NAME

obscure.ops

DESCRIPTION

Parrot's library of obscure ops.

Obscure trigonometric operations

Reference:

    Abramowitz, M. and Stegum, C. A. (Eds.). Handbook of Mathematical
    Functions with Formulas, Graphs, and Mathematical Tables, 9th printing.
    New York: Dover, p. 78, 1972.
covers(out NUM, in NUM)
Set $1 to the coversine (in radians) of $2.
exsec(out NUM, in NUM)
Set $1 to the exsecant of $2 (given in radians).
hav(out NUM, in NUM)
Set $1 to the haversine (in radians) of $2.
vers(out NUM, in NUM)
Set $1 to the versine (in radians) of $2.

COPYRIGHT

Copyright (C) 2001-2008, Parrot Foundation.

LICENSE

This program is free software. It is subject to the same license as the Parrot interpreter itself.