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+.help vdv Jun99 "Slalib Package"
+.nf
+
+      REAL FUNCTION slVDV (VA, VB)
+
+     - - - -
+      V D V
+     - - - -
+
+  Scalar product of two 3-vectors  (single precision)
+
+  Given:
+      VA      real(3)     first vector
+      VB      real(3)     second vector
+
+  The result is the scalar product VA.VB (single precision)
+
+  P.T.Wallace   Starlink   November 1984
+
+  Copyright (C) 1995 Rutherford Appleton Laboratory
+  Copyright (C) 1995 Association of Universities for Research in Astronomy Inc.
+
+.fi
+.endhelp