TH::Divide create Sumw2 if binomial errors are requested
TH::Divide create Sumw2 if binomial errors are requested

request wouldn't make sense otherwise
cf https://root-forum.cern.ch/t/th2-tefficiency-example/

olifre/root,olifre/root,olifre/root,root-mirror/root,karies/root,root-mirror/root,karies/root,root-mirror/root,root-mirror/root,olifre/root,root-mirror/root,karies/root,karies/root,karies/root,karies/root,karies/root,root-mirror/root,root-mirror/root,karies/root,olifre/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,olifre/root,olifre/root,karies/root,olifre/root,root-mirror/root,root-mirror/root,olifre/root,karies/root,olifre/root