From 40e5a5811c6ffce9b0974e93cdd927cbcf60c157 Mon Sep 17 00:00:00 2001
From: Joe Hunkeler <jhunkeler@gmail.com>
Date: Tue, 11 Aug 2015 16:51:37 -0400
Subject: Repatch (from linux) of OSX IRAF

---
 math/gsurfit/doc/gssub.hlp | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 math/gsurfit/doc/gssub.hlp

(limited to 'math/gsurfit/doc/gssub.hlp')

diff --git a/math/gsurfit/doc/gssub.hlp b/math/gsurfit/doc/gssub.hlp
new file mode 100644
index 00000000..2c771612
--- /dev/null
+++ b/math/gsurfit/doc/gssub.hlp
@@ -0,0 +1,35 @@
+.help gssub Aug85 "Gsurfit Package"
+.ih
+NAME
+gssub -- subtract surface 1 from surface 2
+.ih
+SYNOPSIS
+gssub (sf1, sf2, sf3)
+
+.nf
+pointer	sf1		# first surface descriptor
+pointer	sf2		# second surface descriptor
+pointer	sf3		# resultant surface descriptor
+.fi
+.ih
+ARGUMENTS
+.ls sf1    
+Pointer to the first surface descriptor.
+.le
+.ls sf2   
+Pointer to the second surface descriptor.
+.le
+.ls sf3    
+Pointer to the resultant surface descriptor.
+.le
+.ih
+DESCRIPTION
+The coefficients of surface 2 are subtracted from surface 1. GSSUB checks
+that the surface_types are the same and that the fits are normalized over
+the same range of data.
+.ih
+NOTES
+.ih
+SEE ALSO
+gscopy, gsadd
+.endhelp
-- 
cgit 

