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- Newsgroups: comp.theory
- Path: sparky!uunet!zaphod.mps.ohio-state.edu!darwin.sura.net!spool.mu.edu!umn.edu!umeecs!quip.eecs.umich.edu!jordans
- From: jordans@quip.eecs.umich.edu (Jordan Stojanovski)
- Subject: Re: Is the following problem in NP?
- Message-ID: <1992Nov10.092835.10526@zip.eecs.umich.edu>
- Keywords: NP, polynomials, equations, solvability
- Sender: news@zip.eecs.umich.edu (Mr. News)
- Organization: University of Michigan EECS Dept., Ann Arbor
- References: <1992Nov10.084511.27971@CSD-NewsHost.Stanford.EDU>
- Date: Tue, 10 Nov 1992 09:28:35 GMT
- Lines: 20
-
- In article <1992Nov10.084511.27971@CSD-NewsHost.Stanford.EDU> kolount@cauchy.stanford.edu (Mihail N Kolountzakis) writes:
- >
- >INPUT: a polynomial F(x_1, ... , x_N) of bounded degree (say 10)
- >and integer coefficients (also bounded by say 100).
- >
- >OUTPUT: YES iff there are _real_ numbers x_1, ... , x_N that satisfy F=0.
- >
- >Please reply to "kolount@cauchy.stanford.edu".
- >
- >Mike Kolountzakis
- >
- >
- >
- >
-
- Yes: Since there is a finite number of polynomials of bounded degree with
- bounded integer coefficients, the solution is a table lookup, and your
- problem can be solved by a finite automaton.
-
- Jordan Stojanovski
-