From 914e0ed6fbb1016c9b85300cc36dae0b2697492c Mon Sep 17 00:00:00 2001 From: Jessica Striker Date: Sat, 28 Mar 2015 03:32:30 +0100 Subject: [PATCH] Added another test --- src/sage/combinat/alternating_sign_matrix.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/sage/combinat/alternating_sign_matrix.py b/src/sage/combinat/alternating_sign_matrix.py index 86762d06634..e3239ef17f9 100644 --- a/src/sage/combinat/alternating_sign_matrix.py +++ b/src/sage/combinat/alternating_sign_matrix.py @@ -306,6 +306,9 @@ def inversion_number(self): sage: asm = A([[0, 1, 0],[1, -1, 1],[0, 1, 0]]) sage: asm.inversion_number() 2 + sage: P=Permutations(5) + sage: all(p.number_of_inversions()==AlternatingSignMatrix(p.to_matrix()).inversion_number() for p in P) + True """ inversion_num = 0 asm_matrix = self.to_matrix()