Left corner
id:
left-corner-226-4301350
title:
Left corner
text:
In formal language theory, the left corner of a production rule in a context-free grammar is the left-most symbol on the right side of the rule. For example, in the rule A→Xα, X is the left corner. The left corner table associates to a symbol all possible left corners for that symbol, and the left corners of those symbols, etc. Given the grammar
- S → VP
- S → NP VP
- VP → V NP
- NP → DET N the left corner table is as follows. Left corners are used to add bottom-up filtering to a top-dow
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Left_corner
date created:
2006-11-15T20:26:51Z
date modified:
2024-09-15T00:27:17Z
main entity:
{"identifier":"Q6516944","url":"https://www.wikidata.org/entity/Q6516944"}
image:
fields total:
13
integrity:
14