Meta::MReal Class Reference

Real number data type with arbitrary precision. More...

#include <MReal.h>

List of all members.

Public Member Functions
	MReal (const char *s)
	MReal (double x)
	MReal (int64_t x)
	MReal (int x)
	MReal (const MReal &r)
	MReal (const mrat &r)
MReal &	operator= (const MReal &r)
MReal &	operator+= (const MReal &r)
template<typename T >
MReal	operator+ (const T &t) const
MReal	operator+ (const MReal &x) const
MReal	operator++ (int)
MReal &	operator++ ()
MReal &	operator-= (const MReal &r)
template<typename T >
MReal	operator- (const T &t) const
MReal	operator- (const MReal &x) const
MReal	operator-- (int)
MReal &	operator-- ()
MReal	operator- () const
MReal &	operator*= (const MReal &r)
template<typename T >
MReal	operator* (const T &t) const
MReal	operator* (const MReal &x) const
MReal &	operator/= (const MReal &r)
template<typename T >
MReal	operator/ (const T &t) const
MReal	operator/ (const MReal &x) const
MReal &	operator%= (const MReal &x)
template<typename T >
MReal	operator% (const T &t) const
MReal	operator% (const MReal &x) const
bool	operator< (const MReal &x) const
template<typename T >
bool	operator< (const T &t) const
bool	operator> (const MReal &x) const
template<typename T >
bool	operator> (const T &t) const
bool	operator<= (const MReal &x) const
template<typename T >
bool	operator<= (const T &t) const
bool	operator>= (const MReal &x) const
template<typename T >
bool	operator>= (const T &t) const
bool	operator== (const MReal &x) const
template<typename T >
bool	operator== (const T &t) const
bool	operator!= (const MReal &x) const
template<typename T >
bool	operator!= (const T &t) const
void	setPrecision (size_t bits)
double	toDouble () const
int64_t	toLong () const
mrat	toRat () const
MStr	toStr (bool exp=true, int precision=-1) const
Static Public Member Functions
static void	setDefaultPrecision (size_t bits)
static size_t	defaultPrecision ()
static MReal	fromStr (const MStr &str)
static MReal	cos (const MReal &x)
static MReal	sin (const MReal &x)
static MReal	tan (const MReal &x)
static MReal	acos (const MReal &x)
static MReal	asin (const MReal &x)
static MReal	atan (const MReal &x)
static MReal	atan2 (const MReal &y, const MReal &x)
static MReal	cosh (const MReal &x)
static MReal	sinh (const MReal &x)
static MReal	tanh (const MReal &x)
static MReal	exp (const MReal &x)
static MReal	log (const MReal &x)
static MReal	log10 (const MReal &x)
static MReal	pow (const MReal &base, const MReal &exponent)
static MReal	sqrt (const MReal &x)
static MReal	ceil (const MReal &x)
static MReal	floor (const MReal &x)
static MReal	abs (const MReal &x)
static MReal	pi ()
static MReal	euler ()
static MReal	catalan ()

---

Detailed Description

Real number data type with arbitrary precision.

Provides arithemitc operators, standard math functions and conversion between other numeric types. The underlying implementation is provided by the GMP and MPFR libraries.

---

Constructor & Destructor Documentation

Meta::MReal::MReal

(

const char *

s

)

[explicit]

Construct a real number from an extended C double-syntax string, e.g: "3.1415926535897932384626433832795028841971693993751058209749445923078", "-36091205165278380324368187046633e-14"

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Member Function Documentation

static MReal Meta::MReal::abs

(

const MReal &

x

)

[static]

Returns:

The absolute power of x.

static MReal Meta::MReal::acos

(

const MReal &

x

)

[static]

Returns:

The arccosine of x.

static MReal Meta::MReal::asin

(

const MReal &

x

)

[static]

Returns:

The arcsine of x.

static MReal Meta::MReal::atan

(

const MReal &

x

)

[static]

Returns:

The arctangent of x.

static MReal Meta::MReal::atan2	(	const MReal &	y,
		const MReal &	x
	)		[static]

Returns:

The arctangent of x, 2*pi periodic.

static MReal Meta::MReal::catalan

(

)

[static]

Returns:

The Catalan constant (in the default precision).

static MReal Meta::MReal::ceil

(

const MReal &

x

)

[static]

Returns:

The ceiling of x.

static MReal Meta::MReal::cos

(

const MReal &

x

)

[static]

Returns:

The cosine of x.

static MReal Meta::MReal::cosh

(

const MReal &

x

)

[static]

Returns:

The hyperbolic cosine of v.

static MReal Meta::MReal::euler

(

)

[static]

Returns:

Euler's constant (in the default precision).

static MReal Meta::MReal::exp

(

const MReal &

x

)

[static]

Returns:

The exponential of x.

static MReal Meta::MReal::floor

(

const MReal &

x

)

[static]

Returns:

The floor of x.

static MReal Meta::MReal::log

(

const MReal &

x

)

[static]

Returns:

The log of x (base e).

static MReal Meta::MReal::log10

(

const MReal &

x

)

[static]

Returns:

The log of x, base 10.

static MReal Meta::MReal::pi

(

)

[static]

Returns:

The constant pi (in the default precision).

static MReal Meta::MReal::pow	(	const MReal &	base,
		const MReal &	exponent
	)		[static]

Returns:

base raised to exponent.

static void Meta::MReal::setDefaultPrecision

(

size_t

bits

)

[static]

Set the default precision for subsequently created MReal's. Initially the default is determined by the MProgram argument "mPrecision".

void Meta::MReal::setPrecision

(

size_t

bits

)

Set the precision for this MReal.

static MReal Meta::MReal::sin

(

const MReal &

x

)

[static]

Returns:

The sine of x.

static MReal Meta::MReal::sinh

(

const MReal &

x

)

[static]

Returns:

The hyperbolic sine of v.

static MReal Meta::MReal::sqrt

(

const MReal &

x

)

[static]

Returns:

The square root of x.

static MReal Meta::MReal::tan

(

const MReal &

x

)

[static]

Returns:

The tangent of x.

static MReal Meta::MReal::tanh

(

const MReal &

x

)

[static]

Returns:

The hyperbolic tangent of v.

MStr Meta::MReal::toStr	(	bool	exp = true,
		int	precision = -1
	)		const

Convert this MReal to a string in base 10.

Parameters:

exp	true to use exponent/scientific notation if applicable.
precision	The number of base 10 precision digits. -1 to use full precision.

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The documentation for this class was generated from the following file:

• AndroMeta/include/AndroMeta/MReal.h