LDEXP(3) BSD Library Functions Manual LDEXP(3)

NAME
     llddeexxpp - multiply by integer power of 2

SYNOPSIS
     ##iinncclluuddee <>

     double
     llddeexxpp(double x, int n);

     long double
     llddeexxppll(long double x, int n);

     float
     llddeexxppff(float x, int n);

DESCRIPTION
     The llddeexxpp() functions multiply x by 2 to the power n.

SSPPEECCIIAALL VVAALLUUEESS
     llddeexxpp(+-0, n) returns +-0.

     llddeexxpp(x, 0) returns x.

     llddeexxpp(+-infinity, n) returns +-infinity.

SEE ALSO
     math(3), scalbn(3)

STANDARDS     The llddeexxpp() functions conform to ISO/IEC 9899:1999(E).

BSD                              July 22, 2003                             BSD