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ECS20 - W22 - Lecture 13 (7T): Induction and Recursion 2

Lecture 2022-02-15. A proof by strong induction: the Fundamental Theorem of Arithmetic. Induction on a definition: boolean formulas have the same number of left and right parentheses. Recursion as a…

From  Phil Rogaway 0 likes 106 plays 0  

ECS20 - W22 - Lecture 3 (2T): Logic 2

Review (particularly of functional completeness). More boolean operators: IMPLIES, IFF, XOR, NAND, NOR. Gates and circuits. A formal treatment of boolean formulas: syntax, truth assignments, and…

From  Phil Rogaway 0 likes 172 plays 0  

ECS 120 8a:3 introduction to NP-completeness and Boolean formulas

From  David Doty 0 likes 155 plays 0  

ECS 120 2b:3 formal definition of CFG semantics

From  David Doty 1 likes 185 plays 0  

ECS 120 2b:1 CFG introduction

From  David Doty 1 likes 228 plays 0  

ECS 120 2a:3 conventions and the tree view of regex_s

From  David Doty 1 likes 153 plays 0  

ECS 120 2a:2 regex formal definition

From  David Doty 1 likes 180 plays 0