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      1 /*
      2  * Licensed to the Apache Software Foundation (ASF) under one or more
      3  * contributor license agreements.  See the NOTICE file distributed with
      4  * this work for additional information regarding copyright ownership.
      5  * The ASF licenses this file to You under the Apache License, Version 2.0
      6  * (the "License"); you may not use this file except in compliance with
      7  * the License.  You may obtain a copy of the License at
      8  *
      9  *      http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS,
     13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  * See the License for the specific language governing permissions and
     15  * limitations under the License.
     16  */
     17 
     18 package org.apache.commons.math.linear;
     19 
     20 import org.apache.commons.math.MathException;
     21 import org.apache.commons.math.exception.util.LocalizedFormats;
     22 
     23 /**
     24  * This class represents exceptions thrown when a matrix expected to
     25  * be positive definite is not.
     26  *
     27  * @since 1.2
     28  * @version $Revision: 983921 $ $Date: 2010-08-10 12:46:06 +0200 (mar. 10 aot 2010) $
     29  */
     30 
     31 public class NotPositiveDefiniteMatrixException extends MathException {
     32 
     33     /** Serializable version identifier */
     34     private static final long serialVersionUID = 4122929125438624648L;
     35 
     36     /** Simple constructor.
     37      * build an exception with a default message.
     38      */
     39     public NotPositiveDefiniteMatrixException() {
     40         super(LocalizedFormats.NOT_POSITIVE_DEFINITE_MATRIX);
     41     }
     42 
     43 }
     44