ASKSAGE: Sage Q&A Forum - Latest question feedhttps://ask.sagemath.org/questions/Q&A Forum for SageenCopyright Sage, 2010. Some rights reserved under creative commons license.Mon, 19 Mar 2018 11:03:59 -0500Finding the matrix of a linear affine transformation and its inversehttps://ask.sagemath.org/question/41629/finding-the-matrix-of-a-linear-affine-transformation-and-its-inverse/How do i get the matrix representation of an affine transformation and it's inverse in sage?
I am more so interested in doing this for random affine transformations as i am using them in a multivariate cryptography scheme but for example the following affine transformation over GF(3)
[1 0 0 2 0 2] [1]
[2 2 1 1 2 0] [1]
[2 0 0 2 2 2] [0]
x |-> [2 2 0 1 1 1] x + [1]
[1 0 2 0 2 0] [0]
[0 0 0 2 0 2] [2]DalvirMon, 19 Mar 2018 11:03:59 -0500https://ask.sagemath.org/question/41629/