001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018 package org.apache.commons.math.linear;
019
020
021 /**
022 * Thrown when a matrix is singular.
023 * @version $Revision: 799857 $ $Date: 2009-08-01 09:07:12 -0400 (Sat, 01 Aug 2009) $
024 * @since 2.0
025 */
026 public class SingularMatrixException extends InvalidMatrixException {
027
028 /** Serializable version identifier. */
029 private static final long serialVersionUID = -7379143356784298432L;
030
031 /**
032 * Construct an exception with a default message.
033 */
034 public SingularMatrixException() {
035 super("matrix is singular");
036 }
037
038 }