4.4BSD/usr/share/man/cat3/ldexp.0

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LDEXP(3)                    BSD Programmer's Manual                   LDEXP(3)

NNAAMMEE
     llddeexxpp - mutliply floating-point number by integral power of 2

SSYYNNOOPPSSIISS
     ##iinncclluuddee <<mmaatthh..hh>>

     _d_o_u_b_l_e
     llddeexxpp(_d_o_u_b_l_e _x, _i_n_t _e_x_p);

DDEESSCCRRIIPPTTIIOONN
     The llddeexxpp() function multiplies a floating-point number by an integral
     power of 2.

RREETTUURRNN VVAALLUUEESS
     The llddeexxpp() function returns the value of _x times 2 raised to the power
     _e_x_p.

     If the resultant value would cause an overflow, the global variable _e_r_r_n_o
     is set to ERANGE and the value HUGE is returned.

SSEEEE AALLSSOO
     frexp(3),  modf(3),  math(3)

SSTTAANNDDAARRDDSS
     The llddeexxpp() function conforms ANSI C X3.159-1989 (``ANSI C '').

4.4BSD                           June 4, 1993                                1