From: Michael Orlitzky <michael@orlitzky.com>
Date: Sun, 4 Nov 2018 05:57:14 +0000 (-0400)
Subject: cone/doubly_nonnegative.py: use xrange in two places.
X-Git-Url: http://gitweb.michael.orlitzky.com/?a=commitdiff_plain;h=37f72edc947102d41a23c96ff01a51483185a21b;p=sage.d.git

cone/doubly_nonnegative.py: use xrange in two places.
---

diff --git a/mjo/cone/doubly_nonnegative.py b/mjo/cone/doubly_nonnegative.py
index f0d2a62..92184d1 100644
--- a/mjo/cone/doubly_nonnegative.py
+++ b/mjo/cone/doubly_nonnegative.py
@@ -369,8 +369,8 @@ def is_extreme_doubly_nonnegative(A):
     # whenever we come across an index pair `$(i,j)$` with
     # `$A_{ij} = 0$`.
     spanning_set = []
-    for j in range(0, A.ncols()):
-        for i in range(0,j):
+    for j in xrange(A.ncols()):
+        for i in xrange(j):
             if A[i,j] == 0:
                 M = A.matrix_space()
                 S = X.transpose() * (stdE(M,i,j) + stdE(M,j,i)) * X