Michael S

TU Berlin

Active since 2012

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Math Student - Research Modelling with Dofferential Equations

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Question

odeset choosing internal stepsize in odesolver ode23 or ode45?
I am optimizing a function with fminunc() where an ode is being solved via ode23: tspan=[0 1 2 3 4 5 6 7 8 9 10] ; Phi0=[0 ...

11 years ago | 0 answers | 0

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Question

Symsum multidimensionalfunction error sym/colon
A = [0 1 2 3; -1 0 -2 -3; 4 0 8 9; -6 -7 8 0]; t= 2; E = [0 0 0 0; 0 0 0 0; 0 1 0 0; -0 0 0 0]; function f = partko(k) ...

11 years ago | 1 answer | 0

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Question

Using matlab function limit - matlab not able to calculate
Hi, I have a function: f(k)=(e^(A^T+h*E_ij)-e^(t*A^T))/h I want to send h to 0. Variable for testing: A = [0 1 2 3; ...

11 years ago | 0 answers | 0

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