
org.ojalgo.matrix.Matrix2D Maven / Gradle / Ivy
/*
* Copyright 1997-2024 Optimatika
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.ojalgo.matrix;
import org.ojalgo.algebra.NormedVectorSpace;
import org.ojalgo.algebra.Operation;
import org.ojalgo.algebra.ScalarOperation;
import org.ojalgo.matrix.store.MatrixStore;
import org.ojalgo.scalar.Scalar;
import org.ojalgo.structure.Access2D;
import org.ojalgo.type.context.NumberContext;
/**
* Definition of what's common to {@link BasicMatrix} and {@link MatrixStore}. At this point, at least, it is
* not recommended to write any code in terms of this interface. It's relatively new, the definition may
* change, and it may even be removed again.
*
* @author apete
*/
public interface Matrix2D, M extends Matrix2D>
extends Access2D, Access2D.Aggregatable, NormedVectorSpace, Operation.Subtraction, Operation.Multiplication,
ScalarOperation.Addition, ScalarOperation.Subtraction, ScalarOperation.Division {
/**
* @return true if the same size/shape and elements are equal to the given accuracy. norm of the
* difference between [this] and [another] is zero within the limits of [precision].
*/
default boolean equals(final Access2D> another, final NumberContext accuracy) {
return Access2D.equals(this, another, accuracy);
}
/**
* Extracts one element of this matrix as a Scalar.
*
* @param row A row index.
* @param col A column index.
* @return One matrix element as a Scalar.
*/
Scalar toScalar(final int row, final int col);
M transpose();
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy