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  package org.apache.commons.nabla.automatic.arithmetic;
18  
19  import org.apache.commons.nabla.ReferenceFunction;
20  import org.apache.commons.nabla.automatic.AbstractMathTest;
21  
22  public class DNegGeneratorTest extends AbstractMathTest {
23  
24      public void testReference(){
25          checkReference(new ReferenceFunction() {
26              public double f(double t) { return -t; }
27              public double fPrime(double t) { return -1; }
28          }, -0.99, 0.99, 30, 0.0);
29      }
30  
31  }