com.opengamma.strata.math.impl.util

Class CommonsMathWrapper

java.lang.Object

com.opengamma.strata.math.impl.util.CommonsMathWrapper

public final class CommonsMathWrapper
extends Object

Utility class for converting OpenGamma mathematical objects into Commons objects and vice versa.

Method Summary

Modifier and Type	Method and Description
static DoubleMatrix	unwrap(org.apache.commons.math3.linear.RealMatrix x) Unwraps a matrix.
static DoubleArray	unwrap(org.apache.commons.math3.linear.RealVector x) Unwraps a vector.
static org.apache.commons.math3.linear.RealVector	wrap(DoubleArray x) Wraps a vector.
static org.apache.commons.math3.linear.RealMatrix	wrap(DoubleMatrix x) Wraps a matrix.
static org.apache.commons.math3.linear.RealMatrix	wrapAsMatrix(DoubleArray x) Wraps a matrix.
static org.apache.commons.math3.analysis.UnivariateFunction	wrapUnivariate(Function<Double,Double> f) Wraps a function.

Methods inherited from class java.lang.Object

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

Method Detail

wrapUnivariate

public static org.apache.commons.math3.analysis.UnivariateFunction wrapUnivariate(Function<Double,Double> f)

Wraps a function.

Parameters:

f - an OG 1-D function mapping doubles onto doubles

Returns:

a Commons univariate real function

wrap

public static org.apache.commons.math3.linear.RealMatrix wrap(DoubleMatrix x)

Wraps a matrix.

Parameters:

x - an OG 2-D matrix of doubles

Returns:

a Commons matrix

wrapAsMatrix

public static org.apache.commons.math3.linear.RealMatrix wrapAsMatrix(DoubleArray x)

Wraps a matrix.

Parameters:

x - an OG 1-D vector of doubles

Returns:

a Commons matrix

unwrap

public static DoubleMatrix unwrap(org.apache.commons.math3.linear.RealMatrix x)

Unwraps a matrix.

Parameters:

x - a Commons matrix

Returns:

an OG 2-D matrix of doubles

wrap

public static org.apache.commons.math3.linear.RealVector wrap(DoubleArray x)

Wraps a vector.

Parameters:

x - an OG vector of doubles

Returns:

a Commons vector

unwrap

public static DoubleArray unwrap(org.apache.commons.math3.linear.RealVector x)

Unwraps a vector.

Parameters:

x - a Commons vector

Returns:

an OG 1-D matrix of doubles