org.apfloat.samples

Class Pi.ChudnovskyPiCalculator

java.lang.Object

org.apfloat.samples.Pi.ChudnovskyPiCalculator

All Implemented Interfaces:

Serializable, Operation<Apfloat>

Direct Known Subclasses:

PiParallel.ParallelChudnovskyPiCalculator

Enclosing class:

Pi

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

Basic class for calculating pi using the Chudnovskys' binary splitting algorithm.

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
	ChudnovskyPiCalculator(long precision, int radix) Construct a pi calculator with the specified precision and radix.
protected	ChudnovskyPiCalculator(Pi.BinarySplittingPiCalculator calculator, long precision, int radix) Construct a pi calculator with the specified binary splitting algorithm.

Method Summary

Modifier and Type	Method and Description
Apfloat	execute() Calculate pi using the Chudnovskys' binary splitting algorithm.

Methods inherited from class java.lang.Object

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

Constructor Detail

ChudnovskyPiCalculator

public ChudnovskyPiCalculator(long precision,
                              int radix)
                       throws ApfloatRuntimeException

Construct a pi calculator with the specified precision and radix.

Parameters:

precision - The target precision.

radix - The radix to be used.

Throws:

ApfloatRuntimeException

ChudnovskyPiCalculator

protected ChudnovskyPiCalculator(Pi.BinarySplittingPiCalculator calculator,
                                 long precision,
                                 int radix)
                          throws ApfloatRuntimeException

Construct a pi calculator with the specified binary splitting algorithm.

Parameters:

calculator - The binary splitting algorithm to be used.

precision - The target precision.

radix - The radix to be used.

Throws:

ApfloatRuntimeException

Method Detail

execute

public Apfloat execute()

Calculate pi using the Chudnovskys' binary splitting algorithm.

Specified by:

execute in interface Operation<Apfloat>

Returns:

Return value of the operation.