Dec 22, 2025  
2014-2015 Undergraduate Catalog 
    
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CS 456 - Automata and Formal Languages


Regular expressions. Regular, context-free, and unrestricted grammars. Finite and pushdown autoamata. Turing machines and the halting problem; introduction to decidability.

Credits 3
Prerequisites   and  .
Notes  This course is crosslisted with CS 656. Credit at the 600-level requires additional work.