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savitha muthanna


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4 2021 年以降の合計貢献数

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質問


Plotting results of fft2 with frequencies in the x and y axes
I have the results of the position and momenta of particles, in the matrix y1, from (1:N,1:N) for positions and (1:N,N:2N) of mo...

4日 前 | 1 件の回答 | 0

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質問


Question about taking fft of a set of real values, laying positive values of the vector, followed by 0, followed by negative values
I have the 1-dimensional FPU problem, and I have the following code: YX(IT,1:N+1)=[0 Y(IT,1:N )]; sXF(IT,:)=imag(fft([YX(IT,1...

8日 前 | 0 件の回答 | 0

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質問


How do I plot a 3-d matrix.( error with surf)
I have a 321x60x120 matrix. The matrix has positive and negative float values. I would like to plot it. I tried surf. I get an ...

22日 前 | 0 件の回答 | 0

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質問


How to preserve 2-d initial conditions after passing it into ode45?
Hi, I pass 2d initial conditions, but ode45 linearizes it and makes the matrix into a 1-d array. How do I ensure it is handled ...

23日 前 | 1 件の回答 | 0

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