#include "internal.h"
#include <float.h>
#include <math.h>
#include <errno.h>

Macros
#define	RB_BIGNUM_TYPE_P(x) RB_TYPE_P((x), T_BIGNUM)

#define	Get_Double(x) rb_num_to_dbl(x)

#define	domain_error(msg) rb_raise(rb_eMathDomainError, "Numerical argument is out of domain - " #msg)

#define	M_LN2 0.693147180559945309417232121458176568

#define	M_LN10 2.30258509299404568401799145468436421

#define	f_boolcast(x) ((x) ? Qtrue : Qfalse)

#define	exp1(n)

#define	exp2(n)

Functions
double	cosh (double x)

double	sinh (double x)

double	tanh (double x)

	FUNC_MINIMIZED (static VALUE math_log(int, const VALUE *, VALUE))

VALUE	rb_math_log (int argc, const VALUE *argv)

double	log2 (double x)

	exp2 (atan2)

void	Init_Math (void)

Variables
VALUE	rb_mMath

VALUE	rb_eMathDomainError

Macro Definition Documentation

◆ domain_error

#define domain_error ( msg ) rb_raise(rb_eMathDomainError, "Numerical argument is out of domain - " #msg)

Definition at line 32 of file math.c.

◆ exp1

#define exp1 ( n )

Value:

VALUE \
rb_math_##n(VALUE x)\
{\
    return math_##n(0, x);\
}

Definition at line 923 of file math.c.

◆ exp2

#define exp2 ( n )

Value:

VALUE \
rb_math_##n(VALUE x, VALUE y)\
{\
    return math_##n(0, x, y);\
}

Definition at line 930 of file math.c.

◆ f_boolcast

#define f_boolcast ( x ) ((x) ? Qtrue : Qfalse)

Definition at line 617 of file math.c.

◆ Get_Double

#define Get_Double ( x ) rb_num_to_dbl(x)

Definition at line 30 of file math.c.

◆ M_LN10

#define M_LN10 2.30258509299404568401799145468436421

Definition at line 425 of file math.c.

◆ M_LN2

#define M_LN2 0.693147180559945309417232121458176568

Definition at line 422 of file math.c.

◆ RB_BIGNUM_TYPE_P

#define RB_BIGNUM_TYPE_P ( x ) RB_TYPE_P((x), T_BIGNUM)

Definition at line 25 of file math.c.

Function Documentation

◆ cosh()

double cosh ( double x )

Definition at line 228 of file math.c.

Referenced by tanh().

◆ exp2()

exp2 ( atan2 )

Definition at line 937 of file math.c.

References DBL2NUM, M_PI, rb_define_class_under(), rb_define_const(), rb_define_module(), rb_define_module_function(), rb_eMathDomainError, rb_eStandardError, and rb_mMath.

◆ FUNC_MINIMIZED()

FUNC_MINIMIZED ( static VALUE math_logint, const VALUE *, VALUE )

◆ Init_Math()

void Init_Math ( void )

Definition at line 1030 of file math.c.

References InitVM.

◆ log2()

double log2 ( double x )

Definition at line 506 of file math.c.

◆ rb_math_log()

VALUE rb_math_log	(	int	argc,
		const VALUE *	argv
	)

Definition at line 459 of file math.c.

References argc, argv, and rb_scan_args().

Referenced by imp1().

◆ sinh()

double sinh ( double x )

Definition at line 256 of file math.c.

Referenced by tanh().

◆ tanh()

double tanh ( double x )

Definition at line 284 of file math.c.

References cosh(), isinf(), and sinh().

Variable Documentation

◆ rb_eMathDomainError

VALUE rb_eMathDomainError

Definition at line 28 of file math.c.

Referenced by exp2().

◆ rb_mMath

VALUE rb_mMath

Definition at line 27 of file math.c.