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authorThomas White <taw@physics.org>2011-05-05 10:05:46 +0200
committerThomas White <taw@physics.org>2012-02-22 15:27:25 +0100
commit00f887f273cd376ae10aa80f860e0c477e389fda (patch)
tree7fc87f2d7735089b5eeffd39b2fd21d1b29f184b /src/geometry.c
parent4e890d7640a0a7a9d422e8ad67a584f3255ab46f (diff)
Fussiness
Diffstat (limited to 'src/geometry.c')
-rw-r--r--src/geometry.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/geometry.c b/src/geometry.c
index d5845e5d..270db457 100644
--- a/src/geometry.c
+++ b/src/geometry.c
@@ -97,7 +97,7 @@ static double excitation_error(double xl, double yl, double zl,
r = ( ds * sin(al) / sin(tt) ) - k;
- delta = sqrt(2.0 * pow(ds, 2.0) * (1-cos(divergence)));
+ delta = sqrt(2.0 * pow(ds, 2.0) * (1.0-cos(divergence)));
if ( divergence > 0.0 ) {
r += delta;
} else {