22 lines
304 B
C
22 lines
304 B
C
#ifndef lint
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static char sccsid[] = "@(#)atanpi.c 1.1 92/07/30 SMI";
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#endif
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/*
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* Copyright (c) 1988 by Sun Microsystems, Inc.
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*/
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/* atanpi(x)
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*
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* atanpi(x) = atan(x)/pi
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*
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*/
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static double invpi = 0.3183098861837906715377675;
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double atanpi(x)
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double x;
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{
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double atan(); return atan(x)*invpi;
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}
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