1 package org.apache.commons.graph;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 /**
23 * An {@code UndirectedGraph} is a graph in which edges have no orientation, i.e., they are not ordered pairs,
24 * but sets <code>{u, v}</code> (or 2-multisets) of vertices.
25 *
26 * @param <V> the Graph vertices type
27 * @param <E> the Graph edges type
28 */
29 public interface UndirectedGraph<V extends Vertex, E extends Edge<V>>
30 extends Graph<V, E>
31 {
32 }