Class SimpleMatrixMathOperation
- java.lang.Object
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- dev.nm.algebra.linear.matrix.doubles.matrixtype.mathoperation.SimpleMatrixMathOperation
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- All Implemented Interfaces:
MatrixMathOperation
public class SimpleMatrixMathOperation extends Object implements MatrixMathOperation
This is a generic, single-threaded implementation of matrix math operations. It assumes no knowledge of how a matrix is implemented. Consequently, they are bound to have suboptimal performance. A particular implementation ofMatrixcan improve performance by taking advantage of having access to the internal members.
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Constructor Summary
Constructors Constructor Description SimpleMatrixMathOperation()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Matrixadd(MatrixAccess A1, MatrixAccess A2)A1 + A2Matrixminus(MatrixAccess A1, MatrixAccess A2)A1 - A2Matrixmultiply(MatrixAccess A1, MatrixAccess A2)A1 * A2Vectormultiply(MatrixAccess A, Vector v)A * vMatrixscaled(MatrixAccess A, double scalar)c * AMatrixtranspose(MatrixAccess A)Get the transpose of A.
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Method Detail
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add
public Matrix add(MatrixAccess A1, MatrixAccess A2)
Description copied from interface:MatrixMathOperationA1 + A2- Specified by:
addin interfaceMatrixMathOperation- Parameters:
A1- a matrixA2- a matrix- Returns:
- the sum of A1 and A2
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minus
public Matrix minus(MatrixAccess A1, MatrixAccess A2)
Description copied from interface:MatrixMathOperationA1 - A2- Specified by:
minusin interfaceMatrixMathOperation- Parameters:
A1- a matrixA2- a matrix- Returns:
- the difference between A1 and A2
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multiply
public Matrix multiply(MatrixAccess A1, MatrixAccess A2)
Description copied from interface:MatrixMathOperationA1 * A2- Specified by:
multiplyin interfaceMatrixMathOperation- Parameters:
A1- a matrixA2- a matrix- Returns:
- the product of A1 and A2
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multiply
public Vector multiply(MatrixAccess A, Vector v)
Description copied from interface:MatrixMathOperationA * v- Specified by:
multiplyin interfaceMatrixMathOperation- Parameters:
A- a matrixv- a vector- Returns:
- the product of A and v
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scaled
public Matrix scaled(MatrixAccess A, double scalar)
Description copied from interface:MatrixMathOperationc * A- Specified by:
scaledin interfaceMatrixMathOperation- Parameters:
A- a matrixscalar- a scalar- Returns:
- A scaled by c
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transpose
public Matrix transpose(MatrixAccess A)
Description copied from interface:MatrixMathOperationGet the transpose of A.- Specified by:
transposein interfaceMatrixMathOperation- Parameters:
A- a matrix- Returns:
- the transpose of A
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