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diff +sbp/+implementations/d4_variable_4.m @ 326:b19e142fcae1 feature/beams

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Fixed bug in setting of boundary derivative.
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 27 Sep 2016 08:44:17 +0200
parents 297d2cbfbe15
children bf801c3709be
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line diff
--- a/+sbp/+implementations/d4_variable_4.m	Mon Sep 26 09:55:16 2016 +0200
+++ b/+sbp/+implementations/d4_variable_4.m	Tue Sep 27 08:44:17 2016 +0200
@@ -29,7 +29,7 @@
 
     d1_l = sparse(m,1);
     d1_l(1:4) = 1/h*[-11/6 3 -3/2 1/3];
-    d1_r = -rot90(d1_l);
+    d1_r = -rot90(d1_l, 2);
 
     d2_l = sparse(m,1);
     d2_l(1:4) = 1/h^2*[2 -5 4 -1];