INTRO AND REGULAR LANGS

Jan 28: Admin, Intro to Theory of Comp

Jan 28 DFAs

Jan 30 DFAs for Arithmetic Tricks

Jan 30 DFA Closure

Feb 4 NFAs

Feb 4 NFA Closure

Feb 6 Number of States

Feb 6 Small NFAs

Feb 11 Reg Expressions (regex)

Feb 11 HW02 solutions

Feb 13-18 regex closure

Feb 18 Recording From Feb 18

Feb 18-20 Proving Langs Not Reg

Feb 25 The 3-4-5 problem

Feb 25,27 CFL's

Feb 27 HW03 sol

Feb 27 HW04 sol

March 4 CFG's For Finite Unary Languages

Syn Correct C Programs Undecdable?

March 6 HW05 sol

March 11 CFL in P

March 13 Context Sensitive Languages

OLD MIDTERM

GUIDELINES FOR MIDTERM

March 25 Mid Review Reg, Mid Review CFL

March 27 hw06sol, hw07sol

April 1 Midterm1

April 3 Midterm Solutions

P, NP, ETC.

April 3,8 DTIME, P, EXP, NP SLIDES

April 8 More on NPC

April 15,17 Cook-Levin Thm

April 17 hw10 Solutions

April 22 Closure Properties of P and NP

April 22 Functions and Sets

April 24 Is Factoring NPC?

April 24 CLIQ TO SAT

April 24 Hw9 Solutions

OPTIONAL Is Graph Isomorphism NPC?

OPTIONAL SAT Variants and Cryarithms

OPTIONAL SAT SOLVERS

DECIDABLE & UNDECIDABLE SETS

April 29 Decidable and Undecidable

April 29? More on Hilbert's 10th Problem

Alternative Proof that HALT is undec]

S1S Decidable

S2S Decidable

Link to the MONA website-dec of WS2S