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authorGloria Mundi <gloria@gloria-mundi.eu>2024-11-16 01:24:14 +0100
committerGloria Mundi <gloria@gloria-mundi.eu>2024-11-16 01:24:14 +0100
commit98567ec798aa8ca2cfbcb85c774dd470f30e30d4 (patch)
tree5113d5cc24d1ad5f93810b6442ce584a36950dc8 /math/lgsFp.cpp
parentad3856a6b766087df0036de0b556f4700a6498c9 (diff)
parent8d11c6c8213f46f0fa19826917c255edd5d43cb1 (diff)
mzuenni tests
Diffstat (limited to 'math/lgsFp.cpp')
-rw-r--r--math/lgsFp.cpp26
1 files changed, 0 insertions, 26 deletions
diff --git a/math/lgsFp.cpp b/math/lgsFp.cpp
deleted file mode 100644
index 7081fea..0000000
--- a/math/lgsFp.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-void normalLine(int line, ll p) {
- ll factor = multInv(mat[line][line], p);
- for (ll& x : mat[line]) x = (x * factor) % p;
-}
-
-void takeAll(int n, int line, ll p) {
- for (int i = 0; i < n; i++) {
- if (i == line) continue;
- ll diff = mat[i][line];
- for (int j = 0; j <= n; j++) {
- mat[i][j] -= (diff * mat[line][j]) % p;
- mat[i][j] = (mat[i][j] + p) % p;
-}}}
-
-void gauss(int n, ll mod) {
- vector<bool> done(n, false);
- for (int i = 0; i < n; i++) {
- int j = 0;
- while (j < n && (done[j] || mat[j][i] == 0)) j++;
- if (j == n) continue;
- swap(mat[i], mat[j]);
- normalLine(i, mod);
- takeAll(n, i, mod);
- done[i] = true;
-}}
-// für Eindeutigkeit, Existenz etc. siehe LGS über R