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Question
2D Fourier Transform of a function z=f(r,t)
I want to retrieve the 2D Fourier transform w=g(u,v) of a function z=f(r,t) and retrieve u,v and w. However, the results I'm get...
3 years ago | 0 answers | 0
0
answersQuestion
Solve the Euler-Lagrange equation
Using calculus of variations (optics subsection) we can show that the following Euler-Lagrange equation must be true: with th...
4 years ago | 0 answers | 0
0
answersFind the curve connecting points following the gradient
Use the command streamline()
4 years ago | 0
| accepted
Question
Find the curve connecting points following the gradient
Hello, I'm in the following situation: dx = 0.1; dy = 0.1; x = -2:dx:2; y = -2:dy:2; [X,Y] = meshgrid(x,y); t = peaks(...
4 years ago | 2 answers | 0
2
answersQuestion
How to remove spurious lines?
Hello everyone! Why do these horizontal lines appear in the last plot and how can I remove them? fs = 100; data = load("data...
4 years ago | 1 answer | 0
1
answerQuestion
Extract output data from meshgrid input
I have some data which I have interpolated as follows: Data = load("data.txt") x = Data(:,1); y = Data(:,2); z = Data(:,3)...
5 years ago | 2 answers | 0
2
answers4d smooth plot with slices
Solved it using the answer from: https://www.mathworks.com/matlabcentral/answers/500825-how-to-obtain-volume-data-from-x-y-z-c-...
5 years ago | 0
| accepted
Question
4d smooth plot with slices
Hello I have a txt file (I have attached it as "Data.txt") with 4 columns, each representing a variable x,y,z,v. I plot this in ...
5 years ago | 2 answers | 0
2
answersQuestion
Sum elements of corresponding equal elements
for i=1:length(C)-1 for j=i+1:length(C) if C(i,1)==C(j,1) C(i,3)=C(i,2)+C(j,2); end ...
5 years ago | 1 answer | 0
1
answerQuestion
Find the vector sum combination that gives the minimum vector length
General outline: I have a number of vectors ,...etc as a pair of numbers such as ,... I want to list all the possible sums of ...
6 years ago | 2 answers | 0
