Additional examples are adjusted to the entries in an automated way - we cannot guarantee that they are correct.
Systemic grammars draw on system networks as their primary representation tool as a consequence.
Halliday's "systemic grammar" is a semiotic account of grammar, because of this orientation to choice.
A systemic grammar differs from other functional grammars (and from all formal grammars) in that it is paradigmatic: a system is paradigmatic set of alternative features, of which one must be chosen if the entry condition is satisfied.
In 1983 he took a position as research linguist at the Instituted, where he worked on the application and development of systemic theory and descriptions for text generation, including the maintenance and expansion of a systemic grammar of English for text generation.