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## NAME

```       math.h -

```

## SYNOPSIS

```   Defines
#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
#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

```       Generated automatically by Doxygen for avr-libc from the source code.
```