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Question
evaluating numerical laplacian of a function in a specific point
Hi. I want to find the laplacian of function [x,y]=meshgrid(-200:200, -200:200); exp(-1j*k0*sqrt(x.^2+y.^2))./sqrt(x...
10 years ago | 0 answers | 0
0
answersQuestion
find function of twi variable from 3 sets of data
Hi. I have 3 sets of data in which 2 of them are independent. i.e. z=f(x,y) where z,x,y are known. can anyone help me?
10 years ago | 0 answers | 0
0
answersQuestion
failure in initial user-supplied objective function evaluation
c=3.8; ncl=3; nc=3; syms u w n Jn=besselj(n,u); Jnp=diff(Jn,u); Kn=besselk(n,w); Knp=diff(Kn,w); ...
10 years ago | 1 answer | 0
1
answerQuestion
failure in initial user-supplied objective function evaluation
sorry. I want to solve an equation with fsolve, but it just solve for n=0 and for others gives this error: failure in initi...
10 years ago | 1 answer | 0
1
answerQuestion
find solutions with fsolve
sorry.I want to find solutions of charactristic equation(CHL=0) with it's iterations by fsolve. Can anyone help me? nc=3.8;...
10 years ago | 0 answers | 0
0
answersQuestion
Function 'gt' is not implemented for MuPAD symbolic objects
i want to find the solutions of this charactristric equation but i get the error'Function 'gt' is not implemented for MuPAD symb...
10 years ago | 1 answer | 0
