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mathconst.h
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1990-07-21
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/*
* mathconst.h - mathematic constants
*/
/* $Header: mathconst.h,v 1.3 89/12/18 13:59:33 eck Exp $ */
#if !defined(_MATHCONST_H)
#define _MATHCONST_H
/* some constants (Hart & Cheney) */
#define M_PI 3.14159265358979323846264338327950288
#define M_2PI 6.28318530717958647692528676655900576
#define M_3PI_4 2.35619449019234492884698253745962716
#define M_PI_2 1.57079632679489661923132169163975144
#define M_3PI_8 1.17809724509617246442349126872981358
#define M_PI_4 0.78539816339744830961566084581987572
#define M_PI_8 0.39269908169872415480783042290993786
#define M_1_PI 0.31830988618379067153776752674502872
#define M_2_PI 0.63661977236758134307553505349005744
#define M_4_PI 1.27323954473516268615107010698011488
#define M_E 2.71828182845904523536028747135266250
#define M_LOG2E 1.44269504088896340735992468100189213
#define M_LOG10E 0.43429448190325182765112891891660508
#define M_LN2 0.69314718055994530941723212145817657
#define M_LN10 2.30258509299404568401799145468436421
#define M_SQRT2 1.41421356237309504880168872420969808
#define M_1_SQRT2 0.70710678118654752440084436210484904
#define M_EULER 0.57721566490153286060651209008240243
#endif /* _MATHCONST_H */