Top "Wolfram-mathematica" questions

Wolfram Mathematica is a computer algebra system and programming language from Wolfram Research.

Why does Mathematica use an underscore when defining parameters?

For example if I was defining the following function exprod[n_] := Expand[Product[x + i, {i, 1, n}]] Then why is …

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2D integrals in SciPy

I am trying to integrate a multivariable function in SciPy over a 2D area. What would be the equivalent of …

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How to generate animated GIF of a Manipulate? 8.0.1

Exporting to animated gif seems to have changed in Mathematica 8.0.1? I normally make animated GIFs of a manipulate by simply …

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How to overcome singularities in numerical integration (in Matlab or Mathematica)

I want to numerically integrate the following: where and a, b and β are constants which for simplicity, can all be …

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Checking if a symbol is defined

Is there an easy way to check if there's a definition for x? I need a function that takes something …

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Can we show some Dynamics/CDF in PowerPoint or Keynote ?

I want to show some dynamic content in a presentation. However, I am not sure I have time by Thursday …

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Multivariate Taylor series expansion in Mathematica

Mathematica seems to be missing a function for this, or I can't find it anyway. The Series function can do …

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How can I ask Wolfram Alpha to rearrange an equation?

I have an equation (parentheses are used because of VBA code) Y=(P/(12E((bt^3)/12))*A and i know every …

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Import big files/arrays with mathematica

I work with mathematica 8.0.1.0 on a Windows7 32bit platform. I try to import data with Import[file,”Table”] which works …

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Extract contours from ContourPlot in Mathematica

I have a function f(x,y) of two variables, of which I need to know the location of the …

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