From b1bb5a5e1d7d43a27e601a5df5cb212512458fc0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20M=C3=BCller?= Date: Sun, 24 Jan 2021 13:05:42 +0100 Subject: galois fields, exercise 3002 --- buch/chapters/30-endlichekoerper/beispiele/inverse.m | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 buch/chapters/30-endlichekoerper/beispiele/inverse.m (limited to 'buch/chapters/30-endlichekoerper/beispiele') diff --git a/buch/chapters/30-endlichekoerper/beispiele/inverse.m b/buch/chapters/30-endlichekoerper/beispiele/inverse.m new file mode 100644 index 0000000..69c6429 --- /dev/null +++ b/buch/chapters/30-endlichekoerper/beispiele/inverse.m @@ -0,0 +1,15 @@ +# +# inverse.m -- Inverse mod 2063 berechnen +# +# (c) Prof Dr Andreas Müller, Hochschule Rapperswil +# +function retval = Q(q) + retval = [ 0, 1; 1, -q ]; +end + +P = eye(2) +P = Q(1) * P +P = Q(48) * P +P = Q(8) * P +P = Q(2) * P +P = Q(2) * P -- cgit v1.2.1