Manual Pages — CEIL
– smallest integral value greater than or equal to x
Math Library (libm, -lm)
ceill(long double x)
functions return the smallest integral value
greater than or equal to
expressed as a floating-point number.
function conforms to
ISO/IEC 9899:1990 ("ISO C90").
functions conform to
ISO/IEC 9899:1999 ("ISO C99").
||January 13, 2005
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