Fall 2003Costas Busch - RPI1 Properties of Context-Free languages.
Fall 2006Costas Busch - RPI1 Non-regular languages (Pumping Lemma)
Fall 2006Costas Busch - RPI1 Turing’s Thesis. Fall 2006Costas Busch - RPI2 Turing’s thesis (1930): Any computation carried out by mechanical means can.
Fall 2003Costas Busch - RPI1 Decidability. Fall 2003Costas Busch - RPI2 Recall: A language is decidable (recursive), if there is a Turing machine (decider)
Costas Busch - RPI1 Standard Representations of Regular Languages Regular Languages DFAs NFAs Regular Expressions Regular Grammars.
Costas Busch - RPI1 Positive Properties of Context-Free languages.
Costas Busch - RPI1 Turing Machines. Costas Busch - RPI2 The Language Hierarchy Regular Languages Context-Free Languages ? ?
Costas Busch - RPI1 More Applications of the Pumping Lemma.
Fall 2006Costas Busch - RPI1 Languages. Fall 2006Costas Busch - RPI2 Language: a set of strings String: a sequence of symbols from some alphabet Example:
