Hi, Have you tried something like this: { TF3 *fun3 = new TF3("fun3","x*x+y*y+z*z-3",-2,2,-2,2,-2,2); fun3->Draw(); } OC On Mon, 6 Oct 2003, Claus Horn wrote: > Dear Rooters, > > from a scan in parameter space I have a function z(x,y), > which I would like to plott. (with z-values of 100-400) > Actually I dont wont to use a histogram as I dont wont > scattering. (Or can this be switched off ?) > But TGraph does only work for y(x), or is there a posibility > to have z(x,y) ? > Anyway, if I tryed to use a TH3F histogram, but than the > "surf" draw option which works for TH2F does not seam to work. > Probably there is an easy way which I just dont see. > I would very much apreceate any help. > > Claus Horn > > -- Org: CERN - European Laboratory for Particle Physics. Mail: 1211 Geneve 23 - Switzerland Mailbox: J25910 E-Mail: Olivier.Couet@cern.ch Phone: +41 22 7676522 WWW: http://cern.ch/Olivier.Couet/ Fax: +41 22 7677155
This archive was generated by hypermail 2b29 : Thu Jan 01 2004 - 17:50:16 MET