CrossWorks for ARM User Guide

ceilfSynopsis#include float ceilf(float x);Description ceilf computes the smallest integer value not less than x.IEC 60559 mathlibrary behaviorPortabilityceilf(0) is 0.ceilf(Infinity) is Infinity.ceilf conforms to ISO/IEC 9899:1990 (C90) and ISO/IEC 9899:1999 (C99).cosSynopsis#include double cos(double x);Description cos returns the radian circular cosine of x.Fast math librarybehaviorIEC 60559 mathlibrary behaviorPortabilityIf |x| > 10^9, errno is set to EDOM and cos returns HUGE_VAL.If x is NaN, cos returns x.If |x| is Infinity, cos returns NaN with invalid signal.cos conforms to ISO/IEC 9899:1990 (C90) and ISO/IEC 9899:1999 (C99).cosfSynopsis#include float cosf(float x);Description cosf returns the radian circular cosine of x.Fast math librarybehaviorIEC 60559 mathlibrary behaviorPortabilityIf |x| > 10^9, errno is set to EDOM and cosf returns HUGE_VALF.If x is NaN, cosf returns x.If |x| is Infinity, cosf returns NaN with invalid signal .cosf conforms to ISO/IEC 9899:1990 (C90) and ISO/IEC 9899:1999 (C99).coshSynopsis#include double cosh(double x);Description cosh calculates the hyperbolic cosine of x.Chapter 28 - Mathematics261