computer science and formal language theory, a regular grammar is a grammar that is right-regular or left-regular. While their exact definition varies from...

In formal language theory, an LL grammar is a context-free grammar that can be parsed by an LL parser, which parses the input from Left to right, and...

In formal language theory, a context-free grammar (CFG) is a formal grammar whose production rules can be applied to a nonterminal symbol regardless of...

alternatively be generated by a context-free, nonambiguous grammar; for instance, the regular grammar with rules 1. S → a S {\displaystyle S\rightarrow aS}...

Kleene). In the Chomsky hierarchy, regular languages are the languages generated by Type-3 grammars. The collection of regular languages over an alphabet Σ...

language theory, a regular tree grammar is a formal grammar that describes a set of directed trees, or terms. A regular word grammar can be seen as a special...

regular languages. A regular grammar is a grammar that is left-linear or right-linear. Observe that by inserting new nonterminals, any linear grammar...

that regular language, it is possible to induce a grammar for the language, i.e., a regular expression that generates that language. Not all regular languages...

followed by a matching B"). A classic example of a problem which a regular grammar cannot handle is the question of whether a given string contains correctly...

language is often defined by means of a formal grammar such as a regular grammar or context-free grammar, which consists of its formation rules. In computer...