RACER implements a TBox and ABox reasoner for the logic SHIQ. RACER was the first full-fledged ABox description logic system for a very expressive logic and is based on optimized ...
We introduce a description language for specifying partial ordering relations over concept descriptions in description logics, and show how the language can be used in combination ...
Jeffrey Pound, Lubomir Stanchev, David Toman, Gran...
We define a new operation in description logics, the difference operation or subtraction operation. This operation allows to remove from a description as much as possible of the i...
This is a system description of the Description Logic reasoner FaCT++. The reasoner implements a tableaux decision procedure for the well known SHOIQ description logic, with additi...