notpositivedefinitematrixexception.java

Apache的common math数学软件包

/*
 * 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.math.random;

import org.apache.commons.math.MathException;

/** 
 * This class represents exceptions thrown by the correlated random
 * vector generator.
 * 
 * @since 1.2
 * @version $Revision: 615734 $ $Date: 2008-01-27 23:10:03 -0700 (Sun, 27 Jan 2008) $
 */

public class NotPositiveDefiniteMatrixException extends MathException {

    /** Serializable version identifier */
    private static final long serialVersionUID = 4122929125438624648L;

    /** Simple constructor.
     * build an exception with a default message.
     */
    public NotPositiveDefiniteMatrixException() {
        super("not positive definite matrix", new Object[0]);
    }

}