17CS54 Automata theory and Computability syllabus for IS



A d v e r t i s e m e n t

Module-1 Why study the Theory of Computation, Languages and Strings 10 hours

Why study the Theory of Computation, Languages and Strings: Strings,
Languages. A Language Hierarchy, Computation,

Finite State Machines(FSM): Deterministic FSM, Regular languages, Designing FSM,
Nondeterministic FSMs, From FSMs to Operational Systems, Simulators for
FSMs, Minimizing FSMs, Canonical form of Regular languages, Finite State
Transducers, Bidirectional Transducers.

Module-2 Regular Expressions (RE) 10 hours

Regular Expressions (RE): what is a RE?, Kleene’s theorem, Applications of REs, Manipulating and Simplifying REs.

Regular Grammars: Definition,Regular Grammars and Regular languages.

Regular Languages (RL) and Nonregular Languages: How many RLs, To show that a language is regular, Closure properties of RLs, to show some languages are not RLs.

Module-3 Context-Free Grammars(CFG) 10 hours

Context-Free Grammars(CFG): Introduction to Rewrite Systems and Grammars, CFGs and languages, designing CFGs, simplifying CFGs, proving that a Grammar is correct, Derivation and Parse trees, Ambiguity, Normal Forms.

Pushdown Automata (PDA): Definition of non-deterministic PDA, Deterministic and Non-deterministic PDAs, Non-determinism and Halting, alternative equivalent definitions of a PDA, alternatives that are not equivalent to PDA.

Module-4 Context-Free and Non-Context-Free Languages 10 hours

Context-Free and Non-Context-Free Languages: Where do the Context-Free Languages(CFL) fit, Showing a language is context-free, Pumping theorem for CFL, Important closure properties of CFLs, Deterministic CFLs.

Algorithms and Decision Procedures for CFLs: Decidable questions, Un-decidable questions. Turing Machine: Turing machine model, Representation, Language acceptability by TM, design of TM, Techniques for TM construction.

Module-5 Variants of Turing Machines (TM) 10 hours

Variants of Turing Machines (TM), The model of Linear Bounded automata: Decidability: Definition of an algorithm, decidability, decidable languages, Undecidable languages, halting problem of TM, Post correspondence problem.

Complexity: Growth rate of functions, the classes of P and NP,

Quantum Computation: quantum computers, Church-Turing thesis.

Last Updated: Tuesday, January 24, 2023