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math.h(3avr) avr-libc math.h(3avr)

NAME

math.h -

SYNOPSIS

Macros


#define M_E 2.7182818284590452354
 
#define M_LOG2E 1.4426950408889634074 /* log_2 e */
 
#define M_LOG10E 0.43429448190325182765 /* log_10 e */
 
#define M_LN2 0.69314718055994530942 /* log_e 2 */
 
#define M_LN10 2.30258509299404568402 /* log_e 10 */
 
#define M_PI 3.14159265358979323846 /* pi */
 
#define M_PI_2 1.57079632679489661923 /* pi/2 */
 
#define M_PI_4 0.78539816339744830962 /* pi/4 */
 
#define M_1_PI 0.31830988618379067154 /* 1/pi */
 
#define M_2_PI 0.63661977236758134308 /* 2/pi */
 
#define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
 
#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
 
#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
 
#define NAN __builtin_nan('')
 
#define INFINITY __builtin_inf()
 
#define cosf cos
 
#define sinf sin
 
#define tanf tan
 
#define fabsf fabs
 
#define fmodf fmod
 
#define sqrtf sqrt
 
#define cbrtf cbrt
 
#define hypotf hypot
 
#define squaref square
 
#define floorf floor
 
#define ceilf ceil
 
#define frexpf frexp
 
#define ldexpf ldexp
 
#define expf exp
 
#define coshf cosh
 
#define sinhf sinh
 
#define tanhf tanh
 
#define acosf acos
 
#define asinf asin
 
#define atanf atan
 
#define atan2f atan2
 
#define logf log
 
#define log10f log10
 
#define powf pow
 
#define isnanf isnan
 
#define isinff isinf
 
#define isfinitef isfinite
 
#define copysignf copysign
 
#define signbitf signbit
 
#define fdimf fdim
 
#define fmaf fma
 
#define fmaxf fmax
 
#define fminf fmin
 
#define truncf trunc
 
#define roundf round
 
#define lroundf lround
 
#define lrintf lrint
 

Functions


double cos (double __x)
 
double sin (double __x)
 
double tan (double __x)
 
double fabs (double __x)
 
double fmod (double __x, double __y)
 
double modf (double __x, double *__iptr)
 
float modff (float __x, float *__iptr)
 
double sqrt (double __x)
 
double cbrt (double __x)
 
double hypot (double __x, double __y)
 
double square (double __x)
 
double floor (double __x)
 
double ceil (double __x)
 
double frexp (double __x, int *__pexp)
 
double ldexp (double __x, int __exp)
 
double exp (double __x)
 
double cosh (double __x)
 
double sinh (double __x)
 
double tanh (double __x)
 
double acos (double __x)
 
double asin (double __x)
 
double atan (double __x)
 
double atan2 (double __y, double __x)
 
double log (double __x)
 
double log10 (double __x)
 
double pow (double __x, double __y)
 
int isnan (double __x)
 
int isinf (double __x)
 
static int isfinite (double __x)
 
static double copysign (double __x, double __y)
 
int signbit (double __x)
 
double fdim (double __x, double __y)
 
double fma (double __x, double __y, double __z)
 
double fmax (double __x, double __y)
 
double fmin (double __x, double __y)
 
double trunc (double __x)
 
double round (double __x)
 
long lround (double __x)
 
long lrint (double __x)
 

Author

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Wed Jun 4 2014 Version 1.8.0svn