fp might be NULL.
[minix.git] / include / mathconst.h
blob56fef8cdf9dbc991be3bbff2b8342d0924446f5d
1 /*
2 * mathconst.h - mathematic constants
3 */
4 /* $Header$ */
6 #ifndef _MATHCONST_H
7 #define _MATHCONST_H
9 /* Some constants (Hart & Cheney) */
10 #define M_PI 3.14159265358979323846264338327950288
11 #define M_2PI 6.28318530717958647692528676655900576
12 #define M_3PI_4 2.35619449019234492884698253745962716
13 #define M_PI_2 1.57079632679489661923132169163975144
14 #define M_3PI_8 1.17809724509617246442349126872981358
15 #define M_PI_4 0.78539816339744830961566084581987572
16 #define M_PI_8 0.39269908169872415480783042290993786
17 #define M_1_PI 0.31830988618379067153776752674502872
18 #define M_2_PI 0.63661977236758134307553505349005744
19 #define M_4_PI 1.27323954473516268615107010698011488
20 #define M_E 2.71828182845904523536028747135266250
21 #define M_LOG2E 1.44269504088896340735992468100189213
22 #define M_LOG10E 0.43429448190325182765112891891660508
23 #define M_LN2 0.69314718055994530941723212145817657
24 #define M_LN10 2.30258509299404568401799145468436421
25 #define M_SQRT2 1.41421356237309504880168872420969808
26 #define M_1_SQRT2 0.70710678118654752440084436210484904
27 #define M_EULER 0.57721566490153286060651209008240243
28 #define M_SQRT1_2 0.70710678118654752440084436210484904
30 #endif /* _MATHCONST_H */