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The Apache Commons Math project is a library of lightweight, self-contained mathematics and statistics components addressing the most common practical problems not immediately available in the Java programming language or commons-lang.
/*
* 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.geometry;
import java.io.Serializable;
/** This interface represents a generic geometrical point.
* @param Type of the space.
* @see Space
* @see Vector
* @since 3.3
*/
public interface Point extends Serializable {
/** Get the space to which the point belongs.
* @return containing space
*/
Space getSpace();
/**
* Returns true if any coordinate of this point is NaN; false otherwise
* @return true if any coordinate of this point is NaN; false otherwise
*/
boolean isNaN();
/** Compute the distance between the instance and another point.
* @param p second point
* @return the distance between the instance and p
*/
double distance(Point p);
}