11/3/71	SIN, COS
	(III)
NAME	sin, cos -- sine cosine
SYNOPSIS	jsr r5,sin (cos)
DESCRIPTION	The sine (cosine) of fr0 (radians) is returned in fr0. Thefloating point simulation should be active in either floating
	or double mode, but in single precision integer mode. Allfloating registers are used.
FILES	kept in /etc/liba.a
SEE_ALSO	fptrap
DIAGNOSTICS
BUGS	Size of the argument should be checked to make sure the result is meaningful
OWNER	ken, dmr