HP-UX Reference (11i v2 04/09) - 3 Library Functions A-M (vol 6)

c
cos(3M) cos(3M)
cosf(), cosl() : ISO/IEC C99 (including Annex F, ‘‘IEC 60559 floating-point arithmetic’’)
HP-UX 11i Version 2: September 2004 − 2 − Hewlett-Packard Company Section 3−−125