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| CEIL(3) | FreeBSD Library Functions Manual | CEIL(3) |
NAME
ceil, ceilf,
ceill —
smallest integral value greater than or equal to x
LIBRARY
Math Library (libm, -lm)SYNOPSIS
#include <math.h>
double
ceil(double
x);
float
ceilf(float
x);
long double
ceill(long
double x);
DESCRIPTION
Theceil(), ceilf() and
ceill() functions return the smallest integral value
greater than or equal to x, expressed as a
floating-point number.
SEE ALSO
abs(3), fabs(3), floor(3), ieee(3), math(3), rint(3), round(3), trunc(3)STANDARDS
Theceil() 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 13.1-RELEASE |
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