CEIL(3) | FreeBSD Library Functions Manual | CEIL(3) |
NAME
ceil, ceilf, ceill — smallest integral value greater than or equal to xLIBRARY
Math Library (libm, -lm)SYNOPSIS
#include < math.h> double
ceil( double x);
float
ceilf( float x);
long double
ceill( long double x);
DESCRIPTION
The ceil(), ceilf() and ceill() functions return the smallest integral value greater than or equal to x, expressed as a floating-point number.STANDARDS
The ceil() function conforms to ISO/IEC 9899:1990 (“ISO C90”). The ceilf() and ceill() functions conform to ISO/IEC 9899:1999 (“ISO C99”).January 13, 2005 | FreeBSD |