Ismael Juma ijuma
ijuma
/ FastMathTestPerformance.java
Created
February 23, 2011 13:17
Modified from the version in Commons Math to fix some micro-benchmarking problems.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* | |
| * 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 | |
| * |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Intel Core i7 CPU 860 2.80GHz | |
| Running org.apache.commons.math.util.FastMathTestPerformance | |
| Name StrictMath FastMath Math Runs=10000000 Java 1.6.0_25-ea (1.6.0_25-ea-b01) Java HotSpot(TM) 64-Bit Server VM (20.0-b08) | |
| log 71 1.0 39 0.5555 21 0.2953 | |
| log10 94 1.0 108 1.1466 20 0.2174 | |
| log1p 74 1.0 103 1.3986 76 1.0269 | |
| pow 244 1.0 140 0.5726 238 0.9752 | |
| powII 159 1.0 120 0.7582 149 0.9415 | |
| exp 53 1.0 26 0.4959 39 0.7323 |
NewerOlder