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

l
log1p(3M) log1p(3M)
STANDARDS CONFORMANCE
log1p(): XPG4.2, ANSI C, ISO/IEC C99 (including Annex F, "IEC 60559 floating-point arithmetic")
log1pf(), log1pl() : ISO/IEC C99 (including Annex F, ‘‘IEC 60559 floating-point arithmetic’’)
Section 3−−602 Hewlett-Packard Company − 2 − HP-UX 11i Version 2: September 2004