Sure, if F is X->Y where Y >= 2^X. Otherwise, I don't think so. 2011/8/5 LU Tb <lutia...@software.ict.ac.cn>: > Hi! > > does exist function F and G with the following property: > > > G(F(X1,X2,......Xi-1,Xi,Xi+1,Xi+2,......,Xn),Xi)=F(X1,X2,......Xi-1,Xi,Xi+1,Xi+2,......,Xn) > > n is limited. > > > ----- Original Message ----- > > From: Alex Pankratov > To: 'theory and practice of decentralized computer networks' > Sent: Saturday, August 06, 2011 7:02 AM > Subject: Re: [p2p-hackers] a function > This looks suspiciously like a math olympics puzzle where one first needs to > deduce which values of n are possible and then go from there. > > Alex > > ________________________________ > From: p2p-hackers-boun...@lists.zooko.com > [mailto:p2p-hackers-boun...@lists.zooko.com] On Behalf Of LU Tb > Sent: August 5, 2011 7:36 AM > To: p2p-hackers@lists.zooko.com > Subject: [p2p-hackers] a function > > Hi! > > I have a problem, anyone can help me. > > does exist a function F with the following property: > > F(F(X1,X2,......Xi-1,Xi,Xi+1,Xi+2,......,Xn),Xi)=F(X1,X2,......Xi-1,Xi,Xi+1,Xi+2,......,Xn) > > thank you! > > Tbo LU > > ________________________________ > > _______________________________________________ > p2p-hackers mailing list > p2p-hackers@lists.zooko.com > http://lists.zooko.com/mailman/listinfo/p2p-hackers > > _______________________________________________ > p2p-hackers mailing list > p2p-hackers@lists.zooko.com > http://lists.zooko.com/mailman/listinfo/p2p-hackers > >
-- Taral <tar...@gmail.com> "Please let me know if there's any further trouble I can give you." -- Unknown _______________________________________________ p2p-hackers mailing list p2p-hackers@lists.zooko.com http://lists.zooko.com/mailman/listinfo/p2p-hackers
