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- Xref: sparky sci.math:14912 comp.theory:2408
- Newsgroups: sci.math,comp.theory
- Path: sparky!uunet!pipex!warwick!pavo.csi.cam.ac.uk!gjm11
- From: gjm11@cus.cam.ac.uk (G.J. McCaughan)
- Subject: Re: NP Completeness Question
- Message-ID: <1992Nov13.134642.25307@infodev.cam.ac.uk>
- Sender: news@infodev.cam.ac.uk (USENET news)
- Nntp-Posting-Host: apus.cus.cam.ac.uk
- Organization: U of Cambridge, England
- References: <1dpkkeINNad2@mizar.usc.edu> <BxMu2J.2JD@watserv1.uwaterloo.ca>
- Date: Fri, 13 Nov 1992 13:46:42 GMT
- Lines: 18
-
- In article <BxMu2J.2JD@watserv1.uwaterloo.ca> nrswart@phonon.uwaterloo.ca (Nicholas R. Swart) writes:
-
- >Professor E.R. Swart of the Computer Science Department at the University
- >of Guelph, has recently developed a polynomial-sized linear programing
- >formulation of the graph isomorphism problem and he has been able to show
- >that with minor modifications, this same formulation can be used to solve
- >the Hamilton tour, clique and other subgraph isomorphism problems.
- >
- >This proves that P=NP and all NP-complete and all other NP problems thus
- >have polynomial time algorithms.
- >
- >So to answer your question, 1 and 2 are probably both polynomial.
-
- This *is* a joke, isn't it?
-
- --
- Gareth McCaughan Dept. of Pure Mathematics & Mathematical Statistics,
- gjm11@cus.cam.ac.uk Cambridge University, England. [Research student]
-