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location Argentina
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visits member for 2 years, 9 months
seen 15 mins ago

Code for my breathing avatar here


You may contact me at: BelisariusForSO@gmail.com

But please don't email me with requests about Q&A. Post them in the site instead.

Infix should be used only where it is essential... like in "feliz año nuevo" @rm-rf


Jan
29
answered Rate of change of dynamic variable
Jan
29
comment Rate of change of dynamic variable
"It has different rates of change in some parts, so it has a velocity which is not constant and can be calculated." : If you are able to calculate the time needed for each calculation the problem is trivial, isn't it?
Jan
29
reviewed Close Why is my PageRank result in Mathematica converging this way?
Jan
29
reviewed Close How do I interpret the Roots syntax when I am finding the eigenvalues of a matrix
Jan
29
comment Complicated condition for system of differential equation
The purpose of this site isn't solving your problems, but helping you to do that. Please post something nearer to Mathematica code and tell us about your problems with your implementation
Jan
29
revised 2D Markov Process
added 220 characters in body
Jan
29
reviewed No Action Needed Using Multiple Kernels When Making Plots
Jan
29
comment 2D Markov Process
I really don't know if there are theoretic tools to find a closed form. You may ask here: stats.stackexchange.com or here math.stackexchange.com
Jan
28
revised 2D Markov Process
added 324 characters in body
Jan
28
revised 2D Markov Process
added 127 characters in body
Jan
28
revised 2D Markov Process
added 2 characters in body
Jan
28
reviewed Leave Open Testing if a specific expression is a solution for ordinary differential equation
Jan
28
answered 2D Markov Process
Jan
28
comment Plot and Parametric plot give different results
p = Plot[x[k], {k, -1, 1}]; ParametricPlot[{k, x[k]}, {k, -1, 1}, Evaluate[AbsoluteOptions[p]]]
Jan
28
comment Least Square Data Fit /Design Matrix
You've three disjoint problems in there, one for each sublist in coeffs
Jan
28
comment How to use Compile with NDSolve function for large no of differential equations?
Related mathematica.stackexchange.com/questions/1096/…
Jan
28
comment Testing if a specific expression is a solution for ordinary differential equation
@bobthechemist Hey! Aren't you the short, fat, drunken guy that made me end up at the landfill on Chicago last month?
Jan
28
comment Testing if a specific expression is a solution for ordinary differential equation
@SjoerdC.deVries Isn't it? Damn ... I've to check my docs again! Thanks!
Jan
28
comment Testing if a specific expression is a solution for ordinary differential equation
ODE[f[x]] /. f :> yourExpression[x]
Jan
28
revised Signed Graph from positive and negative correlations
added 181 characters in body