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| 3 | /* @(#)w_pow.c 5.2 93/10/01 */
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| 4 | /*
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| 5 | * ====================================================
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| 6 | * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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| 7 | *
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| 8 | * Developed at SunPro, a Sun Microsystems, Inc. business.
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| 9 | * Permission to use, copy, modify, and distribute this
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| 10 | * software is freely granted, provided that this notice
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| 11 | * is preserved.
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| 12 | * ====================================================
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| 13 | */
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| 14 |
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| 15 | /*
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| 16 | FUNCTION
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| 17 | <<pow>>, <<powf>>---x to the power y
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| 18 | INDEX
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| 19 | pow
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| 20 | INDEX
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| 21 | powf
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| 22 |
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| 23 |
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| 24 | ANSI_SYNOPSIS
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| 25 | #include <math.h>
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| 26 | double pow(double <[x]>, double <[y]>);
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| 27 | float pow(float <[x]>, float <[y]>);
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| 28 |
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| 29 | TRAD_SYNOPSIS
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| 30 | #include <math.h>
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| 31 | double pow(<[x]>, <[y]>);
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| 32 | double <[x]>, <[y]>;
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| 33 |
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| 34 | float pow(<[x]>, <[y]>);
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| 35 | float <[x]>, <[y]>;
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| 36 |
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| 37 | DESCRIPTION
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| 38 | <<pow>> and <<powf>> calculate <[x]> raised to the exp1.0nt <[y]>.
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| 39 | @tex
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| 40 | (That is, $x^y$.)
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| 41 | @end tex
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| 42 |
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| 43 | RETURNS
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| 44 | On success, <<pow>> and <<powf>> return the value calculated.
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| 45 |
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| 46 | When the argument values would produce overflow, <<pow>>
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| 47 | returns <<HUGE_VAL>> and set <<errno>> to <<ERANGE>>. If the
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