OpenTap.BigFloat Struct Reference

Arbitrary precision floating point numbers for exact numeric computations for when performance is not an issue. More...

Public Member Functions
	BigFloat (BigInteger nominator, BigInteger denominator)
	Creates a new BigFloat from fractional values.
BigFloat	Normalize ()
	Normalizes the fraction by dividing by greates common divisor.
override string	ToString ()
	Converts the fraction to a decimal string.
bool	Equals (BigFloat other)
	Compares two numbers.
override bool	Equals (object obj)
	Compares this bigfloat with another object.
override int	GetHashCode ()
	Gets the hash code of this value.
int	CompareTo (BigFloat other)
	Compares two numbers.
int	CompareTo (object obj)
	Converts obj before doing comparison using CompareTo. Throws an exception if obj cannot be compared to a BigFloat.
string	ToString (string format, IFormatProvider formatProvider)
	Converts this value to a string.
	BigFloat (double value)
	Creates a BigFloat.
double	ToDouble ()
	Converts the value to the nearest double, rounding half to even, exactly like double.Parse does.

Static Public Member Functions
static int	bitLength (BigInteger value)
	The number of bits needed to represent a non-negative BigInteger.

Public Attributes
BigInteger	Numerator
	The numerator as an arbitrarily sized integer.
BigInteger	Denominator
	The denominator as an arbitrarily sized integer.

Static Public Attributes
static readonly BigFloat	Zero = new(BigInteger.Zero, BigInteger.One)
	Big float 0.
static readonly BigFloat	Infinity = new(BigInteger.One, BigInteger.Zero)
	Big float Infinity.
static readonly BigFloat	NegativeInfinity = new(BigInteger.MinusOne, BigInteger.Zero)
	Big float negative infinity.
static readonly BigFloat	NaN = new(BigInteger.Zero, BigInteger.Zero)
	Big float not a number.
static readonly BigFloat	One = new(BigInteger.One, BigInteger.One)
	Big float 1.
static readonly BigFloat	NegativeOne = new(BigInteger.MinusOne, BigInteger.One)
	Big float -1.
static readonly BigFloat	Half = new(BigInteger.One, 2)
	Big float 0.5.
static readonly BigInteger	maxExactInteger = BigInteger.Pow(2, 53)
	2^53. Integers up to this are represented exactly by a double.

Detailed Description

Arbitrary precision floating point numbers for exact numeric computations for when performance is not an issue.

Constructor & Destructor Documentation

BigFloat() [1/2]

OpenTap.BigFloat.BigFloat ( BigInteger nominator, BigInteger denominator )

inline

Creates a new BigFloat from fractional values.

Parameters

nominator
denominator

BigFloat() [2/2]

OpenTap.BigFloat.BigFloat ( double value )

inline

Creates a BigFloat.

Parameters

value

Member Function Documentation

CompareTo() [1/2]

int OpenTap.BigFloat.CompareTo ( BigFloat other )

inline

Compares two numbers.

Parameters

other

Returns

-1 if other is less, 1 if other is greater and 0 if other is equal to this.

CompareTo() [2/2]

int OpenTap.BigFloat.CompareTo ( object obj )

inline

Converts obj before doing comparison using CompareTo. Throws an exception if obj cannot be compared to a BigFloat.

Parameters

obj

Returns

Equals() [1/2]

bool OpenTap.BigFloat.Equals ( BigFloat other )

inline

Compares two numbers.

Parameters

other

Returns

True if they are equal.

Equals() [2/2]

override bool OpenTap.BigFloat.Equals ( object obj )

inline

Compares this bigfloat with another object.

Parameters

obj

Returns

GetHashCode()

override int OpenTap.BigFloat.GetHashCode ( )

inline

Gets the hash code of this value.

Returns

Normalize()

BigFloat OpenTap.BigFloat.Normalize ( )

inline

Normalizes the fraction by dividing by greates common divisor.

Returns

The normalized fraction.

ToString() [1/2]

override string OpenTap.BigFloat.ToString ( )

inline

Converts the fraction to a decimal string.

Returns

ToString() [2/2]

string OpenTap.BigFloat.ToString ( string format, IFormatProvider formatProvider )

inline

Converts this value to a string.

Parameters

format
formatProvider

Returns