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/* -----------------------------------------------------------------------------
* See the LICENSE file for information on copyright, usage and redistribution
* of SWIG, and the README file for authors - http://www.swig.org/release.html.
*
* math.i
*
* SWIG library file for floating point operations.
* ----------------------------------------------------------------------------- */
%module math
%{
#include <math.h>
%}
extern double cos(double x);
/* Cosine of x */
extern double sin(double x);
/* Sine of x */
extern double tan(double x);
/* Tangent of x */
extern double acos(double x);
/* Inverse cosine in range [-PI/2,PI/2], x in [-1,1]. */
extern double asin(double x);
/* Inverse sine in range [0,PI], x in [-1,1]. */
extern double atan(double x);
/* Inverse tangent in range [-PI/2,PI/2]. */
extern double atan2(double y, double x);
/* Inverse tangent of y/x in range [-PI,PI]. */
extern double cosh(double x);
/* Hyperbolic cosine of x */
extern double sinh(double x);
/* Hyperbolic sine of x */
extern double tanh(double x);
/* Hyperbolic tangent of x */
extern double exp(double x);
/* Natural exponential function e^x */
extern double log(double x);
/* Natural logarithm ln(x), x > 0 */
extern double log10(double x);
/* Base 10 logarithm, x > 0 */
extern double pow(double x, double y);
/* Power function x^y. */
extern double sqrt(double x);
/* Square root. x >= 0 */
extern double fabs(double x);
/* Absolute value of x */
extern double ceil(double x);
/* Smallest integer not less than x, as a double */
extern double floor(double x);
/* Largest integer not greater than x, as a double */
extern double fmod(double x, double y);
/* Floating-point remainder of x/y, with the same sign as x. */
#define M_E 2.7182818284590452354
#define M_LOG2E 1.4426950408889634074
#define M_LOG10E 0.43429448190325182765
#define M_LN2 0.69314718055994530942
#define M_LN10 2.30258509299404568402
#define M_PI 3.14159265358979323846
#define M_PI_2 1.57079632679489661923
#define M_PI_4 0.78539816339744830962
#define M_1_PI 0.31830988618379067154
#define M_2_PI 0.63661977236758134308
#define M_2_SQRTPI 1.12837916709551257390
#define M_SQRT2 1.41421356237309504880
#define M_SQRT1_2 0.70710678118654752440