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Erik Keever


Last seen: 4 years ago |  Active since 2018

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Mex does not accept -g?
Hello, I have suddenly collided with a rather frightening problem. I have a code that is about an even split between a compiled/...

4 years ago | 0 answers | 0

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Answered
How to delete two minimum elements in a vector?
Hmm. Perhaps, % generate some random junk x = round(10*rand([24 1])); % sort array [~, idx] = sort(x); % sort t...

5 years ago | 0

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How can I have Matlab create a polynomial function from a vector of coefficients without invoking some other implemented function?
If you're asking for the most efficient way to do it, call the function Mathworks implemented for us: >> help polyval PO...

5 years ago | 0

Answered
solve a differential equation at specific points
The equation given, (d gamma / d u)|_{u=u0} = tau, doesn't define a differential equation for gamma, it defines a boundary condi...

5 years ago | 0

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Best practice for asynchronous data saving
I have a simulation code which exhibits the usual bursty IO behavior of FDTD simulations. To wit, x = lotsOfData(); for ...

5 years ago | 0 answers | 0

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answers

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Minimize φ using mathematical optimization toolbox
Since you say you can evaluate the functional, zeta = functional(x_i(t); phi, gamma) It sounds like all you need to do i...

5 years ago | 0

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Alternative ways to perform the same task
I think I might first ask, "do I need to write new code to do this?" Both particle and particle-in-cell simulation codes for dif...

5 years ago | 0

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Answered
I have a number of scripts which plots graph and want plot on GUI Axes by push buttons. How can I write on the callback to plot on axes referring to variables in workplace or link each script to each push button?
Event-driven GUI programming is about as close as it gets to the perfect use case for classes and OOP. The class can hold the da...

5 years ago | 0

| accepted