The acceptability and effectiveness of an expert system is critically dependent on its user interface. Natural language could be a well-suited communicative medium; however, current NL interfaces to expert systems show an impeding number of shortcomings. In this paper, it is shown how the XTRA system a German NL interface between a user and one of various expert systems employs a framework of n...

This article deals with issues related to grammatical structures of the English language used in teaching mathematics. The emphasizes need for knowledge mathematical patterns by native speakers. stated hypotheses are illustrated illustrative examples.

The article takes a diachronic look at feminatives in the Polish language from sixteenth century to present day. authors recall history of female forms language. Referring pre-war journalism, discussions journal Poradnik Językowy [The Linguistic Guide] and propaganda lexis communist Poland, they prove that are not foreign They create comprehensive list reasons why have disappeared Polish, takin...

Abs t rac t We propose an architecture for the organisation of linguistic knowledge which allows to (1) separately formulate generalizations for different types of linguistic information, and (2) state interrelations between partial information belonging to different levels of description. We use typed feature structures for encoding linguistic knowledge. We show the application of this represe...