'Left linear grammar' presentation slideshows

Left linear grammar - PowerPoint PPT Presentation

Why do we care about regular languages?

Why do we care about regular languages?

Why do we care about regular languages?. Programs are composed of tokens: Identifier Number Keyword Special symbols Each of these can be defined by regular grammars . Problem: How do we handle multiple symbol operators (e.g., ++ in C, =+ in C, := in Pascal)? ?? -multiple final states?.

★ ★ ★ ★ ★

789 views • 78 slides
Reverse of a Regular Language

Reverse of a Regular Language

Reverse of a Regular Language. Proof idea:. Construct NFA that accepts :. invert the transitions of the NFA that accepts. Theorem:. The reverse of a regular language is a regular language. Proof. Since is regular, there is NFA that accepts. Example:.

★ ★ ★ ★ ★

1.13k views • 75 slides
How to convert a left linear grammar to a right linear grammar

How to convert a left linear grammar to a right linear grammar

How to convert a left linear grammar to a right linear grammar. Roger L. Costello May 28, 2014. Objective. This mini-tutorial will answer these questions: What is a linear grammar? What is a left linear grammar? What is a right linear grammar?. Objective.

★ ★ ★ ★ ★

573 views • 44 slides
Linear Grammars

Linear Grammars

Linear Grammars. Grammars with at most one variable at the right side of a production Examples:. A Non-Linear Grammar. Grammar :. Number of in string. Another Linear Grammar. Grammar :. Right-Linear Grammars. All productions have form: Example:. or. string of

★ ★ ★ ★ ★

561 views • 43 slides
Lecture 11 Context-Free Grammar

Lecture 11 Context-Free Grammar

Lecture 11 Context-Free Grammar. Definition. A context-free grammar (CFG) G is a quadruple (V, ? , R, S) where V : a set of non-terminal symbols ? : a set of terminals ( V ? ? = ? ) R : a set of rules ( R: V ? (V U ? )* ) S : a start symbol. Example. V = {q, f,} ? = {0, 1}

★ ★ ★ ★ ★

183 views • 17 slides
Linear Grammars

Linear Grammars

Linear Grammars. Grammars with at most one variable at the right side of a production Examples:. A Non-Linear Grammar. Grammar :. Number of in string. Another Linear Grammar. Grammar :. Right-Linear Grammars. All productions have form: Example:. or. string of

★ ★ ★ ★ ★

152 views • 10 slides

View Left linear grammar PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Left linear grammar PowerPoint presentations. You can view or download Left linear grammar presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.