Sigma

Sigma knowledge engineering system is an system for developing, viewing and debugging theories in first order logic. It works with Knowledge Interchange Format (KIF) and is optimized for the Suggested Upper Merged Ontology (SUMO) www.ontologyportal.org . Sigma has moved to github.com/ontologyportal/sigmakee

Features

natural language generation
theorem proving
ontology browsing

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License

GNU General Public License version 2.0 (GPLv2)

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nathanfernandez Posted 2013-06-01

Very useful. Thanks.

1 user found this review helpful.
sagaskoog Posted 2012-01-06

Nice tool!

Additional Project Details

Operating Systems

Linux, Windows

Languages

English, German, Hindi, Italian

Intended Audience

Developers, Science/Research

User Interface

Web-based

Programming Language

C++, Java

Related Categories

C++ Artificial Intelligence Software, Java Artificial Intelligence Software

Registered

2004-02-18

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