org.apfloat.samples

Class Pi.BorweinPiCalculator

java.lang.Object

org.apfloat.samples.Pi.BorweinPiCalculator

All Implemented Interfaces:

Serializable, Operation<Apfloat>

Enclosing class:

Pi

public static class Pi.BorweinPiCalculator
extends Object
implements Operation<Apfloat>

Calculates pi using the Borweins' quartic algorithm.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BorweinPiCalculator(long precision, int radix) Construct a pi calculator with the specified precision and radix.

Method Summary

Modifier and Type	Method and Description
Apfloat	execute() Calculate pi using the Borweins' quartic iteration.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BorweinPiCalculator

public BorweinPiCalculator(long precision,
                           int radix)

Construct a pi calculator with the specified precision and radix.

Parameters:

precision - The target precision.

radix - The radix to be used.

Method Detail

execute

public Apfloat execute()

Calculate pi using the Borweins' quartic iteration.

Specified by:

execute in interface Operation<Apfloat>

Returns:

Return value of the operation.