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Magnus


Imperial College

Active since 2014

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while loop convergence for sum
Dear all, I'm using a while loop in order to find a value etapl iteratively. The code looks like follows where eta(:) is a fi...

10 years ago | 0 answers | 0

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Question


solving equation returns vector. Sum of vector=0. How?
Dear all, I attempt to solve an optimisation problem. I want to solve the equation... function [funzeta1] = Fz1(zzeta1) ...

10 years ago | 1 answer | 0

1

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Solving a system of equations with fsolve with different dimensions of the initial/output variables
Hey all, I'd like to solve a system of functions that comprises of vetors and scalars. I used to use fsolve, which works fine...

10 years ago | 1 answer | 0

1

answer

Answered
Convergence problem for several variables
Dear Alan, thanks for your quick respond! fminsearch might work. I had a deeper look at the problem and the code. Apparently...

10 years ago | 0

Question


Convergence problem for several variables
Dear all, I attempt to solve a convergence problem for nine variables that are subject to optimisation and nine equations. Ea...

10 years ago | 2 answers | 0

2

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Question


Substitute term with variable
Dear all, I'm trying to substitute a rather long term (L/T*z-U(i-1)*z-(Ui(i)-Ui(i-1))/(di(i-1)-di(i))*(z^2/2+di(i-1)*...

10 years ago | 0 answers | 0

0

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Question


Matlab / Mupad does not solve definite integral
Dear all, I'm trying to solve an integral using both matlab and mupad. However it does not solve the integral although it is ...

10 years ago | 1 answer | 0

1

answer

Question


How to differentiate, then define a variable and integrate with respect to a different variable?
Dear community, I'd like to create a function file in which I firstly differentiate a function Psi with respect to z. After d...

10 years ago | 1 answer | 0

1

answer