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math.h

math.h 1.9 KB
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  1. #ifndef __MATH
    2. 

  2. #define __MATH
    3. 

  3. #pragma lib "/$M/lib/ape/libap.a"
    4. 

  4. 

  5. /* a HUGE_VAL appropriate for IEEE double-precision */
    6. 

  6. /* the correct value, 1.797693134862316e+308, causes a ken overflow */
    7. 

  7. #define HUGE_VAL 1.79769313486231e+308
    8. 

  8. 

  9. #ifdef __cplusplus
    10. 

  10. extern "C" {
    11. 

  11. #endif
    12. 

  12. 

  13. extern double acos(double);
    14. 

  14. extern double asin(double);
    15. 

  15. extern double atan(double);
    16. 

  16. extern double atan2(double, double);
    17. 

  17. extern double cos(double);
    18. 

  18. extern double sin(double);
    19. 

  19. extern double tan(double);
    20. 

  20. extern double cosh(double);
    21. 

  21. extern double sinh(double);
    22. 

  22. extern double tanh(double);
    23. 

  23. extern double exp(double);
    24. 

  24. extern double frexp(double, int *);
    25. 

  25. extern double ldexp(double, int);
    26. 

  26. extern double log(double);
    27. 

  27. extern double log10(double);
    28. 

  28. extern double modf(double, double *);
    29. 

  29. extern double pow(double, double);
    30. 

  30. extern double sqrt(double);
    31. 

  31. extern double ceil(double);
    32. 

  32. extern double fabs(double);
    33. 

  33. extern double floor(double);
    34. 

  34. extern double fmod(double, double);
    35. 

  35. extern double NaN(void);
    36. 

  36. extern int isNaN(double);
    37. 

  37. extern double Inf(int);
    38. 

  38. extern int isInf(double, int);
    39. 

  39. 

  40. #ifdef __cplusplus
    41. 

  41. }
    42. 

  42. #endif
    43. 

  43. 

  44. #ifdef _RESEARCH_SOURCE
    45. 

  45. /* does >> treat left operand as unsigned ? */
    46. 

  46. #define Unsigned_Shifts 1
    47. 

  47. #define	M_E		2.7182818284590452354	/* e */
    48. 

  48. #define	M_LOG2E		1.4426950408889634074	/* log 2e */
    49. 

  49. #define	M_LOG10E	0.43429448190325182765	/* log 10e */
    50. 

  50. #define	M_LN2		0.69314718055994530942	/* log e2 */
    51. 

  51. #define	M_LN10		2.30258509299404568402	/* log e10 */
    52. 

  52. #define	M_PI		3.14159265358979323846	/* pi */
    53. 

  53. #define	M_PI_2		1.57079632679489661923	/* pi/2 */
    54. 

  54. #define	M_PI_4		0.78539816339744830962	/* pi/4 */
    55. 

  55. #define	M_1_PI		0.31830988618379067154	/* 1/pi */
    56. 

  56. #define	M_2_PI		0.63661977236758134308	/* 2/pi */
    57. 

  57. #define	M_2_SQRTPI	1.12837916709551257390	/* 2/sqrt(pi) */
    58. 

  58. #define	M_SQRT2		1.41421356237309504880	/* sqrt(2) */
    59. 

  59. #define	M_SQRT1_2	0.70710678118654752440	/* 1/sqrt(2) */
    60. 

  60. 

  61. 

  62. extern double hypot(double, double);
    63. 

  63. #endif
    64. 

  64. #endif /* __MATH */
    65.