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Nonlinear constraint function with the optimization toolbox
Seems you have extra parameters beside the optimization input variables. See these explanation: https://www.mathworks.com/help...

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Frage

How to call variable (with index) using string?
Suppose I have many variables with arbitrary names in my workspace with all same size. I also have an identical logical index fo...

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Frage

How to delete axes and tick in figure?
I make a contour plot, and then add another line plot in the same figure. For example: contour(x,y,z) hold on plot(xx,yy) ho...

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The variable Edj appears to change size consider preallocating
The size of your matrix changes at every iteration. Make zero matrix before looping. For example: Edj = zeros(d,n); *edited fo...

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can anyone help me about nonlinear MDOF newmark beta dynamic analysis?
Hope these give insight: Linear mdof: https://www.mathworks.com/matlabcentral/fileexchange/71936-mdof-solver-of-nonclassicaly-d...

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