Regular tree grammar

Example derivation tree from G1 in linear (upper left table) and graphical (main picture) notation

In theoretical computer science and formal language theory, a regular tree grammar (RTG) is a formal grammar that describes a set of directed trees, or terms. A regular word grammar can be seen as a special kind of regular tree grammar, describing a set of single-path trees.

单词	Regular tree grammar
释义	Regular tree grammar 英语百科 Regular tree grammar In theoretical computer science and formal language theory, a regular tree grammar (RTG) is a formal grammar that describes a set of directed trees, or terms. A regular word grammar can be seen as a special kind of regular tree grammar, describing a set of single-path trees.
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