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# Magnus

### Imperial College

Aktiv seit 2014

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Frage

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...

mehr als 9 Jahre vor | 0 Antworten | 0

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Frage

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) ...

mehr als 9 Jahre vor | 1 Antwort | 0

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Frage

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...

mehr als 9 Jahre vor | 1 Antwort | 0

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Beantwortet
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...

mehr als 9 Jahre vor | 0

Frage

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...

mehr als 9 Jahre vor | 2 Antworten | 0

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Frage

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)*...

mehr als 9 Jahre vor | 0 Antworten | 0

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Frage

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 ...

mehr als 9 Jahre vor | 1 Antwort | 0

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Frage

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...

mehr als 9 Jahre vor | 1 Antwort | 0

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