Carl Pollard
Encyclopedia
Carl Jesse Pollard is a Professor of Linguistics
at the Ohio State University
. He is the inventor of Head grammar
and Higher-order grammar
, as well as co-inventor of Head-driven phrase structure grammar
(HPSG). He is currently also working on Convergent Grammar (CVG). He has written numerous books and articles on formal syntax
and semantics
. He received his Ph.D. from Stanford
.
Linguistics
Linguistics is the scientific study of human language. Linguistics can be broadly broken into three categories or subfields of study: language form, language meaning, and language in context....
at the Ohio State University
Ohio State University
The Ohio State University, commonly referred to as Ohio State, is a public research university located in Columbus, Ohio. It was originally founded in 1870 as a land-grant university and is currently the third largest university campus in the United States...
. He is the inventor of Head grammar
Head grammar
Head Grammar is a grammar formalism introduced in Carl Pollard as an extension of the Context-free grammar class of grammars. The class of head grammars is a subset of the linear context-free rewriting systems....
and Higher-order grammar
Higher-order grammar
Higher Order grammar is a grammar theory based on higher-order logic. It can be viewed simultaneously as generative-enumerative or model theoretic .-Key features:* There is a propositional logic of types, which denote sets of linguistic...
, as well as co-inventor of Head-driven phrase structure grammar
Head-driven phrase structure grammar
Head-driven phrase structure grammar is a highly lexicalized, non-derivational generative grammar theory developed by Carl Pollard and Ivan Sag. It is the immediate successor to generalized phrase structure grammar. HPSG draws from other fields such as computer science and uses Ferdinand de...
(HPSG). He is currently also working on Convergent Grammar (CVG). He has written numerous books and articles on formal syntax
Syntax
In linguistics, syntax is the study of the principles and rules for constructing phrases and sentences in natural languages....
and semantics
Semantics
Semantics is the study of meaning. It focuses on the relation between signifiers, such as words, phrases, signs and symbols, and what they stand for, their denotata....
. He received his Ph.D. from Stanford
Stanford University
The Leland Stanford Junior University, commonly referred to as Stanford University or Stanford, is a private research university on an campus located near Palo Alto, California. It is situated in the northwestern Santa Clara Valley on the San Francisco Peninsula, approximately northwest of San...
.