\n",
+      "w0[606]: -8.17582750, w1[606]:-0.13168253,  err: 0.32472068\n",
+      "w0[607]: -8.17610661, w1[607]:-0.13189993,  err: 0.32472071\n",
+      "w0[608]: -8.17638568, w1[608]:-0.13211733,  err: 0.32472074\n",
+      "w0[609]: -8.17666473, w1[609]:-0.13233474,  err: 0.32472078\n",
+      "w0[610]: -8.17694374, w1[610]:-0.13255216,  err: 0.32472081\n",
+      "w0[611]: -8.17722273, w1[611]:-0.13276958,  err: 0.32472084\n",
+      "w0[612]: -8.17750168, w1[612]:-0.13298701,  err: 0.32472087\n",
+      "w0[613]: -8.17778061, w1[613]:-0.13320444,  err: 0.32472090\n",
+      "w0[614]: -8.17805950, w1[614]:-0.13342188,  err: 0.32472093\n",
+      "w0[615]: -8.17833836, w1[615]:-0.13363932,  err: 0.32472096\n",
+      "w0[616]: -8.17861720, w1[616]:-0.13385677,  err: 0.32472099\n",
+      "w0[617]: -8.17889600, w1[617]:-0.13407423,  err: 0.32472102\n",
+      "w0[618]: -8.17917477, w1[618]:-0.13429169,  err: 0.32472105\n",
+      "w0[619]: -8.17945351, w1[619]:-0.13450915,  err: 0.32472108\n",
+      "w0[620]: -8.17973222, w1[620]:-0.13472662,  err: 0.32472111\n",
+      "w0[621]: -8.18001090, w1[621]:-0.13494410,  err: 0.32472114\n",
+      "w0[622]: -8.18028955, w1[622]:-0.13516158,  err: 0.32472117\n",
+      "w0[623]: -8.18056817, w1[623]:-0.13537906,  err: 0.32472120\n",
+      "w0[624]: -8.18084676, w1[624]:-0.13559656,  err: 0.32472123\n",
+      "w0[625]: -8.18112532, w1[625]:-0.13581405,  err: 0.32472126\n",
+      "w0[626]: -8.18140385, w1[626]:-0.13603155,  err: 0.32472129\n",
+      "w0[627]: -8.18168235, w1[627]:-0.13624906,  err: 0.32472132\n",
+      "w0[628]: -8.18196082, w1[628]:-0.13646658,  err: 0.32472135\n",
+      "w0[629]: -8.18223925, w1[629]:-0.13668410,  err: 0.32472138\n",
+      "w0[630]: -8.18251766, w1[630]:-0.13690162,  err: 0.32472141\n",
+      "w0[631]: -8.18279604, w1[631]:-0.13711915,  err: 0.32472144\n",
+      "w0[632]: -8.18307439, w1[632]:-0.13733669,  err: 0.32472147\n",
+      "w0[633]: -8.18335270, w1[633]:-0.13755423,  err: 0.32472150\n",
+      "w0[634]: -8.18363099, w1[634]:-0.13777178,  err: 0.32472153\n",
+      "w0[635]: -8.18390925, w1[635]:-0.13798933,  err: 0.32472156\n",
+      "w0[636]: -8.18418747, w1[636]:-0.13820689,  err: 0.32472159\n",
+      "w0[637]: -8.18446567, w1[637]:-0.13842445,  err: 0.32472162\n",
+      "w0[638]: -8.18474384, w1[638]:-0.13864202,  err: 0.32472165\n",
+      "w0[639]: -8.18502197, w1[639]:-0.13885960,  err: 0.32472168\n",
+      "w0[640]: -8.18530008, w1[640]:-0.13907718,  err: 0.32472171\n",
+      "w0[641]: -8.18557816, w1[641]:-0.13929477,  err: 0.32472174\n",
+      "w0[642]: -8.18585620, w1[642]:-0.13951236,  err: 0.32472177\n",
+      "w0[643]: -8.18613422, w1[643]:-0.13972996,  err: 0.32472180\n",
+      "w0[644]: -8.18641221, w1[644]:-0.13994756,  err: 0.32472183\n",
+      "w0[645]: -8.18669016, w1[645]:-0.14016517,  err: 0.32472186\n",
+      "w0[646]: -8.18696809, w1[646]:-0.14038279,  err: 0.32472189\n",
+      "w0[647]: -8.18724599, w1[647]:-0.14060041,  err: 0.32472192\n",
+      "w0[648]: -8.18752385, w1[648]:-0.14081804,  err: 0.32472195\n",
+      "w0[649]: -8.18780169, w1[649]:-0.14103568,  err: 0.32472198\n",
+      "w0[650]: -8.18807950, w1[650]:-0.14125332,  err: 0.32472201\n",
+      "w0[651]: -8.18835727, w1[651]:-0.14147096,  err: 0.32472204\n",
+      "w0[652]: -8.18863502, w1[652]:-0.14168861,  err: 0.32472207\n",
+      "w0[653]: -8.18891274, w1[653]:-0.14190627,  err: 0.32472210\n",
+      "w0[654]: -8.18919043, w1[654]:-0.14212394,  err: 0.32472213\n",
+      "w0[655]: -8.18946809, w1[655]:-0.14234161,  err: 0.32472216\n",
+      "w0[656]: -8.18974572, w1[656]:-0.14255928,  err: 0.32472219\n",
+      "w0[657]: -8.19002331, w1[657]:-0.14277697,  err: 0.32472222\n",
+      "w0[658]: -8.19030088, w1[658]:-0.14299465,  err: 0.32472225\n",
+      "w0[659]: -8.19057842, w1[659]:-0.14321235,  err: 0.32472228\n",
+      "w0[660]: -8.19085593, w1[660]:-0.14343005,  err: 0.32472231\n",
+      "w0[661]: -8.19113341, w1[661]:-0.14364776,  err: 0.32472234\n",
+      "w0[662]: -8.19141087, w1[662]:-0.14386547,  err: 0.32472237\n",
+      "w0[663]: -8.19168829, w1[663]:-0.14408319,  err: 0.32472240\n",
+      "w0[664]: -8.19196568, w1[664]:-0.14430091,  err: 0.32472243\n",
+      "w0[665]: -8.19224304, w1[665]:-0.14451865,  err: 0.32472246\n",
+      "w0[666]: -8.19252037, w1[666]:-0.14473638,  err: 0.32472249\n",
+      "w0[667]: -8.19279768, w1[667]:-0.14495413,  err: 0.32472252\n",
+      "w0[668]: -8.19307495, w1[668]:-0.14517188,  err: 0.32472255\n",
+      "w0[669]: -8.19335219, w1[669]:-0.14538963,  err: 0.32472258\n",
+      "w0[670]: -8.19362941, w1[670]:-0.14560740,  err: 0.32472261\n",
+      "w0[671]: -8.19390659, w1[671]:-0.14582517,  err: 0.32472263\n",
+      "w0[672]: -8.19418375, w1[672]:-0.14604294,  err: 0.32472266\n",
+      "w0[673]: -8.19446088, w1[673]:-0.14626072,  err: 0.32472269\n",
+      "w0[674]: -8.19473797, w1[674]:-0.14647851,  err: 0.32472272\n",
+      "w0[675]: -8.19501504, w1[675]:-0.14669631,  err: 0.32472275\n",
+      "w0[676]: -8.19529208, w1[676]:-0.14691411,  err: 0.32472278\n",
+      "w0[677]: -8.19556909, w1[677]:-0.14713192,  err: 0.32472281\n",
+      "w0[678]: -8.19584607, w1[678]:-0.14734973,  err: 0.32472284\n",
+      "w0[679]: -8.19612302, w1[679]:-0.14756755,  err: 0.32472287\n",
+      "w0[680]: -8.19639994, w1[680]:-0.14778538,  err: 0.32472290\n",
+      "w0[681]: -8.19667683, w1[681]:-0.14800321,  err: 0.32472293\n",
+      "w0[682]: -8.19695369, w1[682]:-0.14822105,  err: 0.32472296\n",
+      "w0[683]: -8.19723053, w1[683]:-0.14843890,  err: 0.32472299\n",
+      "w0[684]: -8.19750733, w1[684]:-0.14865675,  err: 0.32472302\n",
+      "w0[685]: -8.19778411, w1[685]:-0.14887461,  err: 0.32472304\n",
+      "w0[686]: -8.19806085, w1[686]:-0.14909248,  err: 0.32472307\n",
+      "w0[687]: -8.19833757, w1[687]:-0.14931035,  err: 0.32472310\n",
+      "w0[688]: -8.19861426, w1[688]:-0.14952823,  err: 0.32472313\n",
+      "w0[689]: -8.19889091, w1[689]:-0.14974612,  err: 0.32472316\n",
+      "w0[690]: -8.19916754, w1[690]:-0.14996401,  err: 0.32472319\n",
+      "w0[691]: -8.19944414, w1[691]:-0.15018191,  err: 0.32472322\n",
+      "w0[692]: -8.19972072, w1[692]:-0.15039982,  err: 0.32472325\n",
+      "w0[693]: -8.19999726, w1[693]:-0.15061773,  err: 0.32472328\n",
+      "w0[694]: -8.20027377, w1[694]:-0.15083565,  err: 0.32472331\n",
+      "w0[695]: -8.20055026, w1[695]:-0.15105358,  err: 0.32472333\n",
+      "w0[696]: -8.20082671, w1[696]:-0.15127151,  err: 0.32472336\n",
+      "w0[697]: -8.20110314, w1[697]:-0.15148945,  err: 0.32472339\n",
+      "w0[698]: -8.20137954, w1[698]:-0.15170740,  err: 0.32472342\n",
+      "w0[699]: -8.20165590, w1[699]:-0.15192535,  err: 0.32472345\n",
+      "w0[700]: -8.20193224, w1[700]:-0.15214332,  err: 0.32472348\n",
+      "w0[701]: -8.20220856, w1[701]:-0.15236128,  err: 0.32472351\n",
+      "w0[702]: -8.20248484, w1[702]:-0.15257926,  err: 0.32472354\n",
+      "w0[703]: -8.20276109, w1[703]:-0.15279724,  err: 0.32472357\n",
+      "w0[704]: -8.20303732, w1[704]:-0.15301523,  err: 0.32472359\n",
+      "w0[705]: -8.20331351, w1[705]:-0.15323323,  err: 0.32472362\n",
+      "w0[706]: -8.20358968, w1[706]:-0.15345123,  err: 0.32472365\n",
+      "w0[707]: -8.20386582, w1[707]:-0.15366924,  err: 0.32472368\n",
+      "w0[708]: -8.20414193, w1[708]:-0.15388725,  err: 0.32472371\n",
+      "w0[709]: -8.20441801, w1[709]:-0.15410528,  err: 0.32472374\n",
+      "w0[710]: -8.20469406, w1[710]:-0.15432331,  err: 0.32472377\n",
+      "w0[711]: -8.20497008, w1[711]:-0.15454135,  err: 0.32472380\n",
+      "w0[712]: -8.20524608, w1[712]:-0.15475939,  err: 0.32472382\n",
+      "w0[713]: -8.20552204, w1[713]:-0.15497744,  err: 0.32472385\n",
+      "w0[714]: -8.20579798, w1[714]:-0.15519550,  err: 0.32472388\n",
+      "w0[715]: -8.20607389, w1[715]:-0.15541357,  err: 0.32472391\n",
+      "w0[716]: -8.20634977, w1[716]:-0.15563164,  err: 0.32472394\n",
+      "w0[717]: -8.20662562, w1[717]:-0.15584973,  err: 0.32472397\n",
+      "w0[718]: -8.20690144, w1[718]:-0.15606781,  err: 0.32472400\n",
+      "w0[719]: -8.20717724, w1[719]:-0.15628591,  err: 0.32472402\n",
+      "w0[720]: -8.20745301, w1[720]:-0.15650401,  err: 0.32472405\n",
+      "w0[721]: -8.20772874, w1[721]:-0.15672212,  err: 0.32472408\n",
+      "w0[722]: -8.20800445, w1[722]:-0.15694024,  err: 0.32472411\n",
+      "w0[723]: -8.20828013, w1[723]:-0.15715836,  err: 0.32472414\n",
+      "w0[724]: -8.20855578, w1[724]:-0.15737649,  err: 0.32472417\n",
+      "w0[725]: -8.20883141, w1[725]:-0.15759463,  err: 0.32472419\n",
+      "w0[726]: -8.20910700, w1[726]:-0.15781278,  err: 0.32472422\n",
+      "w0[727]: -8.20938257, w1[727]:-0.15803093,  err: 0.32472425\n",
+      "w0[728]: -8.20965811, w1[728]:-0.15824910,  err: 0.32472428\n",
+      "w0[729]: -8.20993362, w1[729]:-0.15846726,  err: 0.32472431\n",
+      "w0[730]: -8.21020910, w1[730]:-0.15868544,  err: 0.32472434\n",
+      "w0[731]: -8.21048456, w1[731]:-0.15890362,  err: 0.32472436\n",
+      "w0[732]: -8.21075998, w1[732]:-0.15912182,  err: 0.32472439\n",
+      "w0[733]: -8.21103538, w1[733]:-0.15934001,  err: 0.32472442\n",
+      "w0[734]: -8.21131075, w1[734]:-0.15955822,  err: 0.32472445\n",
+      "w0[735]: -8.21158609, w1[735]:-0.15977643,  err: 0.32472448\n",
+      "w0[736]: -8.21186140, w1[736]:-0.15999466,  err: 0.32472451\n",
+      "w0[737]: -8.21213669, w1[737]:-0.16021288,  err: 0.32472453\n",
+      "w0[738]: -8.21241194, w1[738]:-0.16043112,  err: 0.32472456\n",
+      "w0[739]: -8.21268717, w1[739]:-0.16064936,  err: 0.32472459\n",
+      "w0[740]: -8.21296237, w1[740]:-0.16086762,  err: 0.32472462\n",
+      "w0[741]: -8.21323754, w1[741]:-0.16108588,  err: 0.32472465\n",
+      "w0[742]: -8.21351269, w1[742]:-0.16130414,  err: 0.32472467\n",
+      "w0[743]: -8.21378780, w1[743]:-0.16152242,  err: 0.32472470\n",
+      "w0[744]: -8.21406289, w1[744]:-0.16174070,  err: 0.32472473\n",
+      "w0[745]: -8.21433795, w1[745]:-0.16195899,  err: 0.32472476\n",
+      "w0[746]: -8.21461298, w1[746]:-0.16217729,  err: 0.32472479\n",
+      "w0[747]: -8.21488798, w1[747]:-0.16239559,  err: 0.32472481\n",
+      "w0[748]: -8.21516296, w1[748]:-0.16261391,  err: 0.32472484\n",
+      "w0[749]: -8.21543791, w1[749]:-0.16283223,  err: 0.32472487\n",
+      "w0[750]: -8.21571283, w1[750]:-0.16305056,  err: 0.32472490\n",
+      "w0[751]: -8.21598772, w1[751]:-0.16326889,  err: 0.32472493\n",
+      "w0[752]: -8.21626258, w1[752]:-0.16348724,  err: 0.32472495\n",
+      "w0[753]: -8.21653742, w1[753]:-0.16370559,  err: 0.32472498\n",
+      "w0[754]: -8.21681223, w1[754]:-0.16392395,  err: 0.32472501\n",
+      "w0[755]: -8.21708701, w1[755]:-0.16414232,  err: 0.32472504\n",
+      "w0[756]: -8.21736176, w1[756]:-0.16436070,  err: 0.32472506\n",
+      "w0[757]: -8.21763648, w1[757]:-0.16457908,  err: 0.32472509\n",
+      "w0[758]: -8.21791118, w1[758]:-0.16479747,  err: 0.32472512\n",
+      "w0[759]: -8.21818585, w1[759]:-0.16501587,  err: 0.32472515\n",
+      "w0[760]: -8.21846049, w1[760]:-0.16523428,  err: 0.32472518\n",
+      "w0[761]: -8.21873510, w1[761]:-0.16545270,  err: 0.32472520\n",
+      "w0[762]: -8.21900969, w1[762]:-0.16567112,  err: 0.32472523\n",
+      "w0[763]: -8.21928425, w1[763]:-0.16588955,  err: 0.32472526\n",
+      "w0[764]: -8.21955878, w1[764]:-0.16610799,  err: 0.32472529\n",
+      "w0[765]: -8.21983328, w1[765]:-0.16632644,  err: 0.32472531\n",
+      "w0[766]: -8.22010776, w1[766]:-0.16654490,  err: 0.32472534\n",
+      "w0[767]: -8.22038220, w1[767]:-0.16676336,  err: 0.32472537\n",
+      "w0[768]: -8.22065662, w1[768]:-0.16698184,  err: 0.32472540\n",
+      "w0[769]: -8.22093102, w1[769]:-0.16720032,  err: 0.32472542\n",
+      "w0[770]: -8.22120538, w1[770]:-0.16741881,  err: 0.32472545\n",
+      "w0[771]: -8.22147972, w1[771]:-0.16763731,  err: 0.32472548\n",
+      "w0[772]: -8.22175403, w1[772]:-0.16785581,  err: 0.32472551\n",
+      "w0[773]: -8.22202831, w1[773]:-0.16807433,  err: 0.32472553\n",
+      "w0[774]: -8.22230256, w1[774]:-0.16829285,  err: 0.32472556\n",
+      "w0[775]: -8.22257679, w1[775]:-0.16851138,  err: 0.32472559\n",
+      "w0[776]: -8.22285099, w1[776]:-0.16872992,  err: 0.32472562\n",
+      "w0[777]: -8.22312516, w1[777]:-0.16894847,  err: 0.32472564\n",
+      "w0[778]: -8.22339931, w1[778]:-0.16916702,  err: 0.32472567\n",
+      "w0[779]: -8.22367342, w1[779]:-0.16938559,  err: 0.32472570\n",
+      "w0[780]: -8.22394751, w1[780]:-0.16960416,  err: 0.32472573\n",
+      "w0[781]: -8.22422158, w1[781]:-0.16982274,  err: 0.32472575\n",
+      "w0[782]: -8.22449561, w1[782]:-0.17004133,  err: 0.32472578\n",
+      "w0[783]: -8.22476962, w1[783]:-0.17025993,  err: 0.32472581\n",
+      "w0[784]: -8.22504360, w1[784]:-0.17047853,  err: 0.32472584\n",
+      "w0[785]: -8.22531755, w1[785]:-0.17069715,  err: 0.32472586\n",
+      "w0[786]: -8.22559148, w1[786]:-0.17091577,  err: 0.32472589\n",
+      "w0[787]: -8.22586538, w1[787]:-0.17113440,  err: 0.32472592\n",
+      "w0[788]: -8.22613925, w1[788]:-0.17135304,  err: 0.32472594\n",
+      "w0[789]: -8.22641310, w1[789]:-0.17157169,  err: 0.32472597\n",
+      "w0[790]: -8.22668691, w1[790]:-0.17179035,  err: 0.32472600\n",
+      "w0[791]: -8.22696070, w1[791]:-0.17200902,  err: 0.32472603\n",
+      "w0[792]: -8.22723447, w1[792]:-0.17222769,  err: 0.32472605\n",
+      "w0[793]: -8.22750820, w1[793]:-0.17244637,  err: 0.32472608\n",
+      "w0[794]: -8.22778191, w1[794]:-0.17266507,  err: 0.32472611\n",
+      "w0[795]: -8.22805559, w1[795]:-0.17288377,  err: 0.32472613\n",
+      "w0[796]: -8.22832925, w1[796]:-0.17310248,  err: 0.32472616\n",
+      "w0[797]: -8.22860287, w1[797]:-0.17332120,  err: 0.32472619\n",
+      "w0[798]: -8.22887647, w1[798]:-0.17353992,  err: 0.32472622\n",
+      "w0[799]: -8.22915005, w1[799]:-0.17375866,  err: 0.32472624\n",
+      "w0[800]: -8.22942359, w1[800]:-0.17397740,  err: 0.32472627\n",
+      "w0[801]: -8.22969711, w1[801]:-0.17419616,  err: 0.32472630\n",
+      "w0[802]: -8.22997060, w1[802]:-0.17441492,  err: 0.32472632\n",
+      "w0[803]: -8.23024407, w1[803]:-0.17463369,  err: 0.32472635\n",
+      "w0[804]: -8.23051751, w1[804]:-0.17485247,  err: 0.32472638\n",
+      "w0[805]: -8.23079092, w1[805]:-0.17507126,  err: 0.32472640\n",
+      "w0[806]: -8.23106430, w1[806]:-0.17529005,  err: 0.32472643\n",
+      "w0[807]: -8.23133766, w1[807]:-0.17550886,  err: 0.32472646\n",
+      "w0[808]: -8.23161099, w1[808]:-0.17572768,  err: 0.32472648\n",
+      "w0[809]: -8.23188430, w1[809]:-0.17594650,  err: 0.32472651\n",
+      "w0[810]: -8.23215757, w1[810]:-0.17616533,  err: 0.32472654\n",
+      "w0[811]: -8.23243082, w1[811]:-0.17638418,  err: 0.32472656\n",
+      "w0[812]: -8.23270405, w1[812]:-0.17660303,  err: 0.32472659\n",
+      "w0[813]: -8.23297724, w1[813]:-0.17682189,  err: 0.32472662\n",
+      "w0[814]: -8.23325041, w1[814]:-0.17704076,  err: 0.32472664\n",
+      "w0[815]: -8.23352356, w1[815]:-0.17725964,  err: 0.32472667\n",
+      "w0[816]: -8.23379667, w1[816]:-0.17747852,  err: 0.32472670\n",
+      "w0[817]: -8.23406976, w1[817]:-0.17769742,  err: 0.32472672\n",
+      "w0[818]: -8.23434283, w1[818]:-0.17791633,  err: 0.32472675\n",
+      "w0[819]: -8.23461586, w1[819]:-0.17813524,  err: 0.32472678\n",
+      "w0[820]: -8.23488887, w1[820]:-0.17835417,  err: 0.32472680\n",
+      "w0[821]: -8.23516186, w1[821]:-0.17857310,  err: 0.32472683\n",
+      "w0[822]: -8.23543481, w1[822]:-0.17879204,  err: 0.32472686\n",
+      "w0[823]: -8.23570774, w1[823]:-0.17901099,  err: 0.32472688\n",
+      "w0[824]: -8.23598065, w1[824]:-0.17922995,  err: 0.32472691\n",
+      "w0[825]: -8.23625352, w1[825]:-0.17944892,  err: 0.32472694\n",
+      "w0[826]: -8.23652638, w1[826]:-0.17966790,  err: 0.32472696\n",
+      "w0[827]: -8.23679920, w1[827]:-0.17988689,  err: 0.32472699\n",
+      "w0[828]: -8.23707200, w1[828]:-0.18010589,  err: 0.32472702\n",
+      "w0[829]: -8.23734477, w1[829]:-0.18032490,  err: 0.32472704\n",
+      "w0[830]: -8.23761751, w1[830]:-0.18054392,  err: 0.32472707\n",
+      "w0[831]: -8.23789023, w1[831]:-0.18076294,  err: 0.32472710\n",
+      "w0[832]: -8.23816292, w1[832]:-0.18098198,  err: 0.32472712\n",
+      "w0[833]: -8.23843559, w1[833]:-0.18120102,  err: 0.32472715\n",
+      "w0[834]: -8.23870823, w1[834]:-0.18142008,  err: 0.32472718\n",
+      "w0[835]: -8.23898084, w1[835]:-0.18163914,  err: 0.32472720\n",
+      "w0[836]: -8.23925342, w1[836]:-0.18185821,  err: 0.32472723\n",
+      "w0[837]: -8.23952598, w1[837]:-0.18207730,  err: 0.32472725\n",
+      "w0[838]: -8.23979852, w1[838]:-0.18229639,  err: 0.32472728\n",
+      "w0[839]: -8.24007103, w1[839]:-0.18251549,  err: 0.32472731\n",
+      "w0[840]: -8.24034351, w1[840]:-0.18273460,  err: 0.32472733\n",
+      "w0[841]: -8.24061596, w1[841]:-0.18295372,  err: 0.32472736\n",
+      "w0[842]: -8.24088839, w1[842]:-0.18317286,  err: 0.32472739\n",
+      "w0[843]: -8.24116079, w1[843]:-0.18339200,  err: 0.32472741\n",
+      "w0[844]: -8.24143317, w1[844]:-0.18361115,  err: 0.32472744\n",
+      "w0[845]: -8.24170552, w1[845]:-0.18383031,  err: 0.32472746\n",
+      "w0[846]: -8.24197784, w1[846]:-0.18404948,  err: 0.32472749\n",
+      "w0[847]: -8.24225014, w1[847]:-0.18426865,  err: 0.32472752\n",
+      "w0[848]: -8.24252241, w1[848]:-0.18448784,  err: 0.32472754\n",
+      "w0[849]: -8.24279466, w1[849]:-0.18470704,  err: 0.32472757\n",
+      "w0[850]: -8.24306688, w1[850]:-0.18492625,  err: 0.32472759\n",
+      "w0[851]: -8.24333907, w1[851]:-0.18514547,  err: 0.32472762\n",
+      "w0[852]: -8.24361124, w1[852]:-0.18536470,  err: 0.32472765\n",
+      "w0[853]: -8.24388338, w1[853]:-0.18558393,  err: 0.32472767\n",
+      "w0[854]: -8.24415549, w1[854]:-0.18580318,  err: 0.32472770\n",
+      "w0[855]: -8.24442758, w1[855]:-0.18602244,  err: 0.32472772\n",
+      "w0[856]: -8.24469964, w1[856]:-0.18624170,  err: 0.32472775\n",
+      "w0[857]: -8.24497168, w1[857]:-0.18646098,  err: 0.32472778\n",
+      "w0[858]: -8.24524369, w1[858]:-0.18668027,  err: 0.32472780\n",
+      "w0[859]: -8.24551568, w1[859]:-0.18689957,  err: 0.32472783\n",
+      "w0[860]: -8.24578764, w1[860]:-0.18711887,  err: 0.32472785\n",
+      "w0[861]: -8.24605957, w1[861]:-0.18733819,  err: 0.32472788\n",
+      "w0[862]: -8.24633148, w1[862]:-0.18755752,  err: 0.32472791\n",
+      "w0[863]: -8.24660336, w1[863]:-0.18777685,  err: 0.32472793\n",
+      "w0[864]: -8.24687522, w1[864]:-0.18799620,  err: 0.32472796\n",
+      "w0[865]: -8.24714705, w1[865]:-0.18821556,  err: 0.32472798\n",
+      "w0[866]: -8.24741885, w1[866]:-0.18843492,  err: 0.32472801\n",
+      "w0[867]: -8.24769063, w1[867]:-0.18865430,  err: 0.32472803\n",
+      "w0[868]: -8.24796238, w1[868]:-0.18887369,  err: 0.32472806\n",
+      "w0[869]: -8.24823411, w1[869]:-0.18909309,  err: 0.32472809\n",
+      "w0[870]: -8.24850581, w1[870]:-0.18931249,  err: 0.32472811\n",
+      "w0[871]: -8.24877749, w1[871]:-0.18953191,  err: 0.32472814\n",
+      "w0[872]: -8.24904914, w1[872]:-0.18975134,  err: 0.32472816\n",
+      "w0[873]: -8.24932076, w1[873]:-0.18997078,  err: 0.32472819\n",
+      "w0[874]: -8.24959236, w1[874]:-0.19019022,  err: 0.32472821\n",
+      "w0[875]: -8.24986393, w1[875]:-0.19040968,  err: 0.32472824\n",
+      "w0[876]: -8.25013548, w1[876]:-0.19062915,  err: 0.32472826\n",
+      "w0[877]: -8.25040700, w1[877]:-0.19084863,  err: 0.32472829\n",
+      "w0[878]: -8.25067850, w1[878]:-0.19106812,  err: 0.32472832\n",
+      "w0[879]: -8.25094997, w1[879]:-0.19128762,  err: 0.32472834\n",
+      "w0[880]: -8.25122141, w1[880]:-0.19150713,  err: 0.32472837\n",
+      "w0[881]: -8.25149283, w1[881]:-0.19172665,  err: 0.32472839\n",
+      "w0[882]: -8.25176423, w1[882]:-0.19194618,  err: 0.32472842\n",
+      "w0[883]: -8.25203560, w1[883]:-0.19216572,  err: 0.32472844\n",
+      "w0[884]: -8.25230694, w1[884]:-0.19238527,  err: 0.32472847\n",
+      "w0[885]: -8.25257826, w1[885]:-0.19260483,  err: 0.32472849\n",
+      "w0[886]: -8.25284955, w1[886]:-0.19282441,  err: 0.32472852\n",
+      "w0[887]: -8.25312082, w1[887]:-0.19304399,  err: 0.32472854\n",
+      "w0[888]: -8.25339206, w1[888]:-0.19326358,  err: 0.32472857\n",
+      "w0[889]: -8.25366327, w1[889]:-0.19348319,  err: 0.32472860\n",
+      "w0[890]: -8.25393447, w1[890]:-0.19370280,  err: 0.32472862\n",
+      "w0[891]: -8.25420563, w1[891]:-0.19392243,  err: 0.32472865\n",
+      "w0[892]: -8.25447677, w1[892]:-0.19414206,  err: 0.32472867\n",
+      "w0[893]: -8.25474789, w1[893]:-0.19436171,  err: 0.32472870\n",
+      "w0[894]: -8.25501898, w1[894]:-0.19458137,  err: 0.32472872\n",
+      "w0[895]: -8.25529004, w1[895]:-0.19480103,  err: 0.32472875\n",
+      "w0[896]: -8.25556108, w1[896]:-0.19502071,  err: 0.32472877\n",
+      "w0[897]: -8.25583209, w1[897]:-0.19524040,  err: 0.32472880\n",
+      "w0[898]: -8.25610308, w1[898]:-0.19546010,  err: 0.32472882\n",
+      "w0[899]: -8.25637405, w1[899]:-0.19567981,  err: 0.32472885\n",
+      "w0[900]: -8.25664498, w1[900]:-0.19589953,  err: 0.32472887\n",
+      "w0[901]: -8.25691590, w1[901]:-0.19611926,  err: 0.32472890\n",
+      "w0[902]: -8.25718679, w1[902]:-0.19633900,  err: 0.32472892\n",
+      "w0[903]: -8.25745765, w1[903]:-0.19655876,  err: 0.32472895\n",
+      "w0[904]: -8.25772849, w1[904]:-0.19677852,  err: 0.32472897\n",
+      "w0[905]: -8.25799930, w1[905]:-0.19699830,  err: 0.32472900\n",
+      "w0[906]: -8.25827009, w1[906]:-0.19721808,  err: 0.32472902\n",
+      "w0[907]: -8.25854085, w1[907]:-0.19743788,  err: 0.32472905\n",
+      "w0[908]: -8.25881159, w1[908]:-0.19765769,  err: 0.32472907\n",
+      "w0[909]: -8.25908230, w1[909]:-0.19787751,  err: 0.32472910\n",
+      "w0[910]: -8.25935299, w1[910]:-0.19809734,  err: 0.32472912\n",
+      "w0[911]: -8.25962365, w1[911]:-0.19831718,  err: 0.32472915\n",
+      "w0[912]: -8.25989429, w1[912]:-0.19853703,  err: 0.32472917\n",
+      "w0[913]: -8.26016490, w1[913]:-0.19875689,  err: 0.32472920\n",
+      "w0[914]: -8.26043549, w1[914]:-0.19897676,  err: 0.32472922\n",
+      "w0[915]: -8.26070605, w1[915]:-0.19919665,  err: 0.32472925\n",
+      "w0[916]: -8.26097659, w1[916]:-0.19941654,  err: 0.32472927\n",
+      "w0[917]: -8.26124710, w1[917]:-0.19963645,  err: 0.32472930\n",
+      "w0[918]: -8.26151759, w1[918]:-0.19985637,  err: 0.32472932\n",
+      "w0[919]: -8.26178805, w1[919]:-0.20007630,  err: 0.32472935\n",
+      "w0[920]: -8.26205849, w1[920]:-0.20029624,  err: 0.32472937\n",
+      "w0[921]: -8.26232891, w1[921]:-0.20051619,  err: 0.32472940\n",
+      "w0[922]: -8.26259930, w1[922]:-0.20073615,  err: 0.32472942\n",
+      "w0[923]: -8.26286966, w1[923]:-0.20095612,  err: 0.32472945\n",
+      "w0[924]: -8.26314000, w1[924]:-0.20117611,  err: 0.32472947\n",
+      "w0[925]: -8.26341032, w1[925]:-0.20139610,  err: 0.32472950\n",
+      "w0[926]: -8.26368061, w1[926]:-0.20161611,  err: 0.32472952\n",
+      "w0[927]: -8.26395087, w1[927]:-0.20183613,  err: 0.32472954\n",
+      "w0[928]: -8.26422111, w1[928]:-0.20205616,  err: 0.32472957\n",
+      "w0[929]: -8.26449133, w1[929]:-0.20227620,  err: 0.32472959\n",
+      "w0[930]: -8.26476152, w1[930]:-0.20249625,  err: 0.32472962\n",
+      "w0[931]: -8.26503169, w1[931]:-0.20271632,  err: 0.32472964\n",
+      "w0[932]: -8.26530183, w1[932]:-0.20293639,  err: 0.32472967\n",
+      "w0[933]: -8.26557195, w1[933]:-0.20315648,  err: 0.32472969\n",
+      "w0[934]: -8.26584204, w1[934]:-0.20337658,  err: 0.32472972\n",
+      "w0[935]: -8.26611211, w1[935]:-0.20359669,  err: 0.32472974\n",
+      "w0[936]: -8.26638216, w1[936]:-0.20381681,  err: 0.32472977\n",
+      "w0[937]: -8.26665218, w1[937]:-0.20403694,  err: 0.32472979\n",
+      "w0[938]: -8.26692217, w1[938]:-0.20425709,  err: 0.32472981\n",
+      "w0[939]: -8.26719214, w1[939]:-0.20447724,  err: 0.32472984\n",
+      "w0[940]: -8.26746209, w1[940]:-0.20469741,  err: 0.32472986\n",
+      "w0[941]: -8.26773201, w1[941]:-0.20491759,  err: 0.32472989\n",
+      "w0[942]: -8.26800191, w1[942]:-0.20513778,  err: 0.32472991\n",
+      "w0[943]: -8.26827178, w1[943]:-0.20535798,  err: 0.32472994\n",
+      "w0[944]: -8.26854163, w1[944]:-0.20557819,  err: 0.32472996\n",
+      "w0[945]: -8.26881146, w1[945]:-0.20579842,  err: 0.32472998\n",
+      "w0[946]: -8.26908126, w1[946]:-0.20601865,  err: 0.32473001\n",
+      "w0[947]: -8.26935103, w1[947]:-0.20623890,  err: 0.32473003\n",
+      "w0[948]: -8.26962078, w1[948]:-0.20645916,  err: 0.32473006\n",
+      "w0[949]: -8.26989051, w1[949]:-0.20667943,  err: 0.32473008\n",
+      "w0[950]: -8.27016021, w1[950]:-0.20689972,  err: 0.32473011\n",
+      "w0[951]: -8.27042989, w1[951]:-0.20712001,  err: 0.32473013\n",
+      "w0[952]: -8.27069955, w1[952]:-0.20734032,  err: 0.32473015\n",
+      "w0[953]: -8.27096918, w1[953]:-0.20756064,  err: 0.32473018\n",
+      "w0[954]: -8.27123878, w1[954]:-0.20778097,  err: 0.32473020\n",
+      "w0[955]: -8.27150837, w1[955]:-0.20800131,  err: 0.32473023\n",
+      "w0[956]: -8.27177792, w1[956]:-0.20822167,  err: 0.32473025\n",
+      "w0[957]: -8.27204746, w1[957]:-0.20844203,  err: 0.32473027\n",
+      "w0[958]: -8.27231697, w1[958]:-0.20866241,  err: 0.32473030\n",
+      "w0[959]: -8.27258645, w1[959]:-0.20888280,  err: 0.32473032\n",
+      "w0[960]: -8.27285592, w1[960]:-0.20910320,  err: 0.32473035\n",
+      "w0[961]: -8.27312535, w1[961]:-0.20932362,  err: 0.32473037\n",
+      "w0[962]: -8.27339477, w1[962]:-0.20954404,  err: 0.32473039\n",
+      "w0[963]: -8.27366416, w1[963]:-0.20976448,  err: 0.32473042\n",
+      "w0[964]: -8.27393352, w1[964]:-0.20998493,  err: 0.32473044\n",
+      "w0[965]: -8.27420286, w1[965]:-0.21020539,  err: 0.32473047\n",
+      "w0[966]: -8.27447218, w1[966]:-0.21042587,  err: 0.32473049\n",
+      "w0[967]: -8.27474147, w1[967]:-0.21064636,  err: 0.32473051\n",
+      "w0[968]: -8.27501074, w1[968]:-0.21086685,  err: 0.32473054\n",
+      "w0[969]: -8.27527999, w1[969]:-0.21108736,  err: 0.32473056\n",
+      "w0[970]: -8.27554921, w1[970]:-0.21130789,  err: 0.32473059\n",
+      "w0[971]: -8.27581841, w1[971]:-0.21152842,  err: 0.32473061\n",
+      "w0[972]: -8.27608758, w1[972]:-0.21174897,  err: 0.32473063\n",
+      "w0[973]: -8.27635673, w1[973]:-0.21196953,  err: 0.32473066\n",
+      "w0[974]: -8.27662586, w1[974]:-0.21219010,  err: 0.32473068\n",
+      "w0[975]: -8.27689496, w1[975]:-0.21241068,  err: 0.32473071\n",
+      "w0[976]: -8.27716404, w1[976]:-0.21263128,  err: 0.32473073\n",
+      "w0[977]: -8.27743310, w1[977]:-0.21285189,  err: 0.32473075\n",
+      "w0[978]: -8.27770213, w1[978]:-0.21307251,  err: 0.32473078\n",
+      "w0[979]: -8.27797113, w1[979]:-0.21329314,  err: 0.32473080\n",
+      "w0[980]: -8.27824012, w1[980]:-0.21351379,  err: 0.32473082\n",
+      "w0[981]: -8.27850908, w1[981]:-0.21373445,  err: 0.32473085\n",
+      "w0[982]: -8.27877802, w1[982]:-0.21395512,  err: 0.32473087\n",
+      "w0[983]: -8.27904693, w1[983]:-0.21417580,  err: 0.32473089\n",
+      "w0[984]: -8.27931582, w1[984]:-0.21439649,  err: 0.32473092\n",
+      "w0[985]: -8.27958468, w1[985]:-0.21461720,  err: 0.32473094\n",
+      "w0[986]: -8.27985353, w1[986]:-0.21483792,  err: 0.32473097\n",
+      "w0[987]: -8.28012234, w1[987]:-0.21505865,  err: 0.32473099\n",
+      "w0[988]: -8.28039114, w1[988]:-0.21527940,  err: 0.32473101\n",
+      "w0[989]: -8.28065991, w1[989]:-0.21550016,  err: 0.32473104\n",
+      "w0[990]: -8.28092866, w1[990]:-0.21572093,  err: 0.32473106\n",
+      "w0[991]: -8.28119738, w1[991]:-0.21594171,  err: 0.32473108\n",
+      "w0[992]: -8.28146608, w1[992]:-0.21616251,  err: 0.32473111\n",
+      "w0[993]: -8.28173476, w1[993]:-0.21638331,  err: 0.32473113\n",
+      "w0[994]: -8.28200341, w1[994]:-0.21660413,  err: 0.32473115\n",
+      "w0[995]: -8.28227204, w1[995]:-0.21682497,  err: 0.32473118\n",
+      "w0[996]: -8.28254065, w1[996]:-0.21704581,  err: 0.32473120\n",
+      "w0[997]: -8.28280923, w1[997]:-0.21726667,  err: 0.32473122\n",
+      "w0[998]: -8.28307779, w1[998]:-0.21748754,  err: 0.32473125\n",
+      "w0[999]: -8.28334633, w1[999]:-0.21770843,  err: 0.32473127\n"
+     ]
+    }
+   ],
+   "source": [
+    "#toy data\n",
+    "X = [0.5,2.5]\n",
+    "Y = [0.2,0.9]\n",
+    "\n",
+    "w_values = []\n",
+    "b_values = []\n",
+    "loss_values = []\n",
+    "\n",
+    "def f(w,b,x):\n",
+    "    return 1. / (1. + np.exp(-(w*x)+b))\n",
+    "  \n",
+    "def error(w,b):\n",
+    "  err = 0.0\n",
+    "  for x,y in zip(X,Y):\n",
+    "    fx = f(w,b,x)\n",
+    "    err += 0.5*(fx-y)**2\n",
+    "  return(err)\n",
+    "\n",
+    "def grad_w(w,b, x, y):\n",
+    "    y_pred = f(w,b,x)\n",
+    "    return (y_pred - y) * y_pred * (1 - y_pred) * x\n",
+    "\n",
+    "def grad_b(w,b, x, y):\n",
+    "    y_pred = f(w,b,x)\n",
+    "    return (y_pred - y) * y_pred * (1 - y_pred)\n",
+    "\n",
+    "def gradient_descent():\n",
+    "  w,b,eta = 0, -8, 1.0\n",
+    "  #values for illustration, we can choose randomly\n",
+    "  for i in range(1000):\n",
+    "    #iterating for 1000 epochs\n",
+    "      dw, db = 0, 0\n",
+    "      for x, y in zip(X, Y):\n",
+    "          dw += grad_w(w,b,x, y)\n",
+    "          db += grad_b(w,b,x, y)\n",
+    "      w -= eta*dw\n",
+    "      b -= eta*db\n",
+    "      print ('w0[%d]: %10.8f, w1[%d]:%10.8f,  err: %10.8f' %(i,b,i,w,error(w,b)))  \n",
+    "      w_values.append(w)\n",
+    "      b_values.append(b)\n",
+    "      loss_values.append(error(w,b))\n",
+    "\n",
+    "gradient_descent()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "43be0790",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.7.12"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}

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