Slide 1Lecture 07: Theory of Automata:08 Properties of Regular Languages Slide 2 Lecture 07: Theory of Automata:08 2 Lecture Objective Closure Properties Complementation…

Slide 11 Let’s Recapitulate Slide 2 2 Regular Languages DFAs NFAs Regular Expressions Regular Grammars Slide 3 3 A standard representation of a regular language : A DFA…

Slide 1 Applied Computer Science II Chapter 2 : Context-free languages Prof. Dr. Luc De Raedt Institut für Informatik Albert-Ludwigs Universität Freiburg Germany Slide…

Slide 1 1 More Properties of Regular Languages Slide 2 2 We have proven Regular languages are closed under: Union Concatenation Star operation Reverse Slide 3 3 Namely, for…

Slide 1 Costas Busch - RPI1 Standard Representations of Regular Languages Regular Languages DFAs NFAs Regular Expressions Regular Grammars Slide 2 Costas Busch - RPI2 When…

Slide 1 1 The Pumping Lemma for Context-Free Languages Slide 2 2 Take an infinite context-free language Example: Generates an infinite number of different strings Slide 3…

Slide 1 1 More Applications of the Pumping Lemma Slide 2 2 The Pumping Lemma: Given a infinite regular language there exists an integer for any string with length we can…

Slide 1 Courtesy Costas Busch - RPI1 Non-regular languages Slide 2 Courtesy Costas Busch - RPI2 Regular languages Non-regular languages Slide 3 Courtesy Costas Busch - RPI3…

Slide 1 Fall 2004COMP 3351 Standard Representations of Regular Languages Regular Languages DFAs NFAs Regular Expressions Regular Grammars Slide 2 Fall 2004COMP 3352 When…

Slide 1 Prof. Busch - LSU1 Non-regular languages (Pumping Lemma) Slide 2 Prof. Busch - LSU2 Regular languages Non-regular languages Slide 3 Prof. Busch - LSU3 How can we…