CS151 Complexity Theory Lecture 4 April 11, 2013.
Lecture15x (1)
Polynomial-time reductions We have seen several reductions:
–Def: A language L is in BPP c,s ( 0 s(n) c(n) 1, n N) if there exists a probabilistic poly-time TM M s.t. : 1. w L, Pr[M accepts w] c(|w|),
CSCI 2670 Introduction to Theory of Computing November 10, 2005.
Introduction to the Analysis of Complexity
Intractable Problems
Non-Approximability Results. Summary -Gap technique -Examples: MINIMUM GRAPH COLORING, MINIMUM TSP, MINIMUM BIN PACKING -The PCP theorem -Application:
Deterministic and Randomized Quicksort Andreas Klappenecker.
CS21 Decidability and Tractability
![–Def: A language L is in BPP c,s ( 0 s(n) c(n) 1, n N) if there exists a probabilistic poly-time TM M s.t. : 1. w L, Pr[M accepts w] c(|w|),](https://static.fdocuments.in/doc/330x215/56649d545503460f94a31993/def-a-language-l-is-in-bpp-cs-0-sn-cn-1-n-n.jpg)
