# About the ND4J category

**URL:** <https://community.konduit.ai/t/about-the-nd4j-category/37>\
**Category:** ND4J\
**Created:** [November 22, 2019, 1:46pm UTC](https://community.konduit.ai/t/about-the-nd4j-category/37 "2019-11-22T13:46:44Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![treo](https://yyz1.discourse-cdn.com/flex035/user_avatar/community.konduit.ai/treo/32/47_2.png) [@treo](https://community.konduit.ai/u/treo)\
**Post date:** [November 22, 2019, 1:46pm UTC](https://community.konduit.ai/t/about-the-nd4j-category/37/1 "2019-11-22T13:46:44Z")

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ND4J and ND4S are scientific computing libraries for the JVM. Any lower-than-DL4J-level questions about tensor math on the JVM go here.