(TFile *) 0x438f4c0 Formula based function: sqroot sqroot : x*gaus(0) + [3]*form1 Ndim= 1, Npar= 4, Number= 0 Formula expression: x*[p0]*exp(-0.5*((x-[p1])/[p2])*((x-[p1])/[p2]))+[p3]*(abs(sin(x)/x)) **************************************** Minimizer is Minuit2 / Migrad Chi2 = 202.552 NDf = 188 Edm = 2.91887e-08 NCalls = 149 p0 = 32.6905 +/- 0.533225 p1 = 3.97178 +/- 0.0177951 p2 = 1.0081 +/- 0.0133754 p3 = 63.3732 +/- 1.33997 TFile** /github/home/ROOT-CI/build/tutorials/hsimple.root Demo ROOT file with histograms TFile* /github/home/ROOT-CI/build/tutorials/hsimple.root Demo ROOT file with histograms KEY: TH1F hpx;1 This is the px distribution KEY: TH2F hpxpy;1 py vs px KEY: TProfile hprof;1 Profile of pz versus px KEY: TNtuple ntuple;1 Demo ntuple i 0 0.000000 1.986693 i 1 0.100000 2.955202 i 2 0.200000 3.894183 i 3 0.300000 4.794255 i 4 0.400000 5.646425 i 5 0.500000 6.442177 i 6 0.600000 7.173561 i 7 0.700000 7.833269 i 8 0.800000 8.414710 i 9 0.900000 8.912074 i 10 1.000000 9.320391 i 11 1.100000 9.635582 i 12 1.200000 9.854497 i 13 1.300000 9.974950 i 14 1.400000 9.995736 i 15 1.500000 9.916648 i 16 1.600000 9.738476 i 17 1.700000 9.463001 i 18 1.800000 9.092974 i 19 1.900000 8.632094 i 0 -3.000000 -0.989992 i 1 -2.684211 -0.897212 i 2 -2.368421 -0.715699 i 3 -2.052632 -0.463406 i 4 -1.736842 -0.165284 i 5 -1.421053 0.149185 i 6 -1.105263 0.448899 i 7 -0.789474 0.704219 i 8 -0.473684 0.889894 i 9 -0.157895 0.987561 i 10 0.157895 0.987561 i 11 0.473684 0.889894 i 12 0.789474 0.704219 i 13 1.105263 0.448899 i 14 1.421053 0.149185 i 15 1.736842 -0.165284 i 16 2.052632 -0.463406 i 17 2.368421 -0.715699 i 18 2.684211 -0.897212 i 19 3.000000 -0.989992 tornado : Real Time = 0.00 seconds Cpu Time = 0.00 seconds na49 : Real Time = 0.00 seconds Cpu Time = 0.01 seconds geometry : Real Time = 0.01 seconds Cpu Time = 0.01 seconds na49view : Real Time = 0.00 seconds Cpu Time = 0.00 seconds **************************************** Minimizer is Linear / Migrad Chi2 = 16.5378 NDf = 68 p0 = 1.04821 +/- 0.226552 p1 = 0.0133784 +/- 0.0420448 p2 = 0.956034 +/- 0.0245116 ntuple1 : Real Time = 0.05 seconds Cpu Time = 0.05 seconds ---------------ROOT 6.41.01 benchmarks summary-------------------- tornado : Real Time = 0.00 seconds Cpu Time = 0.00 seconds na49 : Real Time = 0.00 seconds Cpu Time = 0.01 seconds geometry : Real Time = 0.01 seconds Cpu Time = 0.01 seconds na49view : Real Time = 0.00 seconds Cpu Time = 0.00 seconds ntuple1 : Real Time = 0.05 seconds Cpu Time = 0.05 seconds TOTAL : Real Time = 0.07 seconds Cpu Time = 0.07 seconds ---------------ROOT 6.41.01 benchmarks summary (in ROOTMARKS)----- For comparison, a Pentium IV 2.4Ghz is benchmarked at 600 ROOTMARKS tornado = 81760.31 RealMARKS, = inf CpuMARKS na49 = 300210.22 RealMARKS, = 83400.00 CpuMARKS geometry = 11725.99 RealMARKS, = 10800.00 CpuMARKS na49view = 4393.48 RealMARKS, = inf CpuMARKS ntuple1 = 3515.14 RealMARKS, = 3240.00 CpuMARKS **************************************************** * Your machine is estimated at 29414.31 ROOTMARKS * ****************************************************