Hi Roberto, do I understand correctly that the error bars shown in the 'difference' plots repersent the uncorrelated part of the error? Cheers, Heiko On Tue, 11 Oct 2005, Roberto Sacco wrote: > > Hi all, > > I posted in > http://www.slac.stanford.edu/~sacco/mm2/mm2.html > my contribution to today's meeting. > > Cheers, > > Roberto >