content
string
quality_label
int64
meta
string
all-MiniLM-L6-v2_embedding
list
doc_id
int64
unique_id
string
Optimizing a rectangle March 16th 2009, 05:17 PM #1 Newbie Joined Feb 2009 Posts 5 Optimizing a rectangle A rectangle has a constant area of 200 square meters and its length L is increasing at the rate of 4 meters per second 1)Find the width W at the instant the width is decreasing at the rate of .5 ...
5
[ 0.0026397705078125, 0.0250244140625, 0.01251220703125, -0.041015625, -0.0040283203125, 0.033447265625, -0.0849609375, 0.049560546875, -0.0625, -0.000896453857421875, 0.051025390625, 0.03564453125, 0.037353515625, 0.0693359375, -0.0732421875, 0.1259765625, -0.00775146484375, 0.07958...
16,700
16700
need help with equivalence class December 17th 2008, 11:44 PM #1 Junior Member Joined Nov 2008 Posts 50 need help with equivalence class For x belonging to Z, let us denote by [x] equivalence class which contains x. Prove that if [x]=[x'] and [y]=[y'] then [x+y]=[x'+y'] and [xy]=[x'y'] Remark: When x...
4
[ -0.05126953125, -0.0179443359375, -0.04833984375, -0.111328125, 0.033935546875, -0.0296630859375, 0.1708984375, -0.078125, -0.08349609375, -0.09765625, 0.039306640625, -0.0439453125, 0.04638671875, -0.031982421875, 0.06787109375, -0.002197265625, -0.017333984375, 0.0235595703125, ...
16,701
16701
Counter-intuitive? or... April 2nd 2007, 07:20 AM DivideBy0 Counter-intuitive? or... A car travels from point X to point Y. It travels at 30 km/h up to halfway and at 20 km/h for the rest of the journey. What is the car's average speed? The answer seemed pretty simple at first, I mean, it's got to be 25 km/...
4
[ -0.0274658203125, -0.01123046875, 0.054931640625, 0.02685546875, -0.01025390625, -0.004119873046875, -0.035888671875, 0.026611328125, -0.0037078857421875, -0.01092529296875, 0.0869140625, -0.078125, 0.00848388671875, 0.029296875, -0.0703125, 0.00994873046875, 0.031005859375, 0.0116...
16,702
16702
I can't seem to make Euclidean work backwards either. :/ September 30th 2008, 08:08 AM aeval I can't seem to make Euclidean work backwards either. :/ Use the extended Euclidean algorithm to find 198^-1 mod 257. Here's what I have: 257 = 198 x 1 + 59 198 = 59 x 3 + 21 59 = 21 x 2 + 17 21 = 1...
5
[ 0.01092529296875, -0.00927734375, -0.0185546875, -0.040283203125, 0.03369140625, -0.0859375, -0.006256103515625, 0.00445556640625, -0.039306640625, -0.021484375, 0.05859375, 0.014404296875, 0.047119140625, 0.0181884765625, -0.039794921875, -0.0225830078125, -0.0830078125, 0.0546875...
16,703
16703
prove limsup-liminf<2 December 5th 2011, 11:49 AM wopashui prove limsup-liminf<2 Suppose that there exists $N \in N$, such that $|a_n-a_m|<1$for all $n,m>=N$ (this will be true, in particular, if $(a_n)$ is cauchy). Prove that $(limsup_{n-->\infty}a_n)-(liminf_{n-->\infty} a_n)$$<=2$. it seems like an e...
5
[ -0.08984375, -0.11767578125, 0.10009765625, 0.0196533203125, 0.05712890625, 0.07373046875, -0.0086669921875, 0.06640625, -0.04150390625, -0.0257568359375, 0.01458740234375, -0.019775390625, 0.040771484375, -0.0225830078125, -0.026123046875, 0.02197265625, 0.048583984375, -0.0515136...
16,704
16704
hermitian matrix over C March 1st 2011, 10:07 PM #1 Newbie Joined Jan 2011 Posts 8 hermitian matrix over C Do anyone has an example of nxn hermitian matrix with complex entries which has repeated eigenvalues? If can make the n as small as possible. Thank you But if I would like to have entries s...
5
[ -0.059814453125, -0.00138092041015625, -0.06201171875, -0.01904296875, -0.125, -0.036865234375, -0.02099609375, -0.080078125, -0.0546875, -0.0927734375, 0.126953125, -0.0634765625, -0.0380859375, 0.0296630859375, -0.02783203125, -0.01287841796875, -0.03125, 0.03466796875, 0.02966...
16,705
16705
Problem With A Sequence Proof March 9th 2007, 10:54 AM #1 Junior Member Joined Aug 2006 Posts 56 Problem With A Sequence Proof The theorem for finding the sum of n terms of an Arithmetic Sequence is: Sn = n/2[ 2a + (n - 1)d ] = n/2(a + an) However, I am having a problem with the proof of this ...
4
[ -0.10595703125, -0.001708984375, 0.08984375, -0.0947265625, -0.03662109375, 0.064453125, -0.051513671875, -0.0177001953125, 0.0235595703125, 0.053466796875, 0.00311279296875, 0.002349853515625, -0.0081787109375, -0.049072265625, -0.051513671875, -0.0133056640625, 0.00689697265625, ...
16,706
16706
limit proof September 20th 2008, 12:14 PM #1 Member Joined Nov 2006 Posts 142 limit proof I have that the limit of f(x) as x goes to c exists and that the limit of g(x) as x goes to c does not exist. How do I prove that the limit of h(x) as x goes to c does not exist (where h = f + g)? What can...
4
[ -0.0927734375, 0.024169921875, 0.041015625, 0.0052490234375, 0.051025390625, 0.035888671875, 0.0400390625, -0.006591796875, -0.031982421875, -0.052978515625, 0.0595703125, -0.07421875, 0.08740234375, -0.0255126953125, -0.03369140625, 0.01080322265625, 0.030517578125, 0.0634765625, ...
16,707
16707
A right circular cone, twice as tall as it is wide at its Author Message TAGS: A right circular cone, twice as tall as it is wide at its [#permalink] 06 Oct 2009, 2...
4
[ 0.062255859375, 0.0849609375, 0.005828857421875, 0.014892578125, -0.037353515625, -0.057373046875, 0.000331878662109375, 0.08642578125, -0.01275634765625, 0.0654296875, -0.0250244140625, 0.01104736328125, -0.007598876953125, 0.04052734375, -0.0283203125, -0.01123046875, -0.0407714843...
16,708
16708
Quotient Groups - Dummit and Foote, Section 3.1, Exercise 17 November 19th 2013, 11:01 PM Bernhard Quotient Groups - Dummit and Foote, Section 3.1, Exercise 17 I am reading Dummit and Foote Section 3.1: Quotient Groups and Homomorphisms. Exercise 17 in Section 3.1 (page 87) reads as follows: ----------...
4
[ -0.078125, 0.09765625, 0.10546875, -0.04736328125, -0.00390625, 0.02490234375, 0.0294189453125, -0.02099609375, -0.0245361328125, -0.0576171875, 0.05078125, -0.00390625, -0.035888671875, -0.02392578125, -0.0654296875, 0.0625, -0.03271484375, 0.041259765625, -0.099609375, -0.022...
16,709
16709
Poisson regression fitted by glm(), maximum likelihood, and MCMC The goal of this post is to demonstrate how a simple statistical model (Poisson log-linear regression) can be fitted using three different approaches. I want to demonstrate that both frequentists and Bayesians use the same models, and that it is the fitti...
5
[ -0.007354736328125, -0.06640625, 0.06005859375, -0.007049560546875, 0.0546875, -0.06689453125, 0.01904296875, 0.003204345703125, 0.052490234375, 0.07470703125, 0.125, -0.0791015625, 0.0233154296875, 0.034423828125, 0.072265625, 0.05126953125, -0.0218505859375, -0.03173828125, -0....
16,710
16710
y^2+3xy-10x^2+y+5x=0 solving guide lines y^2+3xy+10x^2+y+5x=0 Any one got any tips on how to solve that one in y? It has been buging me. a4swe $y^2+y(3x+1)+(10x^2+5x)=0$ Thus, $y=\frac{-3x-1\pm \sqrt{(3x+1)^2-4(10x^2+5x)}}{2}$ Thus, $y=\frac{-3x-1\pm \sqrt{9x^2+6x+1-40x^2-20x}}{2}$ Thus, $y=\frac{-3x-1\pm \sqrt{-31x^2...
4
[ -0.0400390625, -0.060302734375, 0.00909423828125, -0.00848388671875, 0.008056640625, 0.02978515625, -0.0194091796875, 0.03662109375, -0.0201416015625, -0.06689453125, 0.1005859375, 0.01531982421875, 0.023681640625, 0.072265625, -0.040771484375, 0.0830078125, -0.029541015625, -0.082...
16,711
16711
Partial differential: partial scalar partial vector Havik Hi, I have a problem to find the meaning of a special partial differential: partial scalar partial vector. i.e. dF/dn where F is a scalar and n is a i.e. normal vector. This is a partial diff. n could be a vector consisting of partial differentials, (dT/dx...
4
[ -0.059814453125, 0.0059814453125, 0.046630859375, 0.018798828125, 0.015380859375, 0.0015411376953125, -0.0546875, -0.042724609375, -0.017822265625, 0.02880859375, -0.03173828125, 0.04443359375, -0.012939453125, 0.0673828125, 0.05517578125, -0.0281982421875, -0.05322265625, 0.090820...
16,712
16712
Random Loewner Chains Random Loewner Chains Abstract (Summary) This thesis contains four papers and two introductory chapters. It is mainly devoted to problems concerning random growth models related to the Loewner differential equation.In Paper I we derive a rate of convergence of the Loewner driving function for l...
4
[ -0.0927734375, -0.07568359375, 0.029541015625, 0.00946044921875, 0.07861328125, -0.046142578125, 0.0255126953125, 0.03125, 0.0810546875, -0.03173828125, 0.0274658203125, 0.103515625, -0.0035247802734375, -0.05859375, 0.0079345703125, 0.0284423828125, -0.045654296875, -0.00360107421...
16,713
16713
Progressions April 30th 2010, 08:05 PM yshridhar Progressions If 1, log x (base y), log y (base z), -15 log z (base x) are in AP, then a) z^3 = x b) x = y^-1 c) z^-3 = y d) all of these Regards Sreedhar April 30th 2010, 11:53 PM hollywood Let the common difference be d. Then t...
4
[ -0.1103515625, 0.051025390625, 0.017822265625, -0.0693359375, 0.0002231597900390625, -0.050048828125, 0.006256103515625, -0.0218505859375, 0.023681640625, -0.0286865234375, 0.0771484375, 0.0084228515625, 0.0380859375, 0.11181640625, 0.0084228515625, 0.044189453125, -0.07763671875, ...
16,714
16714
Factors If you want to find a square root of a (mod p) use the Shanks-Tonelli algorithm. # Calculate the least non-negative remainder when an integer a # is divided by a positive integer b. sub mod { my ($a, $b) = @_; my $c = $a % $b; return $c if ($a >= 0); return 0 if ($c == 0); return ($...
4
[ 0.014892578125, 0.00823974609375, -0.041259765625, 0.0157470703125, 0.037353515625, -0.07470703125, -0.01385498046875, 0.033935546875, -0.055419921875, -0.003326416015625, 0.030517578125, 0.0191650390625, 0.0419921875, 0.03515625, -0.00848388671875, 0.03076171875, -0.08251953125, 0...
16,715
16715
Continuity & inverse image of closed sets being closed March 8th 2009, 11:07 AM #1 Continuity & inverse image of closed sets being closed Question: Let $f$ be a function defined on a closed domain $D$. Show that $f$ is continuous if and only if the inverse image of every closed set is a closed set. One appro...
4
[ 0.046875, -0.04833984375, -0.0133056640625, -0.01220703125, 0.0228271484375, 0.032470703125, 0.0712890625, 0.0673828125, 0.0135498046875, 0.0034027099609375, 0.042724609375, -0.0252685546875, 0.0322265625, -0.0269775390625, 0.042236328125, 0.00970458984375, 0.0220947265625, -0.0649...
16,716
16716
Determine parameters for constant area rate of change February 3rd 2010, 08:01 AM #1 Newbie Joined Feb 2010 Posts 3 Determine parameters for constant area rate of change A hollow cylinder's internal radius is expanding at a constant rate (b) {the external radius is fixed} and each end of the cylinder is ...
5
[ -0.0255126953125, 0.0230712890625, 0.004150390625, -0.0181884765625, 0.01171875, -0.04296875, -0.04345703125, 0.0869140625, -0.0673828125, -0.01226806640625, 0.000438690185546875, -0.003875732421875, 0.021240234375, 0.044921875, 0.0286865234375, 0.049560546875, -0.04443359375, -0.0...
16,717
16717
Convergence Theorems for a Common Point of Solutions of Equilibrium and Fixed Point of Relatively Nonexpansive Multivalued Mapping Problems Abstract and Applied Analysis Volume 2012 (2012), Article ID 859598, 16 pages http://dx.doi.org/10.1155/2012/859598 Research Article Convergence Theorems for a Common Point of So...
5
[ -0.06591796875, -0.07666015625, -0.0027923583984375, -0.0712890625, -0.04443359375, 0.00872802734375, 0.03857421875, 0.0052490234375, -0.02978515625, 0.0194091796875, 0.044677734375, -0.01470947265625, 0.034912109375, 0.0029754638671875, -0.0299072265625, -0.00689697265625, -0.058349...
16,718
16718
what does it mean when a solid object is symmetric about a plane? August 25th 2010, 02:27 PM x3bnm what does it mean when a solid object is symmetric about a plane? Suppose a region in the first octant is bounded by the coordinate planes and the plane $x+y+z=2$ and the density of the solid is $\delta(x,y,z) ...
5
[ 0.037353515625, -0.05517578125, -0.004638671875, 0.003936767578125, -0.018310546875, -0.06298828125, 0.0196533203125, 0.004425048828125, -0.0269775390625, 0.0380859375, 0.005615234375, 0.010498046875, -0.0311279296875, 0.047119140625, 0.057373046875, -0.015380859375, -0.009033203125,...
16,719
16719
present value of an ordinary simple annuity March 29th 2010, 12:10 PM #1 Member Joined Nov 2008 From windsor ont cAN Posts 87 present value of an ordinary simple annuity Calculate the future value of an ordinary annuity consisting of quarterly payments of $1200 for five years if the payments earn 10%...
4
[ 0.0277099609375, 0.06298828125, 0.01080322265625, -0.009521484375, -0.000812530517578125, 0.005126953125, -0.03271484375, 0.05615234375, 0.028076171875, 0.01007080078125, 0.03662109375, -0.076171875, -0.03271484375, 0.033203125, -0.01031494140625, 0.0234375, -0.11572265625, 0.01330...
16,720
16720
Integral of (e^-x^2) November 12th 2012, 03:42 PM IsomaDan Integral of (e^-x^2) The function, p(x;y), of two variables is defined for x>y>0, and satisfies We furthermore know that dp(x,y)/dx = (e^-x^2) and that p(y; y) = 0 I now need to write p(x,y) as a definite integral. I suppose I need the inf...
5
[ -0.017333984375, 0.0303955078125, -0.00494384765625, -0.035888671875, 0.04833984375, 0.0086669921875, -0.00738525390625, 0.00836181640625, -0.001617431640625, -0.003021240234375, 0.09814453125, 0.049072265625, -0.06787109375, 0.060791015625, 0.04345703125, -0.0301513671875, -0.009521...
16,721
16721
Finding inverse function December 6th 2009, 06:12 PM acc100jt Finding inverse function In the theory of relativity, the mass of a particle with velocity v is $m=f(v)=\frac{m_{0}}{\sqrt{1-\frac{v^2}{c^2}}}$ where $m_{0}$ is the rest mass of the particle and c is the speed of light in vacuum. Find the in...
4
[ 0.0252685546875, 0.018310546875, 0.0279541015625, 0.1123046875, -0.033203125, 0.01153564453125, -0.07470703125, 0.042236328125, 0.003570556640625, 0.041015625, 0.1005859375, -0.0439453125, -0.1201171875, 0.0198974609375, -0.06494140625, 0.0546875, 0.09765625, 0.040283203125, 0.05...
16,722
16722
[SOLVED] multivariable calc chain rule. find my error.. September 28th 2009, 10:19 AM #1 Member Joined Nov 2008 From MD Posts 165 use the chain rule to find the derivative of g(f(x)) at the indicated point a. g(x,y)= (x^2 * y^3, 3x-y^2) f(x,y)= (-y,x) a=(3,2) i did: D(g) matrix ...
4
[ 0.01092529296875, -0.06689453125, -0.05224609375, -0.06005859375, -0.011962890625, 0.00244140625, -0.06103515625, -0.052978515625, -0.015380859375, 0.08251953125, 0.080078125, 0.0057373046875, 0.000827789306640625, -0.0238037109375, 0.0303955078125, 0.058837890625, -0.10693359375, ...
16,723
16723
Finding angle/ Double angle formula May 29th 2009, 06:35 AM #1 Newbie Joined Jan 2009 Posts 19 Finding angle/ Double angle formula I am studying for a test and cannot figure out how to do these two questions. 1. Find the angle,θ, between the positive x-axis and a line segment joining the origin and ...
4
[ -0.038330078125, 0.0101318359375, 0.054931640625, -0.011474609375, 0.050048828125, -0.0034027099609375, -0.043701171875, 0.07373046875, 0.046630859375, -0.0306396484375, 0.07421875, -0.0250244140625, 0.0113525390625, 0.08935546875, -0.00750732421875, 0.0107421875, -0.0303955078125, ...
16,724
16724
Strength calculations of threaded spindle. I have to assess the sizing of a spindle of a DN600 Knife gate valve. The spindle is subjected to two sources of loading acting in both shear and tensile. •Torque applied to the spindle. •Resulting thrust from line pressure. Known data: Required thrust at 2 bar line pressure:...
5
[ -0.058837890625, -0.0791015625, -0.11376953125, -0.080078125, -0.06689453125, -0.01361083984375, -0.06640625, 0.05224609375, -0.04541015625, -0.064453125, -0.0517578125, -0.0228271484375, -0.0022430419921875, -0.05078125, -0.0810546875, 0.02783203125, 0.02587890625, -0.013244628906...
16,725
16725
e Pressure Drop Pipe Pressure Drop Calculations • Friction between the fluid and the wall of the pipe • Friction between adjacent layers of the fluid itself • Friction loss as the fluid passes through any pipe fittings, bends, valves, or components • Pressure loss due to a change in elevation of the fluid (if...
4
[ -0.01153564453125, 0.0400390625, 0.0830078125, -0.03564453125, 0.033935546875, 0.004302978515625, 0.003570556640625, 0.1416015625, 0.0595703125, 0.0067138671875, -0.130859375, -0.11669921875, 0.053466796875, -0.003631591796875, -0.08740234375, -0.06982421875, -0.1240234375, 0.07568...
16,726
16726
ll this April 12th, 2009 at 9:18 pm by Dr. Drang A couple of days ago I saw this poster of time traveler hints via a tweet by @gnomedad. It’s cute, but • It seems to assume you won’t be traveling back any earlier than the Victorian age. Most of the hints are worthless without an infrastructure developed by the Indu...
4
[ -0.05859375, 0.036865234375, 0.04052734375, 0.09326171875, -0.044921875, -0.0036773681640625, -0.04931640625, 0.0172119140625, 0.01409912109375, -0.0517578125, 0.03662109375, -0.0264892578125, -0.06689453125, -0.00384521484375, -0.0849609375, -0.01348876953125, 0.07470703125, 0.010...
16,727
16727
Wolfram Demonstrations Project Chebyshev Spectral Differentiation via Fast Fourier Transform Consider the function with derivative . This Demonstration uses Chebyshev differentiation via Fast Fourier Transform (FFT) [1] to estimate at the Chebyshev–Gauss–Lobatto points. You can change the number of interior points, . ...
4
[ -0.043212890625, 0.03369140625, 0.05517578125, 0.0022735595703125, 0.0250244140625, -0.0712890625, -0.006927490234375, 0.06591796875, -0.0029754638671875, 0.026611328125, -0.00537109375, -0.015380859375, 0.0277099609375, -0.11376953125, 0.01116943359375, -0.0908203125, -0.0107421875,...
16,728
16728
Tangent of a Circle July 19th 2008, 09:54 PM #1 Newbie Joined Jan 2008 Posts 11 Tangent of a Circle The question is Find the equation of the tangent and normal to the circle x^2 + y^2 = 13 at the point t(-2,3) I was thinking about this question and would the tangent be perpendicular to the stra...
4
[ -0.09326171875, -0.0245361328125, -0.07568359375, -0.0299072265625, 0.0322265625, -0.00848388671875, -0.04296875, 0.0947265625, 0.057373046875, -0.02587890625, 0.1552734375, -0.00066375732421875, -0.0537109375, -0.01055908203125, 0.01708984375, 0.0177001953125, -0.10595703125, -0.0...
16,729
16729
Integral of tan^5(x)dx September 25th 2009, 12:49 PM #1 Junior Member Joined Mar 2009 Posts 41 Integral of tan^5(x)dx I can't seem to find the integral of tan^5(x) I know that i have to use identities for this, but I've been looking at this problem for a while now and cant see where to go with it ...
5
[ -0.04833984375, 0.0615234375, 0.043212890625, 0.007232666015625, 0.05517578125, -0.06591796875, -0.01611328125, -0.07421875, -0.04150390625, 0.0059814453125, -0.030517578125, 0.0146484375, -0.0164794921875, -0.047607421875, -0.00067901611328125, 0.048583984375, 0.0751953125, 0.0058...
16,730
16730
[SOLVED] Trig equation - Why can't I get it right?!? May 4th 2010, 10:34 AM #1 Junior Member Joined Apr 2010 Posts 29 Hi. I've been trying to solve this trig. equation 4sin4t + 3cos4t = 0. The answer is meant to be t = $\frac{\pi}{4}-\frac{1}{4}\arctan(\frac{3}{4})$ $<br /> 4sin4t + 3cos4t = 0<br />$...
5
[ -0.025146484375, -0.004852294921875, -0.00119781494140625, 0.005615234375, -0.0185546875, -0.03564453125, -0.060546875, 0.072265625, 0.043212890625, -0.00213623046875, 0.04296875, -0.10009765625, 0.03125, 0.0291748046875, 0.00141143798828125, 0.02587890625, 0.007415771484375, -0.04...
16,731
16731
rearrange equation How would you rearrange: v=1/3x²h to make x the subject? Thanks Hello, Is it $v=\frac 13 \cdot x^2h$ or $v=\frac{1}{3x^2h}$ ? It's a third Also found another 2: 1. It's just the quadratic formula without the +- thing to make c the subject. 2. S=2пr²+2пrh to make h the subject Thanks $v=\frac 13 \c...
4
[ 0.0257568359375, 0.0625, -0.03369140625, -0.01806640625, -0.036865234375, 0.0703125, -0.1083984375, -0.04736328125, 0.03271484375, -0.0111083984375, 0.1103515625, -0.0263671875, -0.053955078125, 0.048095703125, 0.0106201171875, 0.049072265625, -0.0234375, 0.0390625, -0.0140991210...
16,732
16732
Solving Diff Eq with initial conditions and first 6 coefficients... March 18th 2013, 09:27 AM landers Solving Diff Eq with initial conditions and first 6 coefficients... I need some help here because I am completely lost!!! I need to solve the ODE (1-x)y''-y'+xy=0 using the initial conditions of y(0)=1, y'(...
5
[ -0.11962890625, -0.050537109375, 0.0693359375, 0.013427734375, 0.031494140625, 0.020751953125, 0.00469970703125, -0.07666015625, -0.050048828125, 0.0225830078125, 0.055419921875, -0.055419921875, -0.025390625, -0.03955078125, 0.04248046875, 0.016845703125, -0.09423828125, -0.073242...
16,733
16733
graph theory, chromatic number relation May 4th 2009, 04:35 AM #1 graph theory, chromatic number relation Let G be a simple graph with v vertices and every vertex of degree d. Show that $\chi (G) \geq \frac{v}{(v-d)}$ where $\chi (G)$ is the chromatic number, the least k for which the graph G is k-colourable...
5
[ 0.046142578125, 0.037109375, 0.04052734375, -0.08447265625, -0.010498046875, 0.0986328125, 0.031982421875, -0.05810546875, -0.04150390625, 0.14453125, -0.011962890625, 0.053955078125, 0.07421875, -0.013427734375, 0.0174560546875, 0.03076171875, 0.059814453125, -0.058349609375, -0...
16,734
16734
Chain Rule Derivative (Finding the equation for the tangent line) October 22nd 2007, 03:33 PM #1 Chain Rule Derivative (Finding the equation for the tangent line) The equation is $y = x^2 e^{-x}$ with the point $(1, 1/e)$ I used the chain rule (I hope I used it correctly) $f(x) = x^2$ , $f'(x) = 2x$ ...
5
[ -0.012939453125, -0.01544189453125, 0.072265625, -0.0059814453125, 0.010986328125, -0.04345703125, 0.030517578125, 0.06201171875, -0.0157470703125, 0.072265625, 0.12060546875, -0.054931640625, 0.046142578125, -0.0361328125, 0.0439453125, 0.037353515625, -0.034912109375, -0.06054687...
16,735
16735
How to Find Equations of Tangent Lines | The Classroom | Synonym A tangent line touches a curve at one and only one point. The equation of the tangent line can be determined using the slope-intercept or the point-slope method. The slope-intercept equation in algebraic form is y = mx + b, where "m" is the slope of the l...
4
[ -0.06396484375, -0.01123046875, -0.03271484375, -0.00872802734375, -0.0048828125, 0.0245361328125, 0.00628662109375, 0.0849609375, 0.0233154296875, 0.0244140625, 0.1171875, -0.035888671875, 0.033935546875, 0.03759765625, 0.0042724609375, 0.1279296875, -0.09423828125, 0.03857421875,...
16,736
16736
Math Help If someone would take the time to help me, that'd be greatly appreciated. I don't get any of it. number 13: a) AP=x meaning RP=2+x using similar triangles, $\frac{AP}{AB} = \frac{RP}{QR}$ implying $\frac{x}{1} = \frac{2+x}{QR}$, so $QR = \frac{2+x}{x}$ b) L(x) is the length.. using Pythagorean Thm, $[L(x)]^...
5
[ -0.01324462890625, 0.0751953125, 0.0031585693359375, -0.060546875, -0.006683349609375, 0.0498046875, -0.02978515625, 0.087890625, 0.02587890625, -0.037109375, 0.09423828125, -0.05224609375, -0.0634765625, 0.03369140625, -0.0361328125, 0.03173828125, -0.050048828125, -0.013549804687...
16,737
16737
Patent US5140634 - Method and apparatus for authenticating accreditations and for authenticating and signing messages This is a continuation of application Ser. No. 07/704,891, filed on Feb. 22, 1990 which is a continuation of Ser. No. 07/241,527, filed on Sep. 7, 1988, both abandoned. BACKGROUND TO THE INVENTION The...
4
[ -0.06689453125, 0.049560546875, -0.049560546875, -0.103515625, -0.0673828125, -0.0185546875, 0.119140625, 0.040283203125, 0.0244140625, -0.05810546875, 0.03125, 0.1005859375, 0.1259765625, -0.0157470703125, -0.0478515625, -0.046142578125, 0.0130615234375, 0.01263427734375, 0.0180...
16,738
16738
Patent US7336750 - Optimal one-shot phase and frequency estimation for timing acquisition CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of Provisional Application No. 60/428,507, filed Nov. 22, 2002, and Provisional Application No. 60/434,584, filed Dec. 17, 2002. This application incorpo...
4
[ -0.0791015625, 0.07177734375, -0.032958984375, -0.01068115234375, -0.037109375, -0.0106201171875, 0.04736328125, 0.01019287109375, 0.03076171875, -0.028564453125, -0.04443359375, -0.0240478515625, 0.052978515625, -0.0888671875, -0.052734375, -0.07177734375, 0.051025390625, 0.012329...
16,739
16739
Dirichlet Characters, Gauss Sums, and Inverse Z Transform Abstract and Applied Analysis Volume 2012 (2012), Article ID 821949, 9 pages http://dx.doi.org/10.1155/2012/821949 Research Article Dirichlet Characters, Gauss Sums, and Inverse Z Transform ^1Department of Mathematical Sciences, Xi'an Jiaotong University, Xi'...
5
[ -0.1552734375, 0.055908203125, 0.037109375, 0.036376953125, 0.03662109375, -0.0269775390625, 0.0205078125, 0.038330078125, 0.056396484375, -0.06201171875, 0.050048828125, 0.04638671875, 0.07958984375, -0.007598876953125, -0.11279296875, -0.08544921875, -0.0037994384765625, -0.00643...
16,740
16740
Patent US4257991 - Method of and a regulator for adjusting the capacity and the diameter of an electric conductor The present invention relates to coating of an electric conductor with an insulation of foamed plastics in a cable insulation line. A bare wire is passed from a starting coil to a drawing machine where the ...
5
[ -0.1162109375, 0.11328125, 0.0072021484375, 0.0022125244140625, -0.06298828125, 0.034423828125, 0.0693359375, 0.0791015625, -0.044677734375, 0.031005859375, 0.023193359375, -0.020751953125, 0.11328125, -0.026611328125, -0.0390625, -0.01324462890625, 0.00109100341796875, 0.01171875,...
16,741
16741
parallel lines August 18th 2009, 11:09 PM #1 Newbie Joined Aug 2009 Posts 21 parallel lines If a set of 10 parallel lines are intersected by a set of 13 other parallel lines,then find the number of parallelograms formed? I m not able to undertsand the question ..is there a standard formula for this ...
4
[ -0.029052734375, -0.049560546875, -0.0830078125, -0.1337890625, -0.060546875, 0.08837890625, -0.07470703125, 0.0888671875, -0.019775390625, -0.043701171875, -0.0089111328125, -0.0211181640625, 0.0096435546875, -0.01446533203125, -0.028564453125, 0.006683349609375, -0.006500244140625,...
16,742
16742
Two functions in a differential equation June 13th 2013, 12:36 AM #1 Newbie Joined Jun 2013 From United Kingdom Posts 1 Two functions in a differential equation Hi All I am trying to solve equation 12 in the picture in order to get the function for h+, this is necessary to compute a model. Th...
4
[ -0.12109375, 0.040283203125, 0.0830078125, -0.0235595703125, -0.017578125, 0.109375, -0.054931640625, -0.0228271484375, 0.06396484375, 0.0537109375, 0.11328125, -0.07470703125, 0.030029296875, -0.013671875, 0.0262451171875, 0.014892578125, -0.119140625, 0.07275390625, -0.09277343...
16,743
16743
Amazon.com - If you had 5,623 participants in a tournament, how many games would need to be played to determine the winner Amazon.com This employer has taken extra steps to respond to reviews and provide job seekers with accurate company information, photos, and reviews. Interested for your company? Learn More . Am...
5
[ 0.0311279296875, 0.029052734375, -0.045166015625, -0.0322265625, -0.010498046875, 0.0986328125, 0.00616455078125, -0.00994873046875, 0.0181884765625, 0.07275390625, -0.1484375, -0.04541015625, 0.01397705078125, -0.01458740234375, 0.0234375, -0.011962890625, 0.029052734375, -0.11718...
16,744
16744
Patent US7590265 - System and method for extracting reflection and transparency layers from multiple images CROSS-REFERENCE TO RELATED APPLICATIONS This application is a division of a prior application entitled “SYSTEM AND METHOD FOR EXTRACTING REFLECTION AND TRANSPARENCY LAYERS FROM MULTIPLE IMAGES” which was assigne...
4
[ -0.1064453125, 0.01531982421875, 0.039794921875, -0.08837890625, 0.04345703125, -0.0218505859375, 0.037109375, -0.01470947265625, -0.0152587890625, -0.01190185546875, -0.05224609375, -0.005035400390625, 0.018798828125, -0.034912109375, -0.048828125, -0.04150390625, 0.0458984375, 0....
16,745
16745
Patent US7043519 - SIMD sum of product arithmetic method and circuit, and semiconductor integrated circuit device equipped with the SIMD sum of product arithmetic circuit BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sum of product arithmetic technique, and more particularly...
4
[ -0.07861328125, 0.045654296875, -0.0306396484375, -0.12890625, -0.111328125, -0.0751953125, 0.0546875, 0.038818359375, -0.006927490234375, -0.00128173828125, 0.0108642578125, 0.05029296875, 0.061279296875, 0.00299072265625, -0.045654296875, -0.01409912109375, -0.04248046875, 0.0888...
16,746
16746
"Riemann-Stieltjes derivative" ? up vote 1 down vote favorite 1 Can you define a "derivative" operator such that its antiderivative F(x) of f(x) can be used in the sense of F(b)-F(a) to calculate the Riemann-Stieltjes integral of f(x)? Perhaps it would be related to the $\Delta$-derivative in time scale calculus. Th...
5
[ -0.0247802734375, 0.00811767578125, 0.01953125, -0.0240478515625, -0.0191650390625, 0.035888671875, -0.045166015625, 0.05615234375, 0.0634765625, -0.0166015625, -0.0281982421875, 0.0277099609375, -0.0458984375, 0.0830078125, 0.040283203125, -0.09619140625, -0.01275634765625, 0.0893...
16,747
16747
Integration by trig substitution March 8th 2009, 12:14 AM #1 Integration by trig substitution I need to show that $\int {\frac{x}{{{x^2}+4}}dx} <br /> =\frac{1}{2}\ln \left( {{x^2} + 4} \right) + c<br />$ using trig substitution. I've tried the following: $\begin{array}{l}<br /> x = 2\tan \theta , dx = ...
5
[ 0.060546875, -0.0198974609375, 0.0625, -0.037109375, 0.0101318359375, -0.044921875, -0.07470703125, 0.035888671875, 0.068359375, -0.06689453125, 0.035400390625, -0.032470703125, -0.051025390625, 0.024169921875, -0.0177001953125, 0.068359375, 0.053955078125, 0.06298828125, -0.0629...
16,748
16748
Sylow Subgroups May 17th 2009, 01:51 AM #1 Sylow Subgroups I'm not sure with the following: (1) What is the order of every Sylow 5-subgroup of $A_5 \times A_5$ ? (2) Let G and H be arbitrary finite groups. Prove that every sylow p-subgroup of $G \times H$ has the form $P_1 \times Q_1$ where $P_1$ is a s...
5
[ -0.018798828125, -0.064453125, 0.0986328125, -0.0159912109375, 0.032958984375, -0.021728515625, 0.0927734375, 0.007415771484375, -0.032470703125, 0.048095703125, 0.0255126953125, 0.0693359375, -0.023681640625, -0.015869140625, -0.04443359375, 0.0927734375, -0.0419921875, -0.0228271...
16,749
16749
Number Theory February 16th 2010, 04:03 PM meshel88 Number Theory Let n and a be positive integers and let p be a prime number. The p^a is said to exactly divide n. If p^a exactly divides n and p^a+1 does not exactly divide n. Assume p^a exactly divides m and p ^b exactly divides n. What power of p exac...
4
[ -0.0849609375, 0.0228271484375, -0.0218505859375, 0.0306396484375, 0.08203125, 0.041748046875, 0.083984375, 0.033935546875, -0.0185546875, 0.034423828125, 0.022216796875, 0.0810546875, 0.0191650390625, 0.05517578125, 0.0693359375, 0.06689453125, -0.103515625, 0.00238037109375, -0...
16,750
16750
Help working out a Taylor series of cos3x March 31st 2011, 12:09 PM #1 Help working out a Taylor series of cos3x I've just covered Taylor polynomials and series theory, but there are precious few examples so i'm trying to do the following exercise: Compute Taylor series of f(x) = cos 3x at pi/12 My atte...
5
[ -0.025634765625, -0.06103515625, -0.05419921875, -0.0021209716796875, -0.03369140625, 0.059326171875, 0.00201416015625, -0.0233154296875, 0.03564453125, 0.000904083251953125, 0.060546875, -0.07861328125, 0.0194091796875, -0.046630859375, -0.007110595703125, -0.09716796875, -0.0008354...
16,751
16751
Find rectangle with largest area June 21st 2008, 02:11 PM PensFan10 Find rectangle with largest area I attempted to solve this problem. I just want to make sure that I did it properly. The parabola is y=8-x^2 Rectangle = 2x(8-x^2) =16-6x^2 (i got this by first distributing 2x then finding the deriva...
4
[ 0.07177734375, -0.014404296875, 0.05859375, -0.06689453125, 0.025634765625, -0.048095703125, -0.060791015625, 0.1279296875, -0.0181884765625, -0.005126953125, 0.044921875, -0.01068115234375, 0.005218505859375, 0.052490234375, -0.0306396484375, 0.1181640625, -0.0031890869140625, -0....
16,752
16752
Algebra or Algebra 2 Equation Help Please? May 11th 2010, 12:55 PM DumbCPA Algebra or Algebra 2 Equation Help Please? So, I cannot find the appropriate equation to solve the following word problem: Ernie owns 20% of a partnership that owns 76.3% of a house. The other 23.7% is owned by Sonny. Ernie wants to ...
4
[ 0.006195068359375, 0.103515625, 0.0191650390625, -0.0030670166015625, -0.09033203125, -0.0625, 0.068359375, 0.042236328125, -0.07861328125, 0.030029296875, 0.0125732421875, -0.01385498046875, 0.04931640625, 0.11767578125, 0.038818359375, 0.06201171875, -0.02685546875, 0.04125976562...
16,753
16753
Hypothesis testing problem March 21st 2010, 11:51 AM #1 Newbie Joined Mar 2010 Posts 2 Hypothesis testing problem At one office, the average amount of time that workers spend using computers is 21.6 hours with a standard deviation of 2.8 hours. One year later, hypothesis test was done to determine whethe...
5
[ 0.032958984375, 0.11767578125, 0.1376953125, 0.0123291015625, -0.0257568359375, 0.00128173828125, -0.0079345703125, 0.1318359375, 0.0152587890625, 0.031494140625, 0.012451171875, -0.07958984375, 0.0302734375, -0.021240234375, 0.034912109375, -0.0220947265625, -0.01556396484375, -0....
16,754
16754
Distributed Control of Mobile Sensor Networks under RF Connectivity Constraints International Journal of Distributed Sensor Networks Volume 2012 (2012), Article ID 741821, 7 pages http://dx.doi.org/10.1155/2012/741821 Research Article Distributed Control of Mobile Sensor Networks under RF Connectivity Constraints De...
4
[ -0.0159912109375, 0.0213623046875, -0.0556640625, 0.018798828125, 0.04345703125, -0.06396484375, -0.048828125, -0.0206298828125, -0.030517578125, 0.049072265625, -0.03271484375, 0.064453125, 0.09326171875, -0.12158203125, 0.020751953125, 0.0299072265625, 0.050048828125, -0.07910156...
16,755
16755
Functions of class $C^{1}$? May 2nd 2011, 08:20 PM #1 Functions of class $C^{1}$? Dear MHF members, the problem is the following. Show that the functions $u(x):=\int_{0}^{\infty}\dfrac{\mathrm{e}^{-t} \sin(tx)}{\sqrt{t}}\mathrm{d} t$ and $v(x):=\int_{0}^{\infty}\dfrac{\mathrm{e}^{-t} \cos(tx)...
5
[ -0.12158203125, 0.05859375, 0.041748046875, 0.020263671875, 0.06201171875, 0.02001953125, -0.006378173828125, 0.01806640625, -0.091796875, 0.037109375, 0.08349609375, 0.049072265625, -0.040771484375, 0.004974365234375, -0.034423828125, -0.05810546875, 0.027099609375, -0.134765625, ...
16,756
16756
Help with Force Problem. September 7th 2006, 05:16 PM #1 Global Moderator Joined Nov 2005 From New York City Posts 10,616 Thanks 9 Help with Force Problem. Two traffic signals are temporary suspended from a cable as shown. Knowing that the signal B weighs 300 Newtons, determine the weight of sign...
5
[ -0.01190185546875, 0.00531005859375, -0.1025390625, -0.1025390625, -0.0458984375, 0.09814453125, 0.0247802734375, 0.08154296875, -0.0301513671875, 0.10888671875, 0.00775146484375, -0.0595703125, -0.00067901611328125, -0.034423828125, -0.0791015625, 0.1162109375, -0.008544921875, -0...
16,757
16757
Trig Identities May 14th 2007, 04:10 AM #1 Trig Identities Given that z = cos@ + isin@, where -pie < @ < pie, show that 1 + z = 2cos^2(@/2) + 2isin(@/2)cos(@/2). Hence show that mod( 1 + z) = 2cos(@/2) 1=cos0+isin0 1+z=(cos0+isin0)+(cos@+isin@) =(cos@+cos0)+i(sin@+sin0) =2cos((@+0)/2)co...
4
[ -0.06982421875, 0.0908203125, -0.009765625, 0.11328125, -0.0164794921875, -0.0196533203125, 0.0211181640625, 0.05810546875, -0.01519775390625, -0.0208740234375, 0.076171875, -0.10546875, -0.00665283203125, 0.06298828125, -0.035400390625, -0.0810546875, 0.048095703125, -0.0091552734...
16,758
16758
Trapezium rule integration August 2nd 2009, 08:44 AM struck Trapezium rule integration Find approximations to the value of: $\int_{1}^5 \frac{1}{x^2} dx$ Using the trapezium rule with 4 intervals. Now I know that it's calculated using the formula: $\frac{h}{2} (f(x_{0}) + f(x_{n})) + 2(f(x_{1...
4
[ -0.040283203125, 0.07275390625, 0.0791015625, -0.061767578125, 0.0030364990234375, -0.0322265625, -0.043701171875, 0.068359375, 0.006683349609375, 0.0228271484375, -0.03662109375, -0.056884765625, 0.0220947265625, -0.06689453125, -0.0361328125, 0.060546875, -0.00274658203125, -0.05...
16,759
16759
How to solve ODE for independent function August 10th 2011, 12:39 PM #1 Newbie Joined Aug 2011 Posts 3 How to solve ODE for independent function Hello, I need to solve numerically an equation of the form v(t) = k1*z(t)*w(t)-k2*i(t)-k3*di(t)/dt The issue is that rungekutta methods are usefu...
4
[ -0.1650390625, 0.0174560546875, -0.0341796875, 0.045654296875, -0.0174560546875, -0.06201171875, -0.0159912109375, -0.0390625, -0.00885009765625, 0.0164794921875, -0.00811767578125, -0.038330078125, 0.00238037109375, -0.0162353515625, -0.0252685546875, 0.00897216796875, 0.01324462890...
16,760
16760
Help solve this related rate problem June 18th 2009, 12:23 AM zEr0ne Help solve this related rate problem A conical pendulum consists of a mass m, attached to a string of fixed length L, that travels around a circle of radius r at a fixed velocity v. As the velocity of the mass is increased, both the radius ...
5
[ -0.036376953125, 0.0135498046875, 0.029296875, 0.01336669921875, 0.0166015625, 0.0234375, -0.017578125, 0.0308837890625, 0.0015411376953125, 0.01263427734375, 0.06005859375, 0.0203857421875, -0.01171875, 0.0576171875, 0.034423828125, 0.0272216796875, -0.0152587890625, 0.05444335937...
16,761
16761
Another fraction inequality January 9th 2009, 02:37 PM #1 Newbie Joined Dec 2008 Posts 11 Another fraction inequality Question is : x > 6/x-1 I get up to the point (bit too messy to type) where i'm stuck with x^3 and I have no idea what to do with it. Walk through will be appreciated! Tha...
4
[ -0.049560546875, -0.0181884765625, -0.0140380859375, 0.0203857421875, -0.0308837890625, 0.005279541015625, -0.08984375, 0.00909423828125, 0.0257568359375, -0.03857421875, -0.0126953125, -0.0032196044921875, 0.056884765625, -0.009765625, -0.00335693359375, 0.0625, -0.03173828125, -0...
16,762
16762
Basis of set of skew symmetric nxn matrices Start counting. I hope you know that the dimension of the space of all nxn matrices is n^2 because you can take any one of the n^2 entries 1, the other 0, to get a basis matrix. There is no such thing as "the" basis for a vector space- any vector space has an infinite number...
4
[ -0.005157470703125, -0.06591796875, -0.042236328125, 0.041259765625, -0.048095703125, -0.007720947265625, 0.0252685546875, -0.039306640625, 0.0185546875, -0.09423828125, 0.05517578125, -0.00897216796875, -0.0303955078125, 0.00799560546875, -0.07666015625, 0.048583984375, -0.033447265...
16,763
16763
problem of quadratic equation with two variables August 16th 2011, 07:13 PM #1 Junior Member Joined Aug 2011 Posts 43 problem of quadratic equation with two variables If 3x2+2αxy+2y2+2ax-4y+1 can be resolved into two linear factors, prove that α is the root of the equation x2+ 4ax+2a2+6=0. please do...
4
[ -0.0023193359375, -0.0247802734375, -0.04931640625, -0.0235595703125, 0.0189208984375, 0.078125, -0.043212890625, -0.032470703125, 0.02587890625, 0.007049560546875, 0.0888671875, 0.0306396484375, -0.0279541015625, -0.0079345703125, -0.00191497802734375, 0.06640625, -0.0712890625, -...
16,764
16764
Simple antiderrivative Mental block on antiderrivating the integral from one to infinity of 1/(square root of x+1). Thanks! this is an improper integral, so we have to use limits when evaluating it. for the anti derivative, we use substitution. int{0-->infinity} [1/sqrt(x + 1)]dx = int{0-->infinity} [(x + 1)^(-1/2)]dx...
5
[ 0.0107421875, 0.0111083984375, 0.033447265625, 0.0888671875, 0.0004730224609375, -0.039306640625, -0.03515625, 0.050537109375, 0.0274658203125, 0.00150299072265625, -0.0081787109375, -0.0703125, -0.0233154296875, 0.03564453125, -0.09326171875, -0.06689453125, 0.040771484375, -0.041...
16,765
16765
Introduction to Robotics #3: Forward and Inverse Kinematics In order to plan a robot’s movements, we have to understand the relationship between the actuators that we can control and the robot’s resulting position in the environment. For static arms, this is rather straightforward: if we know the position/angle of each...
4
[ -0.08642578125, -0.01611328125, -0.0245361328125, -0.056396484375, -0.05078125, -0.0128173828125, -0.033935546875, 0.039794921875, 0.034423828125, 0.1025390625, 0.1240234375, 0.03466796875, 0.0771484375, -0.01458740234375, -0.044677734375, 0.00007915496826171875, 0.007080078125, 0....
16,766
16766
Interval-Valued Vague Soft Sets and Its Application Advances in Fuzzy Systems Volume 2012 (2012), Article ID 208489, 7 pages http://dx.doi.org/10.1155/2012/208489 Research Article Interval-Valued Vague Soft Sets and Its Application School of Mathematical Sciences, Faculty of Science and Technology, Universiti Kebang...
5
[ -0.0038299560546875, 0.014404296875, 0.06201171875, -0.03759765625, -0.04248046875, -0.01336669921875, 0.10205078125, 0.0771484375, 0.02880859375, -0.029296875, -0.0091552734375, -0.0303955078125, 0.12158203125, 0.0576171875, -0.005035400390625, 0.01214599609375, 0.06201171875, -0....
16,767
16767
Patent US7961232 - Calculating interpolation errors for interpolation edge detection PRIORITY CLAIM This application is a continuation of Ser. No. 10/752,462 titled “Fast Edge Directed Demosaicing” and filed Jan. 5, 2004, now U.S. Pat. No. 7,525,584, whose inventor was Darian Muresan and which is hereby incorporated b...
4
[ -0.12158203125, 0.037841796875, 0.001861572265625, -0.103515625, 0.007110595703125, -0.06884765625, 0.039306640625, 0.00714111328125, -0.002410888671875, -0.042724609375, -0.05419921875, -0.00099945068359375, 0.06982421875, 0.006195068359375, -0.10546875, 0.018310546875, -0.079101562...
16,768
16768
vectors? a+b 100x greater than a-b January 18th 2007, 10:26 PM thedoge vectors? a+b 100x greater than a-b Two vectors A and B have precisely equal magnitudes. In order for the magnitude of A + B to be 100 times larger than the magnitude of A - B, what must be the angle between them? I don't even know where ...
4
[ -0.06689453125, 0.0162353515625, -0.06005859375, -0.1025390625, -0.01263427734375, 0.005096435546875, -0.04248046875, 0.0172119140625, -0.0091552734375, 0.0439453125, -0.005889892578125, 0.0057373046875, 0.0294189453125, 0.058349609375, 0.0303955078125, 0.039794921875, -0.02209472656...
16,769
16769
How to find the unknown deviation from this problem! January 29th 2013, 04:11 AM Danthemaths How to find the unknown deviation from this problem! I am a bit stuck on how to find the standard deviation of this question. I know the formula u need to use: x-(x bar) / Z .. But I dont know how to find the Z score! ...
5
[ 0.033935546875, 0.059326171875, 0.058349609375, 0.0140380859375, -0.005615234375, 0.04541015625, -0.0284423828125, 0.0703125, -0.068359375, 0.047607421875, 0.0272216796875, 0.031494140625, 0.10205078125, 0.0419921875, 0.0272216796875, 0.04736328125, -0.0181884765625, -0.02258300781...
16,770
16770
o Crocheting the Hyperbolic Plane updated version is published in Mathematical Intel...
4
[ -0.02490234375, 0.07763671875, 0.0157470703125, 0.00179290771484375, -0.05859375, -0.0830078125, 0.00390625, -0.040283203125, 0.035888671875, 0.05712890625, 0.03369140625, 0.0341796875, -0.057373046875, 0.026123046875, -0.043701171875, 0.0556640625, -0.06689453125, -0.0498046875, ...
16,771
16771
Moment generating function of the negative binomial distribution. February 13th 2009, 05:07 PM synclastica_86 Moment generating function of the negative binomial distribution. I am trying to find the moment generating function for the negative binomianl distribution. I know that it's baiscly finding <e^ty>. I th...
5
[ -0.01226806640625, 0.048583984375, 0.0228271484375, -0.01611328125, 0.0247802734375, -0.033203125, 0.095703125, 0.012939453125, 0.020751953125, 0.1103515625, 0.03466796875, 0.0174560546875, -0.004180908203125, 0.06689453125, 0.08544921875, 0.036376953125, 0.0007476806640625, -0.047...
16,772
16772
Find polar coordinates December 10th 2009, 07:24 PM #1 Member Joined Apr 2009 Posts 85 Find polar coordinates Hey I am not sure how to find the second coordinate of these polar coordinates. a) Find polar coordinates (r, θ) of the point (4, -4), where r > 0 and 0 ≤ θ ≤ 2π. So $r= \sqrt{(4)^2+(4)...
4
[ 0.06591796875, -0.060791015625, -0.02392578125, -0.0615234375, 0.0067138671875, -0.038330078125, 0.014404296875, 0.07275390625, 0.06396484375, -0.001434326171875, 0.062255859375, 0.05517578125, 0.03515625, 0.10888671875, 0.0291748046875, 0.02197265625, -0.007598876953125, -0.0625, ...
16,773
16773
Course Content and Outcome Course Content and Outcome Guide for MTH 112 Course Number: MTH 112 Course Title: Elementary Functions Credit Hours: 5 Lecture Hours: 50 Lecture/Lab Hours: 0 Lab Hours: 0 Special Fee: Course Description Investigates trigonometric functions, equations and identities....
4
[ -0.083984375, 0.047607421875, -0.00897216796875, -0.044189453125, -0.0810546875, -0.04296875, -0.12255859375, 0.06396484375, -0.06787109375, -0.007659912109375, 0.05322265625, -0.043701171875, 0.037841796875, 0.044189453125, 0.029296875, -0.072265625, -0.01324462890625, -0.05883789...
16,774
16774
Which distributions have these MGFs? October 31st 2009, 04:20 PM #1 Newbie Joined Oct 2009 Posts 24 Which distributions have these Moment Generating functions? M1(t)= (1/256) (1 + e^t) ^ 8 M2(t)= ( e ^ 2t) / [ ( 2 - e^t) ^ 2 ] M3(t)= (4^ t^ 2) ( e^ 4t ) the numbers after M are subscri...
5
[ -0.027099609375, -0.03759765625, 0.06298828125, 0.0172119140625, 0.020751953125, -0.044677734375, 0.015625, 0.04150390625, 0.0361328125, 0.060791015625, 0.10302734375, -0.031494140625, 0.0791015625, -0.0179443359375, -0.01220703125, 0.013916015625, -0.00994873046875, -0.00854492187...
16,775
16775
find limits using L'Hopital rule and FTC January 13th 2011, 12:38 AM #1 Senior Member Joined Nov 2010 From Hong Kong Posts 255 find limits using L'Hopital rule and FTC Please kindly check if there are any mistakes. 1. Find $\lim_{x\rightarrow+\infty}e^{-e^x}\int_0^x e^{e^t} dt$ Solution. ...
5
[ 0.005615234375, -0.00201416015625, 0.0322265625, -0.05078125, 0.08544921875, -0.048828125, 0.032470703125, 0.07568359375, -0.109375, 0.058349609375, 0.0859375, -0.0159912109375, 0.038818359375, -0.034423828125, 0.00286865234375, 0.0025787353515625, 0.00909423828125, -0.017211914062...
16,776
16776
Midterm 1 Feb 15, 2013  Math 484.1  25 questions, 2 pts each.   Name_________Vaserstein___________________ Correct answers are in boldface. 1. 2x-3y = 1  is (A) a linear equation for x, y, (B) an affine function of x,y,z,  (C) a linear form in x, (D) a linear constraint for x,y, (E) a linear program. The stude...
5
[ -0.044189453125, 0.028076171875, -0.0224609375, -0.0888671875, -0.0185546875, 0.05908203125, 0.0869140625, -0.0140380859375, -0.05126953125, 0.0791015625, 0.038330078125, -0.05224609375, 0.06201171875, 0.002288818359375, 0.01336669921875, 0.055419921875, -0.048583984375, -0.0493164...
16,777
16777
Zero divided by Zero ? Physics is Phun I am wondering why 0/0 = indeterminate my reasoning is that anything divided by itself is 1 right? 2/2=1 1/1=1 so wouln't lim x->0 x/x = 1 if so the why wouldn't 0/0=1 I am not trying to argue that 0 /0 is not indeterminate. I accept that it is, but I am still have to wonder, why...
4
[ -0.1337890625, -0.040771484375, -0.0181884765625, 0.055908203125, -0.01324462890625, -0.033935546875, 0.002166748046875, -0.052734375, 0.1552734375, 0.026123046875, 0.051025390625, -0.12060546875, 0.01226806640625, 0.1279296875, -0.0068359375, -0.048828125, -0.036865234375, 0.02648...
16,778
16778
Auxillary Equation with real and dinstinct root March 21st 2008, 03:33 AM Altair Auxillary Equation with real and dinstinct root Please solve the following equation :- $2\ddot{x} + 5\dot{x} - 12x = 0$ We have only been taught to solve the equations of $y'$ or $y''$ sort. I managed to get the numerical ...
4
[ -0.07177734375, -0.08447265625, 0.07177734375, -0.0322265625, 0.01336669921875, -0.02587890625, 0.0023345947265625, 0.032958984375, 0.04931640625, 0.058349609375, 0.15625, -0.005218505859375, -0.00433349609375, -0.014404296875, -0.00787353515625, -0.005645751953125, -0.042724609375, ...
16,779
16779
Modified Hybrid Block Iterative Algorithm for Uniformly Quasi- Abstract and Applied Analysis VolumeΒ 2012Β (2012), Article IDΒ 215261, 17 pages http://dx.doi.org/10.1155/2012/215261 Research Article Modified Hybrid Block Iterative Algorithm for Uniformly Quasi--Asymptotically Nonexpansive Mappings Department of Math...
5
[ -0.0224609375, 0.00004029273986816406, -0.03125, -0.08642578125, -0.00021839141845703125, -0.034423828125, 0.033447265625, -0.0020751953125, 0.01348876953125, 0.041748046875, 0.052001953125, 0.0005645751953125, 0.0439453125, -0.0031280517578125, 0.005523681640625, -0.017333984375, 0....
16,780
16780
The games matrices play - Gene Expression | DiscoverMagazine.com As I’ve said before I’ve been reading Martin Nowak’s Evolutionary Dynamics. Nowak is a mathematical biologist, and a lot of his research program deals with game theory, so it isn’t a surprise that several chapters in this book address exclusively game the...
4
[ -0.045654296875, -0.046142578125, -0.059326171875, -0.0654296875, -0.06640625, 0.04833984375, -0.0186767578125, -0.03515625, 0.0255126953125, 0.068359375, -0.0167236328125, -0.0517578125, -0.0380859375, 0.029296875, 0.0135498046875, 0.0712890625, -0.023193359375, 0.0810546875, 0....
16,781
16781
Hydrostatic Force June 20th 2008, 02:31 PM #1 Newbie Joined May 2008 Posts 7 Hydrostatic Force I need help determining the hydrostatic force of the following problem: An equilateral triangle with sides 3 m is submerged vertically in water so that the base is even with the surface. Express the hydros...
4
[ -0.031982421875, 0.008544921875, -0.0279541015625, -0.039794921875, -0.01373291015625, -0.0286865234375, -0.051513671875, 0.08544921875, -0.0303955078125, -0.007354736328125, -0.052001953125, -0.10595703125, -0.0172119140625, -0.0234375, -0.035400390625, 0.0498046875, -0.008483886718...
16,782
16782
Trig identities 1 / cos^4ф - 1 / cos^2ф = tan^4ф + tan^2ф Right Hand Side $\, =\tan^4 \phi + \tan^2 \phi = \frac{\sin^4 \phi}{\cos^4 \phi} + \frac{\sin^2 \phi}{\cos^2 \phi}$. Now note that: $\frac{\sin^4 \phi}{\cos^4 \phi} = \frac{(\sin^2 \phi)^2}{\cos^4 \ phi} = \frac{(1 - \cos^2 \phi)^2}{\cos^4 \phi} = \frac{1 - 2 \...
4
[ 0.046630859375, 0.130859375, 0.04931640625, 0.045654296875, -0.023681640625, -0.00518798828125, -0.061279296875, -0.0172119140625, 0.017822265625, -0.03173828125, -0.00159454345703125, -0.0390625, -0.060791015625, 0.0634765625, -0.052734375, -0.031982421875, -0.04736328125, 0.04687...
16,783
16783
Joint distrib of gamma distribs October 31st 2009, 09:48 AM #1 Newbie Joined Oct 2009 Posts 3 Joint distrib of gamma distribs Let X_i, with i \epsilon {1,2,3} be independant r.v. and suppose that X_i \epsilon Gamma(r_i,1). Now set: Y_1= X_1/(X_1+X_2) Y_2= (X_1+X_2)/(X_1+X_2+X_3) Y_3= X_1+...
5
[ -0.08544921875, -0.07861328125, -0.0181884765625, -0.11865234375, 0.045166015625, -0.064453125, 0.09375, -0.0230712890625, 0.0164794921875, 0.0269775390625, 0.040283203125, 0.00823974609375, 0.03125, 0.02001953125, 0.026611328125, 0.036376953125, -0.083984375, 0.021728515625, -0....
16,784
16784
Math Help April 3rd 2010, 09:56 AM #1 Member Joined Jan 2010 Posts 79 IVP If we use separation of variables to try to solve the IVP we would obtain a solution that could not be put in explicit form. But we can solve for $y^2$ instead -- do this. How would I go about solving for $y^2$? So far I...
5
[ -0.046142578125, -0.03271484375, 0.060791015625, 0.07861328125, -0.00848388671875, -0.0220947265625, -0.083984375, -0.018798828125, -0.046875, -0.00421142578125, 0.0595703125, 0.042724609375, -0.05908203125, 0.115234375, 0.03564453125, 0.04296875, 0.00872802734375, 0.01361083984375...
16,785
16785
[SOLVED] Really quick arithmetic question!! April 20th 2009, 04:03 PM #1 Newbie Joined Mar 2009 Posts 19 [SOLVED] Really quick arithmetic question!! Hi guys, I'm working my calculus HW right now and this one problem for some reason really confused me and for the life of me I cannot wrap my head around it...
4
[ 0.005401611328125, 0.09228515625, 0.1015625, -0.00124359130859375, 0.034423828125, -0.0157470703125, -0.034423828125, -0.01123046875, 0.021728515625, 0.041748046875, 0.10986328125, -0.11767578125, 0.0023651123046875, 0.022705078125, -0.01031494140625, 0.0002918243408203125, -0.000911...
16,786
16786
Control theory: Laplace versus state space representation rbj i just now saw this thread was left hanging. i just received a few infractions from Evo (from a totally different thread) and i need some time to think about what you were asking in post #17. I'll be happy for any comments! The reason I'm so eager to st...
4
[ -0.1630859375, -0.087890625, -0.048583984375, 0.01177978515625, -0.01483154296875, 0.1083984375, -0.0301513671875, 0.0390625, 0.01019287109375, 0.011962890625, -0.0233154296875, 0.00640869140625, 0.03955078125, -0.05712890625, -0.02880859375, 0.0218505859375, 0.023193359375, 0.0505...
16,787
16787
Information Entropy Problem September 4th 2011, 11:59 AM #1 Newbie Joined Sep 2011 Posts 4 Information Entropy Problem can anyone show me the proof how the logarithmic series on the left becomes the expression on the right hand side . kindly see the attached file..Thanks in advance for any help. reg...
4
[ -0.048095703125, -0.0037689208984375, 0.03955078125, -0.004058837890625, 0.058349609375, 0.0011749267578125, 0.1103515625, 0.03564453125, 0.06298828125, 0.0223388671875, -0.04296875, 0.01385498046875, 0.054931640625, -0.0184326171875, -0.11767578125, 0.0235595703125, -0.0097045898437...
16,788
16788
Derivative and normal December 17th 2006, 06:04 AM #1 Senior Member Joined Jul 2006 From Shabu City Posts 381 Derivative and normal find an equation of the normal line to the curve $y = 2 - (\frac{1}{3})x^2$ paralell to $x - y = 0$ i cant seem to find the slope of the normal line im conf...
5
[ -0.06298828125, -0.0263671875, -0.0167236328125, -0.0537109375, -0.0194091796875, 0.017578125, 0.0157470703125, 0.05078125, -0.0235595703125, 0.0211181640625, 0.0673828125, -0.005340576171875, 0.053955078125, 0.03564453125, -0.0390625, 0.059326171875, -0.052734375, -0.0751953125, ...
16,789
16789
Math Help November 15th 2008, 11:04 AM #1 Newbie Joined Nov 2008 Posts 5 congruence Is there anyone who can help me where to start. I'm having a hard time to figure this problem out. Thanks Show that if a, b, and m are integers such that m ≥ 2 and a ≡ b( mod m), then gcd(a,m) = gcd(b,m). $a \e...
4
[ 0.00022983551025390625, 0.031982421875, 0.042236328125, -0.11865234375, 0.052978515625, -0.0137939453125, 0.080078125, 0.07080078125, -0.1044921875, 0.0068359375, 0.03271484375, -0.035888671875, 0.048828125, -0.048095703125, 0.044921875, 0.03515625, 0.051025390625, 0.05078125, -0...
16,790
16790
Nice Question September 23rd 2006, 08:07 AM #1 Nice Question I'm not sure if this can be said to be a trick question... but maybe. Jack, John and Jill go up the hill with five pails to a place where three springs are. Each of the five pails has an 8 litre capacity. One of the springs gives 2 litres of water ...
4
[ -0.05029296875, 0.025146484375, -0.01177978515625, -0.029052734375, -0.034912109375, -0.0022430419921875, -0.0196533203125, -0.0262451171875, 0.03271484375, -0.013671875, -0.05810546875, -0.0238037109375, 0.033935546875, 0.05322265625, -0.0157470703125, 0.0245361328125, -0.078125, ...
16,791
16791
Stochastic calculus: [itex] \int_0^td(e^{-us}X(s))=\sigma\int_0^t e^{-us}dB(s)[/itex] operationsres Why does: [itex] \int_0^t d(e^{-us} X(s)) = \sigma \int_0^t e^{-us} dB(s)[/itex] for stochastic process [itex]X(t)[/itex] and Wiener process [itex]B(t)[/itex]? Also, why is the following true: [itex] \int_0^t d(e^...
5
[ -0.0654296875, -0.0225830078125, 0.0625, -0.041015625, 0.0208740234375, 0.041015625, 0.0986328125, 0.02197265625, 0.0302734375, 0.08251953125, -0.006561279296875, 0.027099609375, 0.0458984375, 0.0096435546875, -0.037353515625, -0.00897216796875, 0.04931640625, -0.00286865234375, ...
16,792
16792
LEE &AMP; RAFFENSPERGER -- USING AMPL FOR TEACHING THE TSP Abstract In this paper, we discuss the use of AMPL in teaching students about the traveling salesman problem (TSP). The paper gives suggestions for pedagogical devices, homework assignments and exams, PowerPoint presentations, and a convenient package of AMPL ...
4
[ -0.044189453125, 0.036376953125, -0.026123046875, -0.06396484375, -0.04833984375, -0.059326171875, 0.08154296875, 0.042236328125, -0.048583984375, 0.05810546875, -0.046630859375, 0.07470703125, 0.1025390625, 0.0869140625, -0.00628662109375, 0.07568359375, 0.013427734375, 0.00303649...
16,793
16793
Cisco Sample Problems On Circles Question 1 Four concentric circles are drawn with the radii at interval of X units. If the radius of inner circle is X units then the ratio of the area between the 4th and 3rd circles to the area between the 2nd and 1st circles is: a)1:2 b)2:1 c)4:3 d)7:3 Answer : d)7:3 Solution : Let X...
4
[ -0.0064697265625, 0.0191650390625, -0.01513671875, 0.0023040771484375, -0.003082275390625, -0.04638671875, 0.034912109375, 0.020751953125, -0.0181884765625, -0.06103515625, 0.033935546875, -0.04541015625, 0.056640625, -0.01953125, 0.0302734375, -0.01953125, -0.0164794921875, -0.013...
16,794
16794
Number of permutations to obtain identity 1. The problem statement, all variables and given/known data Let [itex]s*(f)[/itex] be the minimum number of transpositions of adjacent elements needed to transform the permutation [itex]f[/itex] to the identity permutation. Prove that the maximum value of [itex]s*(f)[/itex] o...
4
[ 0.0267333984375, 0.01458740234375, 0.00677490234375, -0.04736328125, -0.0091552734375, 0.087890625, 0.076171875, 0.03125, 0.06396484375, 0.032958984375, -0.041259765625, 0.007171630859375, 0.049072265625, -0.0137939453125, -0.054443359375, 0.0732421875, -0.007598876953125, 0.008483...
16,795
16795
Nonhomogenious - method of undetermined coefficients May 21st 2008, 09:35 AM #1 Member Joined Sep 2007 Posts 222 How to find a particular solution for this using method of undetermined coefficients: y'' - y = e^(-x) cos( 4 x ) I have got the homogenious equation as: y = A*e^(1*x) + B*e^(-1*x)...
5
[ -0.059814453125, -0.0201416015625, 0.037109375, 0.0263671875, 0.013671875, 0.040283203125, 0.01007080078125, -0.031982421875, -0.004241943359375, 0.032470703125, 0.0791015625, -0.0830078125, 0.006927490234375, 0.036865234375, 0.05126953125, -0.0263671875, 0.0299072265625, -0.045654...
16,796
16796
Help with linear transformation April 6th 2013, 01:20 AM Stormey Help with linear transformation Hi guys. I need to prove the following: Let $V$ be a vector space over $\mathbb{R}$, such that $dim(V)>1$. Let $\varphi:V\rightarrow V$ be a linear transformation such that: $\varphi^2=-I$. Prove tha...
5
[ -0.01611328125, -0.04931640625, 0.072265625, 0.0947265625, -0.00151824951171875, 0.0419921875, 0.03759765625, -0.051513671875, 0.039306640625, -0.061279296875, 0.05908203125, -0.01434326171875, -0.095703125, 0.09912109375, -0.042236328125, -0.0125732421875, -0.026611328125, 0.02954...
16,797
16797
is this correct? June 7th 2010, 12:15 PM #1 Newbie Joined Jun 2010 Posts 6 is this correct? (1-x)9 = 1+9x - 36x2 + 84x3 - 126x4 not sure if the answer should begin with a plus or a minus.. please clarify thanks Assuming you mean $(1-x)^9$ the first term is positive as you put. ...
4
[ 0.05615234375, -0.00885009765625, 0.0380859375, 0.06396484375, -0.02880859375, 0.009033203125, 0.10986328125, 0.047607421875, -0.03515625, 0.0390625, 0.037353515625, -0.03369140625, 0.01361083984375, 0.020263671875, -0.03662109375, 0.047119140625, -0.041748046875, -0.0245361328125,...
16,798
16798
Combination of Interacting Multiple Models with the Particle Filter for Three-Dimensional Target Tracking in Underwater Wireless Sensor Networks Mathematical Problems in Engineering Volume 2012 (2012), Article ID 829451, 16 pages http://dx.doi.org/10.1155/2012/829451 Research Article Combination of Interacting Multip...
4
[ -0.01019287109375, -0.0294189453125, 0.031982421875, 0.0196533203125, 0.07373046875, -0.06640625, 0.03125, -0.091796875, -0.001495361328125, -0.033203125, 0.0238037109375, -0.0556640625, 0.09033203125, 0.0145263671875, -0.0206298828125, 0.06494140625, -0.0311279296875, 0.0233154296...
16,799
16799