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Undergrad Complexity at CMU - Problems in P

Ryan O'Donnell via YouTube

Overview

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This lecture introduces polynomial-time complexity through the classes P and EXP, time hierarchy results, and concrete problems such as graph coloring, clique, paths, and longest common subsequence. It emphasizes brute-force solutions, running-time analysis, and polynomial-time algorithms.

Syllabus

Time Hierarchy Theorem
New Complexity Class
What is P
Natural problems
Goal of computer science
Bruteforce algorithms
Problems in P
Running time
Paths
Breadthfirst search
Two coloring
Two coloring algorithm
Three coloring algorithm
Longest common subsequence
Brute force solution
Recursion

Taught by

Ryan O'Donnell

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