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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.commons.math3.analysis;
/**
* An interface representing a multivariate real function.
*
* @since 2.0
*/
public interface MultivariateFunction {
/**
* Compute the value for the function at the given point.
*
* @param point Point at which the function must be evaluated.
* @return the function value for the given point.
* @throws org.apache.commons.math3.exception.DimensionMismatchException if the parameter's
* dimension is wrong for the function being evaluated.
* @throws org.apache.commons.math3.exception.MathIllegalArgumentException when the activated
* method itself can ascertain that preconditions, specified in the API expressed at the
* level of the activated method, have been violated. In the vast majority of cases where
* Commons Math throws this exception, it is the result of argument checking of actual
* parameters immediately passed to a method.
*/
double value(double[] point);
}
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