1. /*  defconst.h  by K.Tsuru  */

  2. /****************************************

  3. SN library

  4. Definition of Mathematical constants

  5. Copy from "math.h" of Turbo C++ Ver. 4.0

  6. *****************************************/

  7. #ifndef  DEF_CONST_H

  8. #define  DEF_CONST_H

  9. 

  10. /* Constants rounded for 21 decimals. */

  11. #ifndef M_E

  12. #define M_E         2.71828182845904523536

  13. #endif

  14. #ifndef M_LN10

  15. #define M_LN10      2.30258509299404568402

  16. #endif

  17. #ifndef M_PI

  18. #define M_PI        3.14159265358979323846

  19. #endif

  20. #ifndef M_PI_2

  21. #define M_PI_2      1.57079632679489661923

  22. #endif

  23. #ifndef M_PI_4

  24. #define M_PI_4      0.785398163397448309616

  25. #endif

  26. #ifndef M_SQRT2

  27. #define M_SQRT2     1.41421356237309504880

  28. #endif

  29. #ifndef M_SQRT_2

  30. #define M_SQRT_2    0.707106781186547524401

  31. #endif

  32. 

  33. #endif //DEF_CONST_H
defconst.h : last modifiled at 2003/04/20 23:21:06(799 bytes)
created at 2016/04/11 11:18:59
The creation time of this html file is 2017/10/11 16:07:51 (Wed Oct 11 16:07:51 2017).