#ifndef __MATH__
#define __MATH__
#include "sys/cdefs.h"
#ifdef __cplusplus
extern "C" {
#endif
#if __FLT_EVAL_METHOD__ == 0
typedef float float_t;
typedef double double_t;
#elif __FLT_EVAL_METHOD__ == 1
typedef double float_t;
typedef double double_t;
#elif __FLT_EVAL_METHOD__ == 2 || __FLT_EVAL_METHOD__ == -1
typedef long double float_t;
typedef long double double_t;
#else
#error "Unsupported value of __FLT_EVAL_METHOD__."
#endif
#define HUGE_VAL 1e500
#define HUGE_VALF 1e50f
#define HUGE_VALL 1e5000L
#define INFINITY HUGE_VALF
#if defined(__GNUC__)
#define NAN __builtin_nanf("0x7fc00000")
#else
#define NAN __nan( )
#endif
enum {
_FP_NAN = 1,
_FP_INFINITE = 2,
_FP_ZERO = 3,
_FP_NORMAL = 4,
_FP_SUBNORMAL = 5,
_FP_SUPERNORMAL = 6
};
#define FP_NAN _FP_NAN
#define FP_INFINITE _FP_INFINITE
#define FP_ZERO _FP_ZERO
#define FP_NORMAL _FP_NORMAL
#define FP_SUBNORMAL _FP_SUBNORMAL
#define FP_SUPERNORMAL _FP_SUPERNORMAL
#undef FP_FAST_FMA
#undef FP_FAST_FMAF
#undef FP_FAST_FMAL
#define FP_ILOGB0 (-2147483647 - 1)
#define FP_ILOGBNAN (-2147483647 - 1)
#define MATH_ERRNO 1
#define MATH_ERREXCEPT 2
#define math_errhandling (__math_errhandling())
extern unsigned int __math_errhandling ( void );
#define fpclassify(x) \
( sizeof (x) == sizeof(float ) ? __fpclassifyf(x) \
: sizeof (x) == sizeof(double) ? __fpclassifyd(x) \
: __fpclassify (x))
#define isnormal(x) \
( sizeof (x) == sizeof(float ) ? __isnormalf(x) \
: sizeof (x) == sizeof(double) ? __isnormald(x) \
: __isnormal (x))
#define isfinite(x) \
( sizeof (x) == sizeof(float ) ? __isfinitef(x) \
: sizeof (x) == sizeof(double) ? __isfinited(x) \
: __isfinite (x))
#define isinf(x) \
( sizeof (x) == sizeof(float ) ? __isinff(x) \
: sizeof (x) == sizeof(double) ? __isinfd(x) \
: __isinf (x))
#define isnan(x) \
( sizeof (x) == sizeof(float ) ? __isnanf(x) \
: sizeof (x) == sizeof(double) ? __isnand(x) \
: __isnan (x))
#define signbit(x) \
( sizeof (x) == sizeof(float ) ? __signbitf(x) \
: sizeof (x) == sizeof(double) ? __signbitd(x) \
: __signbitl(x))
extern int __fpclassifyf(float );
extern int __fpclassifyd(double );
extern int __fpclassify (long double);
extern int __isnormalf (float );
extern int __isnormald (double );
extern int __isnormal (long double);
extern int __isfinitef (float );
extern int __isfinited (double );
extern int __isfinite (long double);
extern int __isinff (float );
extern int __isinfd (double );
extern int __isinf (long double);
extern int __isnanf (float );
extern int __isnand (double );
extern int __isnan (long double);
extern int __signbitf (float );
extern int __signbitd (double );
extern int __signbitl (long double);
extern double acos( double );
extern float acosf( float );
extern double asin( double );
extern float asinf( float );
extern double atan( double );
extern float atanf( float );
extern double atan2( double, double );
extern float atan2f( float, float );
extern double cos( double );
extern float cosf( float );
extern double sin( double );
extern float sinf( float );
extern double tan( double );
extern float tanf( float );
extern double acosh( double );
extern float acoshf( float );
extern double asinh( double );
extern float asinhf( float );
extern double atanh( double );
extern float atanhf( float );
extern double cosh( double );
extern float coshf( float );
extern double sinh( double );
extern float sinhf( float );
extern double tanh( double );
extern float tanhf( float );
extern double exp ( double );
extern float expf ( float );
extern double exp2 ( double );
extern float exp2f ( float );
extern double expm1 ( double );
extern float expm1f ( float );
extern double log ( double );
extern float logf ( float );
extern double log10 ( double );
extern float log10f ( float );
extern double log2 ( double );
extern float log2f ( float );
extern double log1p ( double );
extern float log1pf ( float );
extern double logb ( double );
extern float logbf ( float );
extern double modf ( double, double * );
extern float modff ( float, float * );
extern double ldexp ( double, int );
extern float ldexpf ( float, int );
extern double frexp ( double, int * );
extern float frexpf ( float, int * );
extern int ilogb ( double );
extern int ilogbf ( float );
extern double scalbn ( double, int );
extern float scalbnf ( float, int );
extern double scalbln ( double, long int );
extern float scalblnf ( float, long int );
extern double fabs( double );
extern float fabsf( float );
extern double cbrt( double );
extern float cbrtf( float );
extern double hypot ( double, double );
extern float hypotf ( float, float );
extern double pow ( double, double );
extern float powf ( float, float );
extern double sqrt( double );
extern float sqrtf( float );
extern double erf( double );
extern float erff( float );
extern double erfc( double );
extern float erfcf( float );
extern double lgamma( double );
extern float lgammaf( float );
extern double tgamma( double );
extern float tgammaf( float );
extern double ceil ( double );
extern float ceilf ( float );
extern double floor ( double );
extern float floorf ( float );
extern double nearbyint ( double );
extern float nearbyintf ( float );
extern double rint ( double );
extern float rintf ( float );
extern long int lrint ( double );
extern long int lrintf ( float );
extern long long int llrint ( double );
extern long long int llrintf ( float );
extern double round ( double );
extern float roundf ( float );
extern long int lround ( double );
extern long int lroundf ( float );
extern long long int llround ( double );
extern long long int llroundf ( float );
extern double trunc ( double );
extern float truncf ( float );
extern double fmod ( double, double );
extern float fmodf ( float, float );
extern double remainder ( double, double );
extern float remainderf ( float, float );
extern double remquo ( double, double, int * );
extern float remquof ( float, float, int * );
extern double copysign ( double, double );
extern float copysignf ( float, float );
extern double nan( const char * );
extern float nanf( const char * );
extern double nextafter ( double, double );
extern float nextafterf ( float, float );
extern double fdim ( double, double );
extern float fdimf ( float, float );
extern double fmax ( double, double );
extern float fmaxf ( float, float );
extern double fmin ( double, double );
extern float fminf ( float, float );
extern double fma ( double, double, double );
extern float fmaf ( float, float, float );
extern long double acosl(long double);
extern long double asinl(long double);
extern long double atanl(long double);
extern long double atan2l(long double, long double);
extern long double cosl(long double);
extern long double sinl(long double);
extern long double tanl(long double);
extern long double acoshl(long double);
extern long double asinhl(long double);
extern long double atanhl(long double);
extern long double coshl(long double);
extern long double sinhl(long double);
extern long double tanhl(long double);
extern long double expl(long double);
extern long double exp2l(long double);
extern long double expm1l(long double);
extern long double logl(long double);
extern long double log10l(long double);
extern long double log2l(long double);
extern long double log1pl(long double);
extern long double logbl(long double);
extern long double modfl(long double, long double *);
extern long double ldexpl(long double, int);
extern long double frexpl(long double, int *);
extern int ilogbl(long double);
extern long double scalbnl(long double, int);
extern long double scalblnl(long double, long int);
extern long double fabsl(long double);
extern long double cbrtl(long double);
extern long double hypotl(long double, long double);
extern long double powl(long double, long double);
extern long double sqrtl(long double);
extern long double erfl(long double);
extern long double erfcl(long double);
extern long double lgammal(long double);
extern long double tgammal(long double);
extern long double ceill(long double);
extern long double floorl(long double);
extern long double nearbyintl(long double);
extern long double rintl(long double);
extern long int lrintl(long double);
extern long long int llrintl(long double);
extern long double roundl(long double);
extern long int lroundl(long double);
extern long long int llroundl(long double);
extern long double truncl(long double);
extern long double fmodl(long double, long double);
extern long double remainderl(long double, long double);
extern long double remquol(long double, long double, int *);
extern long double copysignl(long double, long double);
extern long double nanl(const char *);
extern long double nextafterl(long double, long double);
extern double nexttoward(double, long double);
extern float nexttowardf(float, long double);
extern long double nexttowardl(long double, long double);
extern long double fdiml(long double, long double);
extern long double fmaxl(long double, long double);
extern long double fminl(long double, long double);
extern long double fmal(long double, long double, long double);
#define isgreater(x, y) __builtin_isgreater ((x),(y))
#define isgreaterequal(x, y) __builtin_isgreaterequal ((x),(y))
#define isless(x, y) __builtin_isless ((x),(y))
#define islessequal(x, y) __builtin_islessequal ((x),(y))
#define islessgreater(x, y) __builtin_islessgreater ((x),(y))
#define isunordered(x, y) __builtin_isunordered ((x),(y))
extern double __inf( void );
extern float __inff( void );
extern long double __infl( void );
extern float __nan( void );
#if !defined(_ANSI_SOURCE)
extern double j0 ( double );
extern double j1 ( double );
extern double jn ( int, double );
extern double y0 ( double );
extern double y1 ( double );
extern double yn ( int, double );
extern double scalb ( double, double );
#define M_E 2.71828182845904523536028747135266250
#define M_LOG2E 1.44269504088896340735992468100189214
#define M_LOG10E 0.434294481903251827651128918916605082
#define M_LN2 0.693147180559945309417232121458176568
#define M_LN10 2.30258509299404568401799145468436421
#define M_PI 3.14159265358979323846264338327950288
#define M_PI_2 1.57079632679489661923132169163975144
#define M_PI_4 0.785398163397448309615660845819875721
#define M_1_PI 0.318309886183790671537767526745028724
#define M_2_PI 0.636619772367581343075535053490057448
#define M_2_SQRTPI 1.12837916709551257389615890312154517
#define M_SQRT2 1.41421356237309504880168872420969808
#define M_SQRT1_2 0.707106781186547524400844362104849039
#define MAXFLOAT ((float)3.40282346638528860e+38)
extern int signgam;
#endif
#if !defined(__NOEXTENSIONS__) && !defined(_POSIX_C_SOURCE)
#define __WANT_EXTENSIONS__
#endif
#ifdef __WANT_EXTENSIONS__
#define FP_SNAN FP_NAN
#define FP_QNAN FP_NAN
extern long int rinttol ( double );
extern long int roundtol ( double );
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE)
#if !defined(_XOPEN_SOURCE)
#if !defined(__cplusplus)
struct exception {
int type;
char *name;
double arg1;
double arg2;
double retval;
};
#endif
#define HUGE MAXFLOAT
#define X_TLOSS 1.41484755040568800000e+16
#define DOMAIN 1
#define SING 2
#define OVERFLOW 3
#define UNDERFLOW 4
#define TLOSS 5
#define PLOSS 6
#endif
#endif
#if !defined(_ANSI_SOURCE) && !defined(_POSIX_C_SOURCE)
extern int finite ( double );
extern double gamma ( double );
#if !defined(_XOPEN_SOURCE)
#if !defined(__cplusplus)
extern int matherr ( struct exception * );
#endif
extern double significand ( double );
extern double drem ( double, double );
#endif
#endif
#endif
#ifdef __cplusplus
}
#endif
#endif