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2
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178 views

Plotting equipotentials gone wrong

I'm plotting the equipotential of the potential function: $$\phi(x,y,z):=\frac{1+x^{2}+y^{2}+z^{2}}{[\left(1+x^{2}+y^{2}+z^{2}\right)^{2}-4z^{2}]^{1/2}}$$ Mathematica code: ...
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Obtaining fourier transform for Root Raised Cosine pulse

I have been trying to obtain the Fourier transform for time domain root-raised-cosine pulse using Mathematica. The answer I'm getting from Mathematica is not the correct answer. When I input the ...
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46 views

compute uniform,chord length and least squares error of each approximation

I got a problem about compare uniform versus chord length parametrization. First,create an interesting noisy data set with >=100 points.(This is easy to deal with it), The data set must be such that ...