Re: Prime research
- To: mathgroup at smc.vnet.net
- Subject: [mg7845] Re: Prime research
- From: Chun Che Li <ccli at math.ucla.edu>
- Date: Mon, 14 Jul 1997 03:01:24 -0400
- Organization: University of California, Los Angeles
- Sender: owner-wri-mathgroup at wolfram.com
2^256+1=2^(2^8)+1 is the eight fermat number, and is not a prime. Check out this website for more detail. http://www.utm.edu/research/primes/types.html#Fermat Charles Li On 8 Jul 1997, Your Name wrote: > Hi, > > I'm student in mathematics and have big problem with mathematica 2.0 : > > When I enter Prime[2^256+1] , mathematica give for response false. > After I calculate with my Ti-92 , and it tell me that 2^256 +1 is Prime who > can help me ? > mathematica is doing errors ! > > > Romain Pacanowski > > >