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authorJoe Hunkeler <jhunkeler@gmail.com>2015-08-11 16:51:37 -0400
committerJoe Hunkeler <jhunkeler@gmail.com>2015-08-11 16:51:37 -0400
commit40e5a5811c6ffce9b0974e93cdd927cbcf60c157 (patch)
tree4464880c571602d54f6ae114729bf62a89518057 /sys/vops/lz/asumd.x
downloadiraf-osx-40e5a5811c6ffce9b0974e93cdd927cbcf60c157.tar.gz
Repatch (from linux) of OSX IRAF
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+# ASUM -- Vector sum. Take care to prevent integer overflow by returning
+# a floating point sum.
+
+double procedure asumd (a, npix)
+
+double a[ARB]
+int npix
+int i
+
+double sum
+
+begin
+ sum = 0.0D0
+ do i = 1, npix
+ sum = sum + a[i]
+
+ return (sum)
+end