apps/include/math.h

   1 /*
   2     meinOS - A unix-like x86 microkernel operating system
   3     Copyright (C) 2008  Janosch Gräf <janosch.graef@gmx.net>
   4
   5     This program is free software: you can redistribute it and/or modify
   6     it under the terms of the GNU Lesser General Public License as published by
   7     the Free Software Foundation, either version 3 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU Lesser General Public License for more details.
  14
  15     You should have received a copy of the GNU Lesser General Public License
  16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #ifndef _MATH_H_
  20 #define _MATH_H_
  21
  22 # define M_E            2.7182818284590452354   /* e */
  23 # define M_LOG2E        1.4426950408889634074   /* log_2 e */
  24 # define M_LOG10E       0.43429448190325182765  /* log_10 e */
  25 # define M_LN2          0.69314718055994530942  /* log_e 2 */
  26 # define M_LN10         2.30258509299404568402  /* log_e 10 */
  27 # define M_PI           3.14159265358979323846  /* pi */
  28 # define M_PI_2         1.57079632679489661923  /* pi/2 */
  29 # define M_PI_4         0.78539816339744830962  /* pi/4 */
  30 # define M_1_PI         0.31830988618379067154  /* 1/pi */
  31 # define M_2_PI         0.63661977236758134308  /* 2/pi */
  32 # define M_2_SQRTPI     1.12837916709551257390  /* 2/sqrt(pi) */
  33 # define M_SQRT2        1.41421356237309504880  /* sqrt(2) */
  34 # define M_SQRT1_2      0.70710678118654752440  /* 1/sqrt(2) */
  35
  36 #define FLT_EVAL_METHOD 0
  37 typedef double_t double;
  38 typedef float_t float;
  39
  40 #endif