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# How Ricci Flow makes room to find Enistein metrics?
I am studding a lecture note entitled "Topics in Riemanian Geometry" by Jeff. Viaclovsky. See the below phrase in lecture 12:
"In order to find Einstein metrics, one would first think of looking at the gradient Ricci flow on the space of Riemannian metrics. This i... | {} |
Introductory tutorial
The following tutorial gives a basic introduction to the data formats used by NeuroDecodeR (NDR) and shows how to run a simple decoding analysis. The tutorial is based on a dataset collected by Ying Zhang in Bob Desimone’s lab at MIT (some of the code below uses just a small subset of this data, ... | {} |
• The Inria's Research Teams produce an annual Activity Report presenting their activities and their results of the year. These reports include the team members, the scientific program, the software developed by the team and the new results of the year. The report also describes the grants, contracts and the activities... | {} |
### wrg0ababd's blog
By wrg0ababd, history, 4 weeks ago, translation, ,
Update: editorial for G is out
• +49
» 4 weeks ago, # | +32 Another solution for F: first shift the permutation so that 1 becomes the leftmost element.now the problem can be modeled like this: don't consider the first element(1). now we want... | {} |
# POSAND - Editorial
Author: john_smith_3
Editorialist: Srikkanth
Easy
# PREREQUISITES:
Bitwise operations
# PROBLEM:
Find a permutation of first n integers that has bitwise AND of every consecutive pair of integers greater than 0.
# EXPLANATION:
If n is a power of two and n > 1, then n will be present in the p... | {} |
# Week 9 Lecture 1: Higher Order ODEs and Dynamical Systems
## Rahman Notes:
Lets's do the examples we did in the theory lecture.
Consider the simple pendulum, which we showed in the theory lecture is modeled as
If we were to use forward Euler, we would get the following scheme:
omega = 0;
theta = 1;
dt = 0.1;
for i ... | {} |
### (Deleted) Create Symmetric Mesh from Polygonal
43
views
0
8 weeks ago by
Hey,
I am computing boundary points, then creating a polygonal and from that a mesh, that I'll later use as a domain. Is there a way to make the mesh symmetric, if the polygonal is (lets say with D6-symmetry, like a snowflake)?
vertices = [... | {} |
# Infinite alternating series with repeated logarithms
1. Apr 8, 2009
### LeifEricson
1. The problem statement, all variables and given/known data
Calculate the sum of the following series:
$$\sum_{i=2}^{\infty}(-1)^i \cdot \lg ^{(i)} n$$
Where (i) as a super-script signifies number of times lg was operated i.e. $... | {} |
# Article
Full entry | PDF (0.1 MB)
Keywords:
compact spaces; $G_\delta$-sets; resolvability
Summary:
It is well-known that compacta (i.e. compact Hausdorff spaces) are maximally resolvable, that is every compactum $X$ contains $\Delta(X)$ many pairwise disjoint dense subsets, where $\Delta(X)$ denotes the minimum s... | {} |
# Today I Learned
Some of the things I've learned every day since Oct 10, 2016
## 123: Skip Lists (Intro)
skip list is a data structure similar to a linked list which stores an ordered sequence of elements and is built specifically for fast search within the sequence. The way it’s commonly implemented is as a hierar... | {} |
# Tag Info
42
Control the Precision and Accuracy of Numerical Results This is an excellent question. Of course everyone could claim highest accuracy for her product. To deal with this situation there exist benchmarks to test for accuracy. One such benchmark is from NIST. This specific benchmark deals with the accurac... | {} |
# Circuits with Medium Fan-In
Tuesday, April 15, 2014 - 4:15pm to 5:15pm
Refreshments:
3:45pm in 32-G449 (Patil/Kiva)
Location:
32-G449 (Patil/Kiva)
Speaker:
Anup Rao, University of Washington
Abstract:
We consider boolean circuits in which every gate may compute an arbitrary boolean function of k other gates, for a... | {} |
# pylops.Smoothing1D¶
pylops.Smoothing1D(nsmooth, dims, dir=0, dtype='float64')[source]
1D Smoothing.
Apply smoothing to model (and data) along a specific direction of a multi-dimensional array depending on the choice of dir.
Parameters: nsmooth : int Lenght of smoothing operator (must be odd) dims : Number of samp... | {} |
Linear Preservers of Perimeters of Nonnegative Real Matrices
• Journal title : Kyungpook mathematical journal
• Volume 48, Issue 3, 2008, pp.465-472
• Publisher : Department of Mathematics, Kyungpook National University
• DOI : 10.5666/KMJ.2008.48.3.465
Title & Authors
Linear Preservers of Perimeters of Nonnegative R... | {} |
Energy Excursions
# Cement and Casing
"Take an energy excursion to understand the importance of cement and casing to maintaining wellbore integrity as part of the construction of a well."
## Summary
This lesson discusses how engineers construct a well using steel pipe, called casing. To secure the casing and mainta... | {} |
# Probability questions from Tanton
Confession: I still haven’t figured out how to use twitter. (Feel free to follow me @mrchasemath, though!) I always feel like I’m drinking from a fire hose when I get on the site–I can’t keep up with the twitter feed, so I don’t even try.
But when I do, I love seeing what people ar... | {} |
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# williamyangcn/lcthw-cn forked from zedz/lcthw-cn
### Subversion checkout URL
You can clone with HTTPS or Subversion.
Fetching contributors…
Cannot retrieve contributors at this time
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\chapter{Exercise 3: Formatted Printing} Keep that \file{Makefile} around since it'l... | {} |
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# WWH - Rendering Convex N-Gons
By Paul Nettle | Published Aug 23 1999 03:48 PM in Graphics Programming and Theory
vertex vertices polygon edge n-gon top we' svert n-gons
If you find this article contains errors or problems rendering it unreadable (missing images or files... | {} |
# Mysql ERROR at line 1153: Unknown command '\'
I am trying to import a mysqldump file via the command line, but continue to get an error. I dumped the file from my other server using:
mysqldump -u XXX -p database_name > database.sql
Then I try to import the file with:
mysql -u XXX -p database_name < database.sql
... | {} |
# Digital Typography News
A blog exclusively devoted to digital typography
## More on Math with XeLaTeX
Try the following simple code:
\documentclass[a4paper]{article}
\usepackage[math-style=iso]{unicode-math} %%
\begin{document}
\setmathfont{Asana Math}
\$\cos^{2}x+\sin^{2}x=1
\end{document}
You will discover tha... | {} |
# Is there a good (co)homology theory for manifolds with corners?
Recall that a (smooth) manifold with corners is a Hausdroff space that can be covered by open sets homeomorphic to $\mathbb R^{n-m} \times \mathbb R_{\geq 0}^m$ for some (fixed) $n$ (but $m$ can vary), and such that all transition maps extend to smooth ... | {} |
# How do you find the inverse of y-3x=0?
Feb 5, 2016
${f}^{-} 1 \left(x\right) = \frac{x}{3}$
#### Explanation:
1. Rearrange the equation in the form y=mx+b.
$y - 3 x = 0$
$y = 3 x$
2. Switch the positions of x and y.
$x = 3 y$
3. Isolate for y.
$y = \frac{x}{3}$
4. Rewrite the equation using inverse functio... | {} |
# SQLite3 import from CSV
#1
Does someone here have experience with importing data from a CSV file into SQLite with node-red-node-sqlite ?
I tried so far:
COPY syslog FROM 'E:\Path\to\syslog.csv' DELIMITER ',' CSV HEADER;
and
IMPORT 'E:\Path\to\syslog.csv' syslog
Both COPY and IMPORT throw a syntax error.
Impor... | {} |
# Count the number of ways numbers 1,2,…,n can be divided into two sets of equal sum
count the number of ways numbers 1,2,…,n can be divided into two sets of equal sum.
This is my recursive algorithm, what is wrong here?:
int f(int sum,int i){//sum is the current sum, i is the current indx (<=n)
if(i>n){
return ((2*... | {} |
# The Setup
I've made a few games (more like animations) using the Object Oriented method with base classes for objects that extend them, and objects that extend those, and found I couldn't wrap my head around expanding that system to larger game ideas. So I did some research and discovered the Entity-Component system... | {} |
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Lectures on Hilbert Cube Manifolds
A co-publication of the AMS and CBMS
Available Formats:
Electronic ISBN: 978-1-4704-2388-9
Product Code: CBMS/28.E
List Price: $25.00 Individual Price:$20.00
Cl... | {} |
Find all School-related info fast with the new School-Specific MBA Forum
It is currently 28 May 2015, 14:29
### GMAT Club Daily Prep
#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
C... | {} |
# A question on Okounkov bodies
Let $$X$$ be an irreducible $$n$$-dimensional projective variety, and $$Y_n\subset Y_{n-1}\subset\dots\subset Y_1\subset X$$ a flag of irreducible subvarieties such that $$Y_i$$ has codimension $$i$$ in $$X$$ and it is smooth at the point $$Y_n$$ for any $$i = 1,\dots,n-1$$.
Let $$D$$ ... | {} |
The current GATK version is 3.8-0
Examples: Monday, today, last week, Mar 26, 3/26/04
#### Howdy, Stranger!
It looks like you're new here. If you want to get involved, click one of these buttons!
You can opt in to receive email notifications, for example when your questions get answered or when there are new announc... | {} |
# Elementary Algebra, v. 1.0
by John Redden
## 2.8 Linear Inequalities (One Variable)
### Learning Objectives
1. Identify linear inequalities and check solutions.
2. Solve linear inequalities and express the solutions graphically on a number line and in interval notation.
3. Solve compound linear inequalities and e... | {} |
Article | Open | Published:
# Rapid Fabrication of Graphene Field-Effect Transistors with Liquid-metal Interconnects and Electrolytic Gate Dielectric Made of Honey
## Abstract
Historically, graphene-based transistor fabrication has been time-consuming due to the high demand for carefully controlled Raman spectroscop... | {} |
## Square of electrodynamic field.
The electrodynamic Lagrangian (without magnetic sources) has the form
\label{eqn:fsquared:20}
\LL = F \cdot F + \alpha A \cdot J,
where $$\alpha$$ is a constant that depends on the unit system.
My suspicion is that one or both of the bivector or quadvector grades of $$F^2$$ are requ... | {} |
# Derivative 1/x³
1. Sep 26, 2011
### discy
how to compute the ANTI derivative of 1 / x^3
I think I need the formula: f(x) = 1/x^n than f'(x) = -n/x^n+1 but I'm not sure and don't know how to use it.
I know the answer is: -0.5 * x^-2 but have no idea why.
could someone explain this to me please?
2. Sep 26, 2011
... | {} |
# Understanding balloon-borne frost point hygrometer measurements after contamination by mixed-phase clouds
Balloon-borne water vapour measurements in the upper troposphere and lower stratosphere (UTLS) by means of frost point hygrometers provide important information on air chemistry and climate. However, the risk of... | {} |
### Find $\lim_{n\rightarrow \infty} \sin((2n\pi + \frac{1}{2n\pi}) \sin(2n\pi + \frac{1}{2n\pi}))$ (NBHM 2013)
Find the limit $$\lim_{n\rightarrow \infty} \sin((2n\pi + \frac{1}{2n\pi}) \sin(2n\pi + \frac{1}{2n\pi}))$$
Solution:
We have $\sin(2n\pi+\theta) = \sin(\theta)$ this implies $\sin(2n\pi + \frac{1}{2n\pi})... | {} |
~~SS~~
## Hot Projects
DIY Food Hacking
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#### picoReflow
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Map everything!
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# Spark-Core Hacking: Read MQ2 sensor data
The Aquarius (Landing-Module) needs a galley in order to prepare and cook food but due to u... | {} |
# Why the sudden jump of 100 points in my reputation ranking?
(Tuesday, 30.Aug.2011, Taiyuan China time) Until a day or so ago, my reputation ranking was 774. Then, suddenly, with no activity on my part, it is 874, exactly 100 points higher. What happened?
-
One way this can happen is by your logging into a second St... | {} |
+0
# Algebra
0
135
1
Kim has exactly enough money to buy 40 oranges at 3x cents each. If the price rose to 5x cents per orange, how many oranges could she buy?
Jul 2, 2022
#1
+2602
0
She has $$40 \times 3x = 120x$$cents.
Now, if the price was $$5x$$ cents, how many oranges would she be able to buy?
Jul 2, 2022 | {} |
# How do you use synthetic division to find all the rational zeroes of the function f(x)= 2x^3 - 3x^2-11x+6?
Aug 20, 2015
$3 , - 2 , \frac{1}{2}$
#### Explanation:
A rational zero must be ± frac{\text{a divisor of 6}}{\text{a divisor of 2}} = ± frac{{1,2,3,6}}{{1,2}} \in ± {1,2,3,6, 1/2, 2/2, 3/2, 6/2}
$f \left(1\... | {} |
# What limits a batteries current when its terminals are connected with a low resistance conductor?
My question essentially is concerning what (if anything) prevents really high current flow (amperes) in a battery if the terminals were to be connected directly with a low resistance conductor?
For Example this website... | {} |
# [Solution] Shinju and the Lost Permutation solution codeforces
Shinju and the Lost Permutation solution codeforces – Shinju loves permutations very much! Today, she has borrowed a permutation 𝑝p from Juju to play with.
The 𝑖i-th cyclic shift of a permutation 𝑝p is a transformation on the permutation such that 𝑝... | {} |
The linear model is calculated from the slope of a localized least-squares regression model y=y(x). The localization is defined by the x difference from the point in question, with data at distance exceeding L/2 being ignored. With a boxcar window, all data within the local domain are treated equally, while with a hann... | {} |
Followers 0
Combining multiple .x files into a single .x file
29 posts in this topic
I have created multiple .x files, each one got different animation, example: "walk.x", "run.x", "die.x".
How do I combine them together to create "character.x"?
I tried using DirectX SDK tool called MeshView, but it's not working,... | {} |
# Frames for the solution of operator equations in Hilbert spaces with fixed dual pairing
Balazc, Peter and Harbrecht, Helmut. (2018) Frames for the solution of operator equations in Hilbert spaces with fixed dual pairing. Preprints Fachbereich Mathematik, 2018 (08).
Preview
385Kb
Official URL: https://edoc.unibas... | {} |
# Embedding Complexity and Discrete Optimization I: A New Divide and Conquer Approach to Discrete Optimization
D. Cieslik, A. Dress, K. T. Huber, V. Moulton
Research output: Contribution to journalArticlepeer-review
## Abstract
In this paper, we introduce a new and quite natural way of analyzing instances of discre... | {} |
# Change the chapter font in TOC without using “tocloft” package
As using tocloft in book class produces some unexpected side-effect, I wonder how to change the chapter font (e.g. 1 Introduction) as sans serif without using any other packages?
For example, change the highlighted text to sans serif font.
MWE:
\docum... | {} |
# insert equation in google slides
Insert. How to Insert a Circle in Google Slides. It automatically changes your equation into Latex code and gives you a GIF image that you can download and insert into Google Presentation. 1. For a fraction choose a 1 by 2 table. I will update this as I find more options. Put equatio... | {} |
# When does every $\infty$-localization correspond to a Bousfield localization?
Let $\mathcal{M}$ be a model category presenting an $\infty$-category $\mathcal{C}$. I believe that every left Bousfield localization $\widetilde{\mathcal{M}}$ of $\mathcal{M}$ corresponds to a reflective $\infty$-subcategory $\widetilde{\... | {} |
# Higher Order Linear Homogeneous Differential Equations with Variable Coefficients
• The linear homogeneous equation of the $$n$$th order has the form
${{y^{\left( n \right)}} + {a_1}\left( x \right){y^{\left( {n – 1} \right)}} + \cdots }+{ {a_{n – 1}}\left( x \right)y’ }+{ {a_n}\left( x \right)y }={ 0,}$
where the... | {} |
# ##\$ Factor Trinomials
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.
## How to Factor Trinomials
1. Compare the trinomial to the general form $$ax^2+bx+c$$ and identify $$a$$, $$b$$, and $$c$$.
2. Find two numbers that add up to $$b$$ ... | {} |
Algebra 2 Common Core
a) No b) $\frac{22}{7}=3.\overline{142857}$ and $\pi=\approx3.141592$. They are close but not exact. | {} |
MDF Rose Engine Lathe 2.0
Used to turn the spindle counter-clockwise. On a traditional lathe, this is considered forward.
Used to stop the motion of the stepper motor.
Also resets any Enabled stepper motors to Disabled.
Enabled
Disabled
Used to return the spindle or the selected axis to the start point of the p... | {} |
# Date Multiplying Challenge
(Inspired by last week's Riddler on FiveThirtyEight.com. Sandbox post.)
Given a year between 2001 and 2099, calculate and return the number of days during that calendar year where mm * dd = yy (where yy is the 2-digit year).
2018, for example, has 5:
• January 18th (1 * 18 = 18)
• Febru... | {} |
H$\alpha$ Emission of the H\,II region BSF8
Session 30 -- Star Formation, Molecular Clouds and HII Regions
Display presentation, Tuesday, 31, 1994, 9:20-6:30
[30.02] H$\alpha$ Emission of the H\,II region BSF8
S. P. Milster, F. Scherb (University of Wisconsin)
\ \ Imaging observations of faint Galactic H$\alpha$ emi... | {} |
On the relation between generalized Morrey spaces and measure data problems
created by baroni on 22 Jun 2018
[BibTeX]
Submitted Paper
Inserted: 22 jun 2018
Last Updated: 22 jun 2018
Year: 2018
Abstract:
We consider measure data problems of $p$-Laplacian type. The measure on the right-hand side has the property t... | {} |
QoMEX 2012
## QoMEX 2012 Author's Paper Kit
Papers must be formatted according to the instructions in the QoMEX 2012 Author's Paper Kit. All authors should read the entire paper kit carefully to verify that your paper document is formatted correctly and that you have all the information you need before starting your ... | {} |
MathOverflow will be down for maintenance for approximately 3 hours, starting Monday evening (06/24/2013) at approximately 9:00 PM Eastern time (UTC-4).
3 added 2 characters in body
I would like the simplest example of the failure of an ODE to be locally diffeomorphic to its linearization, despite being locally homeo... | {} |
Students can view the solution by clicking the 'View Answers'. The Nature of Economics. Under what... For the problem of "Clean air", provide one (1) political solution to that problem and one (1) economic solution to that problem. Assume that the production of electricity results in the emission of toxic wastes in the... | {} |
Journal cover Journal topic
Atmospheric Measurement Techniques An interactive open-access journal of the European Geosciences Union
Journal topic
Atmos. Meas. Tech., 12, 955–969, 2019
https://doi.org/10.5194/amt-12-955-2019
Atmos. Meas. Tech., 12, 955–969, 2019
https://doi.org/10.5194/amt-12-955-2019
Research article ... | {} |
# Euclidian space definition
1. Dec 9, 2004
### quasar987
My linear algebra book seems to give a different definition than Mathworld.com so I'll state it.
A scalar product over a vectorial space V is a vectorial real function that to every pair of vectors u, v, associates a real number noted (u|v) satisfying the 4 ... | {} |
# 28 February 2018
In the Node2Vec paper, the authors propose that an embedding for every node in a graph can be learned by trying to maximize the dot product between the feature representation of a node and its neighbors, as determined by BFS (useful for structural equivalence) or DFS (useful for learning homophily, ... | {} |
# Globally Convergent Methods for Nonlinear Systems of Equations
We recently switched from the basic Newton-Raphson to a more advanced globally convergent Newton’s method with Line Searches and Backtracking (see Numerical Recipes, Chapter 9.7).
For some special cases many we still need to try too many initial guesses... | {} |
Article Text
## Statistics from Altmetric.com
In this new volume of Quality in Health Care we have decided to modify the structure of the journal scan. Each issue will still include a scan of the core medical journals—BMJ, JAMA, Lancet, and New England Journal of Medicine—but, in addition, we will invite a health pro... | {} |
Safe jet vetoes
@article{Pascoli2018SafeJV,
title={Safe jet vetoes},
author={Silvia Pascoli and Richard Ruiz and C{\'e}dric Weiland},
journal={Physics Letters B},
year={2018}
}
• Published 23 May 2018
• Physics
• Physics Letters B
23 Citations
Figures from this paper
• Physics
Physical Review D
• 2019
Multilepton se... | {} |
# Variance of an Unbiased Estimator for $\sigma^2$
Let $$X_1, X_2,...X_n\sim N(0,\sigma^2)$$ independently. Define $$Q=\frac{1}{2(n-1)}\sum_{i=1}^{n-1}(X_{i+1}-X_i)^2$$ I already proved that this Q is an unbiased estimator of $$\sigma^2$$. Now I'm stuck with calculating its variance, I've tried using Chi-square but th... | {} |
Journal topic
Atmos. Meas. Tech., 12, 6737–6748, 2019
https://doi.org/10.5194/amt-12-6737-2019
Atmos. Meas. Tech., 12, 6737–6748, 2019
https://doi.org/10.5194/amt-12-6737-2019
Research article 19 Dec 2019
Research article | 19 Dec 2019
# Evaluating the measurement interference of wet rotating-denuder–ion chromatogra... | {} |
# Self adjoint operators, eigenfunctions & eigenvalues
1. Oct 21, 2015
### Incand
1. The problem statement, all variables and given/known data
Consider the space $P_n = \text{Span}\{ e^{ik\theta};k=0,\pm 1, \dots , \pm n\}$,
with the hermitian $L^2$-inner product
$\langle f,g\rangle = \int_{-\pi}^\pi f(\theta) \over... | {} |
# Regular Sequences and Ext Calculations
Let $R$ be a commutative ring and $A$ and $R$-module. We say that $x_1,\dots,x_n\in R$ is a regular sequence on $A$ if $(x_1,\dots,x_n)A\not = A$ and $x_i$ is not a zero divisor on $A/(x_1,\dots,x_{i-1})A$ for all $i$. Regular sequences are a central theme in commutative algebr... | {} |
# Integration of Vectors
(a) Prove that $$\begin{array}{clcr}\int\int_{S} r^{5}ndS=\int\int\int_{V}5r^{3}$$rdV
(b) Prove that $$\begin{array}{clcr}\oint_{c}\phi{d}$$r$$=\begin{array}{clcr}\int\int_{S}dS\times\nabla\phi$$
Last edited:
(a) Prove that $$\begin{array}{clcr}\int\int_{S} r^{5}ndS=\int\int\int_{V}5r^{3}$$... | {} |
# Generating a Lua script for a tile map maker
I'm using printwriter to generate a LUA script for a tile map maker. It seems hackish to me, but it works.
Purposes are for allowing users to make their own maps for my game.
• Is there a better practice to generate scripts?
• Secondary - Why is it bad to do it my way?
... | {} |
October 22, 2018
### Do Marketplace Lending Platforms Offer Lower Rates to Consumers?
Over the past decade, firms using innovative technology--so-called fintech firms--have entered into various financial services markets. One particular set of entrants, marketplace lenders, have entered into consumer lending markets,... | {} |
# The heat loss from a fin is 6 W. The effectiveness and efficiency of the fin are 3 and 0.75, respectively. The heat loss (in W) from the fin, keeping the entire fin surface at base temperature, is ________.
## Short Fin MCQ Question 1 Detailed Solution
Concept:
$$\eta = \frac{{Actual\;heat\;transfer}}{{Heat\;trans... | {} |
## Monday, August 23, 2010
### Marc Morano's alarmist audience of wild animals
Yesterday, Marc Morano of climatedepot.com was invited to give a talk at the AREDAY conference of climate alarmists in Aspen.
James Cameron, the king of hypocrites, canceled his promised debate with Marc Morano; you can't believe a word t... | {} |
# Hill of many wonders : Chitrakoot
December 24, 2017
Chitrakoot is a town and a nagar panchayat in the Satna district in the state of Madhya Pradesh, India. But Chitrakoot is also established as a one of the district of Uttar Pradesh state of India by the name of Chitrakoot Dham (Karwi). Therefore it is is divided b... | {} |
# Will DirectX 10.1 graphics card work with DirectX 11?
I just started learning DirectX, but I have a problem with its version. I have ATI Radeon HD 4830, this card supports only DirectX 10.1, but when I ran dxdiag it said that I have DirectX 11, then I realized its probably talking about what version does the OS(Wind... | {} |
0%
# Problem 375
Minimum of subsequences
Let Sn be an integer sequence produced with the following pseudo-random number generator:
$$S_0=290797$$ $$S_{n+1}=S_n^2 \text{ mod } 50515093$$
Let A(i, j) be the minimum of the numbers Si, Si+1, … , Sj for i ≤ j.
Let M(N) = ΣA(i, j) for 1 ≤ i ≤ j ≤ N.
We can verify that M... | {} |
## CryptoDB
### Ittai Abraham
#### Publications
Year
Venue
Title
2022
TCC
Broadcast is an essential primitive for secure computation. We focus in this paper on optimal resilience (i.e., when the number of corrupted parties $t$ is less than a third of the computing parties $n$), and with no setup or cryptographic ass... | {} |
zgribestika
2022-01-17
How do you solve the Initial value probelm
$\frac{dp}{dt}=10p\left(1-p\right)$,
$p\left(0\right)=0.1$
Solve and show that .
Jenny Sheppard
Expert
This is the so-called logistic equation, which occurs often in population dynamics and many other contexts. There's a trick which works for this p... | {} |
## General usage
Note: the current version of Interpolations supports interpolation evaluation using index calls [], but this feature will be deprecated in future. We highly recommend function calls with () as follows.
Given an AbstractArray A, construct an "interpolation object" itp as
itp = interpolate(A, options.... | {} |
# Should I use time dilation or length contraction?
1. Homework Statement [/B]
This is a problem that was in my Physics HW.
Two powerless rockets are on a collision course. The rockets are moving with speeds of 0.800c and 0.600c and are initially ## 2.52 × 10^{12} ## m apart as measured by Liz, an Earth
observer, as... | {} |
MathSciNet bibliographic data MR22857 (9,270b) 10.0X Mordell, L. J. On some Diophantine equations \$y\sp 2=x\sp 3+k\$$y\sp 2=x\sp 3+k$ with no rational solutions. Arch. Math. Naturvid. 49, (1947). no. 6, 143–150. Links to the journal or article are not yet available
For users without a MathSciNet license , Relay Stati... | {} |
The speed of a molecule in a uniform gas at equilibrium is a random variable whose probability density function is given by
# The speed of a molecule in a uniform gas at equilibrium is a random variable whose probability density function is given by
H
240 points
The speed of a molecule in a uniform gas at equilibriu... | {} |
# Use Divergence in a sentence
### Dictionary
DIVERGENCE [dəˈvərjəns, dīˈvərjəns]
NOUN
divergence (noun) · divergences (plural noun)
• the process or state of diverging.
• a difference or conflict in opinions, interests, wishes, etc..
Synonyms: separation . dividing . parting . forking . branching . fork . division... | {} |
Home > Analysis, Geometry, Imaging, Linear Algebra, sage, Scientific Computing > Edge detection: The Convolution Approach
## Edge detection: The Convolution Approach
November 20, 2011 Leave a comment Go to comments
Today I would like to show a very basic technique of detection based on simple convolution of an image... | {} |
Timezone: »
Poster
On Warm-Starting Neural Network Training
In many real-world deployments of machine learning systems, data arrive piecemeal. These learning scenarios may be passive, where data arrive incrementally due to structural properties of the problem (e.g., daily financial data) or active, where samples are s... | {} |
# Upper bound on minimum number of moves to solve the $m\times n$ sliding puzzle
Define an $m\times n$ sliding puzzle to have an $m\times n$ grid of uniquely numbered squares, and the only valid move is to swap the special square numbered 0 with an orthogonally adjacent (up/down/left/right) square, and the puzzle is s... | {} |
ROOT Reference Guide
FumiliErrorUpdator.h File Reference
#include "Minuit2/MinimumErrorUpdator.h"
Include dependency graph for FumiliErrorUpdator.h:
This graph shows which files directly or indirectly include this file:
## Classes
class ROOT::Minuit2::FumiliErrorUpdator
In the case of the Fumili algorithm the Erro... | {} |
# Data model macro cannot be used in preamble
I'm using this answer to create an annotated bibliography with biblatex, with the following code:
\documentclass{article}
% This just makes a dummy bib file
\begin{filecontents}{\jobname.bib}
@ARTICLE{a,
author = {Doe, J.},
title = {The Title},
journal = {The Journal},
m... | {} |
⦠(e) Magnetic Meridian (MM) : (i) It is a vertical plane at any place which passing through magnetic axis of the earth. A dip needle arranged to move freely in the magnetic meridian dips by an angle 6. A vertical plane at a place passing through magnetic north and south poles of the earth is called the magnetic meri... | {} |
• Getting Started
• HELP
• Error Messages
• ARITY_MISMATCH
# Error code: ARITY_MISMATCH
This guide explains why you may experience an arity mismatch error and what potential solutions can solve it.
If you think of relations as tables, the arity of a relation in Rel is the number of columns. For instance, the constan... | {} |
# [SOLVED] Position and Velocity vector??
• March 28th 2010, 05:39 AM
Lafexlos
[SOLVED] Position and Velocity vector??
Find the position and velocity vectors if the acceleration is
$A(t)= (cost)i -(tsint)k$
and the initial position and velocity vectors are $R(0)=i-2j+k$ and $V(0)=2i+3k$ respectively.
Any help is appr... | {} |
# What is the probability that a multivariate Normal RV lies within a sphere of radius R?
I am currently using different procedures to estimate the probability that a $D$-dimensional Gaussian random variable with mean $\mu$ and covariance $\Sigma$ lies within a sphere of radius $R$ that is centered about the origin. T... | {} |
# Constructing a De Bruijn Graph solved by 786
July 2, 2012, midnight by Mikhail Dvorkin
Topics: Genome Assembly
Because we use multiple copies of the genome to generate and identify reads for the purposes of fragment assembly, the total length of all reads will be much longer than the genome itself. This begs the d... | {} |
# Need help finding the right school
#### NCulmone
##### Member
I've been working in theater since high school and chose to attend a school for Theatre Technology and Design. The only issue is, most schools focus more on the design part, and only touch the technology part. Right now, I have no desire to design. I rea... | {} |
# Triode Valve / Tube Formulas & Theory
### The amplification factor, anode or plate resistance; and the transconductance are some of the key factors associated with the triode valve / tube theory and formulas.
When designing, repairing, or servicing triode valve / triode vacuum tube circuits it is very useful to hav... | {} |
# Evaluate: x=2
## Solve for x: $x=2$
Divide both sides by $4$.
$$x+3=\frac{20}{4}$$
Divide $20$ by $4$ to get $5$.
$$x+3=5$$
Subtract $3$ from both sides.
$$x=5-3$$
Subtract $3$ from $5$ to get $2$.
$$x=2$$
Random Posts
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# Talk:Jesus
This Christianity related article has been awarded SILVER status for quality. We like it, and you should too!
## Census
Is there any record for a census taking place outside of Rome (in the territories) at the time. I just read somewhere once that there isn't any. Also Wikipedia seems to come down on t... | {} |
# Why is $\ln N - \ln(N-1) = \frac1N$ for large $N$?
May I ask why is $\ln N - \ln(N-1) = \frac1N$ for large $N$?
Thank you very much.
-
You can get quite far with just algebra:
\begin{align} \ln N - \ln (N-1) & = \ln N - ( \ln N + \ln (1-1/N)) \\ & = -\ln (1-1/N) \end{align}
using the laws for addition of logari... | {} |
I. Fundamentals
Chelsey Hamm
Key Takeaways
• A is a three-note chord whose notes can be arranged in thirds. A triad can always be “stacked” so that its notes are either on all lines or all spaces.
• When stacked in its most compact form in thirds, the lowest note of a triad is called the , the middle note is called ... | {} |
# A solid compound XY has NaCI structure. If the radius of the cation is 100 pm, the radius of the anion $\left ( Y^{-} \right )$ will be: Option 1) 275.1 pm Option 2) 322.5 pm Option 3) 241.5 pm Option 4) 165.7 pm
D Divya Saini
As learnt in
Relation between radius of constituent particle, R and edge length, a for b... | {} |
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