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FreeBSD 11.0 - man page for scalbn (freebsd section 3)

SCALBN(3)						   BSD Library Functions Manual 						 SCALBN(3)

NAME
scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl -- adjust exponent
LIBRARY
Math Library (libm, -lm)
SYNOPSIS
#include <math.h> double scalbln(double x, long n); float scalblnf(float x, long n); long double scalblnl(long double x, long n); double scalbn(double x, int n); float scalbnf(float x, int n); long double scalbnl(long double x, int n);
DESCRIPTION
These routines return x*(2**n) computed by exponent manipulation.
SEE ALSO
ieee(3), math(3)
STANDARDS
These routines conform to ISO/IEC 9899:1999 (``ISO C99''), and they implement the Scalb function recommended by IEEE Std 754-1985.
HISTORY
The scalbn() and scalbnf() functions appeared in 4.3BSD and FreeBSD 2.0, respectively. The scalbln() and scalblnf() functions first appeared in FreeBSD 5.3, and scalblnl() and scalbln() in FreeBSD 6.0.
BSD
March 4, 2005 BSD

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