DmArcher


Active since 2017

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How to extract coefficient of a certain term in Matlab?
For example, syms f1 f2 a pexpansion = f1 - f2 - a*(f1 - f2) + f2/a + a^2*(f1 - f2) - a^3*(f1 - f2) + a^4*(f1 - f2) I w...

8 years ago | 1 answer | 0

1

answer

Question


How to get all the coefficients of a polynomial with symbolic coefficients?
I tried this syms f1 f2 z a = (f1-f2)*z^2 + f1*z +1 coeffes(a,z,'all') I expected to get [f1-f2, f1, 1]But it reports e...

8 years ago | 2 answers | 0

2

answers

Question


How to get the reminder of a vector divided by matrices
I try to get the reminder but not sure how to do so. Generally, f(z) = A(z)*fo(z) + r(z), f(z), fo(z), and r(z)are vertical 1 ...

8 years ago | 0 answers | 0

0

answers

Question


How to get all the coefficients of a polynomial?
I tried the sample from MATLAB documentation but I get something else which is different from the result in the documentation. D...

8 years ago | 3 answers | 0

3

answers

Question


How to get the transfer matrices for vector transformation?
I want to find a real entry square matrices to transfer one symbolic vector to another symbolic vector which in the form of A*x1...

8 years ago | 1 answer | 0

1

answer

Question


How to do symbolic mod operation
I try to do mod function with symbolic variables. Is there a way to do something like mod(a+b,b)=a which means that the remi...

8 years ago | 1 answer | 0

1

answer