From 4123ee2ec6997bca5e129f3a0cc72b0b79f8b2b0 Mon Sep 17 00:00:00 2001
From: Marc Fehling <marc.fehling@gmx.net>
Date: Mon, 9 Sep 2019 23:56:20 +0200
Subject: [PATCH] Doc: step-26: Fixed positivity preservation criterion.

---
 examples/step-26/doc/results.dox | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/step-26/doc/results.dox b/examples/step-26/doc/results.dox
index 23790cc711..892ab181aa 100644
--- a/examples/step-26/doc/results.dox
+++ b/examples/step-26/doc/results.dox
@@ -145,7 +145,7 @@ for which either the matrix $A$ or matrix $B$ has a nonzero entry at position
 $(i,j)$). If all coefficients
 fulfill the following conditions:
 @f{align*}
-  a_{ii} &> 0, & b_{ii} &\leq 0, & a_{ij} &\leq 0, & b_{ij} &\geq 0,
+  a_{ii} &> 0, & b_{ii} &\geq 0, & a_{ij} &\leq 0, & b_{ij} &\geq 0,
   &
   \forall j &\in S_i,
 @f}
-- 
2.39.5