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grammars of all or most
English speakers (such as subject–verb–object word
order in
simple sentences). At the
smallest scale, this
sense of "
grammar"...
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Grammarly is a Ukraine-founded cloud-based
typing ****istant,
headquartered in San Francisco. It
reviews spelling,
grammar, punctuation, clarity, engagement...
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phrase structure grammar to
refer to context-free
grammars,
whereby phrase-structure
grammars are
distinct from
dependency grammars. In
computer science...
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restricted grammars in the
Chomsky hierarchy: context-sensitive
grammars or context-free
grammars. In a
broader sense,
phrase structure grammars are also...
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grammar generates L={anbncn|n>0}{\displaystyle L=\{a^{n}b^{n}c^{n}|n>0\}} is
sketched in the
article on Context-sensitive
grammars. Type-0
grammars include...
- ISBN 0-201-02988-X. Here: p.217 (left, right-regular
grammars as
subclasses of context-free
grammars), p.79 (context-free
grammars)
Hopcroft and
Ullman 1979 (p.229, exercise...
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types are context-free
grammars (Type 2) and
regular grammars (Type 3). The
languages that can be
described with such a
grammar are
called context-free...
- context-free
grammars are
always unambiguous, and are an
important subclass of
unambiguous grammars;
there are non-deterministic
unambiguous grammars, however...
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Indexed grammars are a
generalization of context-free
grammars in that
nonterminals are
equipped with
lists of flags, or
index symbols. The
language produced...
- i\geq 0\}}. Two
special types of
linear grammars are the following: the left-linear or left-regular
grammars, in
which all
rules are of the form A → αw...