    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.math3.linear;
    019
    020    /**
    021     * Marker interface for {@link RealMatrix} implementations that require sparse backing storage
    022     *
    023     * @version $Id: SparseRealMatrix.java 1416643 2012-12-03 19:37:14Z tn $
    024     * @since 2.0
    025     * @deprecated As of version 3.1, this class is deprecated, for reasons exposed
    026     * in this JIRA
    027     * <a href="https://issues.apache.org/jira/browse/MATH-870">ticket</a>. This
    028     * class will be removed in version 4.0.
    029     *
    030     */
    031    @Deprecated
    032    public interface SparseRealMatrix extends RealMatrix {
    033
    034    }