VMS Help RTL Routines, MTH$, MTH$HTAN  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    The Tangent of Angle Expressed in Radians (H-Floating Value)
    routine returns the tangent of a given angle (in radians) as an
    H-floating value.

    Format

      MTH$HTAN  h-tan ,angle-in-radians

  Additional Information (explode) :

• Corresponding JSB Entry Point
• Returns
• Arguments