[](https://travis-ci.org/vkostyukov/la4j) [la4j](http://la4j.org) (Linear Algebra for Java) is an open source and **100% Java** library that provides _Linear Algebra_ primitives (matrices and vectors) and algorithms. The la4j library was initially designed to be a lightweight and simple tool for passionate Java developers. It has been started as student project and turned into one of the most popular Java packages for matrices and vectors. Instalation ----------- ```xml org.la4j la4j 0.6.0 ``` Changelog ------------ See [CHANGELOG.md](https://github.com/vkostyukov/la4j/blob/master/CHANGELOG.md) Contributors ------------ See [CONTRIBUTORS.md](https://github.com/vkostyukov/la4j/blob/master/CONTRIBUTORS.md) License ------- Licensed under the **[Apache License, Version 2.0](http://www.apache.org/licenses/LICENSE-2.0)** (the "License"); you may not use this software except in compliance with the License. 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. ---- by [Vladimir Kostyukov](https://twitter.com/vkostyukov), 2011-2015