66 lines
2.1 KiB
Java
66 lines
2.1 KiB
Java
//******************************************************************************
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//
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// File: MDFunction.java
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// Package: edu.rit.numeric
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// Unit: Interface edu.rit.numeric.MDFunction
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//
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// This Java source file is copyright (C) 2013 by Alan Kaminsky. All rights
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// reserved. For further information, contact the author, Alan Kaminsky, at
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// ark@cs.rit.edu.
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//
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// This Java source file is part of the Parallel Java 2 Library ("PJ2"). PJ2 is
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// free software; you can redistribute it and/or modify it under the terms of
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// the GNU General Public License as published by the Free Software Foundation;
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// either version 3 of the License, or (at your option) any later version.
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//
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// PJ2 is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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// A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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//
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// A copy of the GNU General Public License is provided in the file gpl.txt. You
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// may also obtain a copy of the GNU General Public License on the World Wide
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// Web at http://www.gnu.org/licenses/gpl.html.
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//
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//******************************************************************************
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package edu.rit.numeric;
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/**
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* Interface MDFunction specifies the interface for a function whose argument is
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* a vector of real values and whose result is a real value; a multidimensional
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* function.
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*
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* @author Alan Kaminsky
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* @version 05-Oct-2010
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*/
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public interface MDFunction
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{
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// Exported operations.
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/**
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* Returns the length of the argument vector, <I>N</I>.
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*
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* @return <I>N</I>.
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*/
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public int argumentLength();
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/**
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* Evaluate this function with the given argument vector.
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*
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* @param x Argument vector. Must be an <I>N</I>-element array.
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*
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* @return Function value at <TT>x</TT>.
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*
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* @exception DomainException
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* (unchecked exception) Thrown if any argument in <TT>x</TT> is outside
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* the allowed set of values for this function.
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* @exception RangeException
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* (unchecked exception) Thrown if the function value is outside the
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* range of type <TT>double</TT>.
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*/
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public double f
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(double[] x);
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}
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