1. The grammar uses these terminal symbols but does not define them. 2. Keywords, by contrast, syntactically appear in the phrase grammar, as terminal symbols . 3. This is like a shift action but for nonterminals; the lookahead terminal symbol is unchanged. 4. The "'Action "'left half of the table has columns for lookahead terminal symbols . 5. The arguments x _ i are strings of terminal symbols and / or variable symbols defining an argument pattern. 6. There are two terminal symbols " ( " and " ) " and one nonterminal symbol S . The production rules are 7. Another extension is to allow additional terminal symbols to appear at the left hand side of rules, constraining their application. 8. These metalanguages have their own metasyntax each composed of terminal symbols , nonterminal symbols, and " metasymbols ". 9. Where A, B, C and D are nonterminal symbols and " a " is a terminal symbol . 10. Given a CFG, does it generate the language of all strings over the alphabet of terminal symbols used in its rules?
Mobile