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Murali Krishna AG


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5 total contributions since 2020

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Question


Matrix is close to singular or badly scaled. Results may be inaccurate. RCOND = 5.872930e-17.
Let A=80*80 matrix I want to generate inverse of the above matrix and I am getting the warning as "Matrix is close to singular ...

29 días ago | 1 answer | 0

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answer

Question


differentiation in matlab of two functions
Let theta=atan(p/q)+pi a(theta)=exp(2*pi*j*A*[cos(theta);sin(theta)]) where A ,is row vector and p,q,A are kno...

3 meses ago | 2 answers | 0

2

answers

Question


arg min for Optimization problem
u=argmin{||X-A*w-B*v||^2} Inputs : A,B,X,w,v outputs:u which contain optimized vector of w,v how to write code for this.Pleas...

3 meses ago | 2 answers | 0

2

answers

Question


Matrix Operation and decomposition
Let A=80*80 matrix ,How to find matrices A^(-1/2) and A^(1/2)

3 meses ago | 2 answers | 0

2

answers

Question


how to find argmin to this vector
c=argmin f(a,b).where both a,b are M*1 and N*1 column matrices respectively. How to get a,b for minimum value of f(a,b) from ...

3 meses ago | 1 answer | 0

1

answer