Den torsdagen den 1:e augusti 2013 kl. 23:30:58 UTC+2 skrev Virgil: > In article <email@example.com>, > > firstname.lastname@example.org wrote: > > > > > The convergents of a continued fraction expansion of x give the best > > > rational approximations to x. > > > > But unless one of those convergents is EXACTLY equal to that x, > > that x is not itself rational. > > > > And being merely "close" does not count! > > --
If i show that a continued fraction converge to a limit, it doesn't mean that i can use the number of vertices to find the limit but that i can show the sequense is convergent.