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| author | Joe Hunkeler <jhunkeler@gmail.com> | 2015-08-11 16:51:37 -0400 |
|---|---|---|
| committer | Joe Hunkeler <jhunkeler@gmail.com> | 2015-08-11 16:51:37 -0400 |
| commit | 40e5a5811c6ffce9b0974e93cdd927cbcf60c157 (patch) | |
| tree | 4464880c571602d54f6ae114729bf62a89518057 /math/slalib/doc/vn.hlp | |
| download | iraf-osx-40e5a5811c6ffce9b0974e93cdd927cbcf60c157.tar.gz | |
Repatch (from linux) of OSX IRAF
Diffstat (limited to 'math/slalib/doc/vn.hlp')
| -rw-r--r-- | math/slalib/doc/vn.hlp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/math/slalib/doc/vn.hlp b/math/slalib/doc/vn.hlp new file mode 100644 index 00000000..17b7b3ba --- /dev/null +++ b/math/slalib/doc/vn.hlp @@ -0,0 +1,27 @@ +.help vn Jun99 "Slalib Package" +.nf + + SUBROUTINE slVN (V, UV, VM) + + - - - + V N + - - - + + Normalizes a 3-vector also giving the modulus (single precision) + + Given: + V real(3) vector + + Returned: + UV real(3) unit vector in direction of V + VM real modulus of V + + If the modulus of V is zero, UV is set to zero as well + + P.T.Wallace Starlink 23 November 1995 + + Copyright (C) 1995 Rutherford Appleton Laboratory + Copyright (C) 1995 Association of Universities for Research in Astronomy Inc. + +.fi +.endhelp |