| // 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.spaceroots.mantissa.quadrature.scalar; |
| |
| import org.spaceroots.mantissa.functions.scalar.ComputableFunction; |
| import org.spaceroots.mantissa.functions.FunctionException; |
| |
| /** This interface represents an integrator for scalar functions. |
| |
| * <p>The classes which are devoted to integrate scalar functions |
| * should implement this interface. The functions which can be handled |
| * should implement the {@link |
| * org.spaceroots.mantissa.functions.scalar.ComputableFunction |
| * ComputableFunction} interface.</p> |
| |
| * @see org.spaceroots.mantissa.functions.scalar.ComputableFunction |
| |
| * @version $Id$ |
| * @author L. Maisonobe |
| |
| */ |
| |
| public interface ComputableFunctionIntegrator { |
| /** Integrate a function over a defined range. |
| * @param f function to integrate |
| * @param a first bound of the range (can be lesser or greater than b) |
| * @param b second bound of the range (can be lesser or greater than a) |
| * @return value of the integral over the range |
| * @exception FunctionException if the underlying function throws one |
| */ |
| public double integrate(ComputableFunction f, double a, double b) |
| throws FunctionException; |
| |
| } |