## Package org.apache.commons.math.util

Convenience routines and common data structures used throughout the commons-math library.

See:
Description

Interface Summary
DoubleArray: Provides a standard interface for double arrays.
NumberTransformer: Subclasses implementing this interface can transform Objects to doubles.

Class Summary
BigReal: Arbitrary precision decimal number.
BigRealField: Representation of real numbers with arbitrary precision field.
BigRealField.LazyHolder: Holder for the instance.
CompositeFormat: Base class for formatters of composite objects (complex numbers, vectors ...).
ContinuedFraction: Provides a generic means to evaluate continued fractions.
DefaultTransformer: A Default NumberTransformer for java.lang.Numbers and Numeric Strings.
MathUtils: Some useful additions to the built-in functions in `Math`.
OpenIntToDoubleHashMap: Open addressed map from int to double.
OpenIntToFieldHashMap<T extends FieldElement<T>>: Open addressed map from int to FieldElement.
ResizableDoubleArray: A variable length `DoubleArray` implementation that automatically handles expanding and contracting its internal storage array as elements are added and removed.
TransformerMap: This TansformerMap automates the transformation of mixed object types.

## Package org.apache.commons.math.util Description

Convenience routines and common data structures used throughout the commons-math library.

Copyright (c) 2003-2011 Apache Software Foundation