# md : dilepton analysis

- 2 leptons / 2 vertices in different jets
- each lepton tags decay / production in turn
- small statistic ( ~ ( BR)2 ) high
- Results ( ps-1 ) ( ~ 5000 evts./exp.)
  ALEPH = 0.452 0.039 0.044
  DELPHI(P) = 0.480 0.040 0.052
  L3(P) = 0.458 0.048 0.030
  OPAL = 0.430 0.043 0.028 0.030
  CDF(P) = 0.450 0.045 0.051
- Common Systematic:
  lepton sample composition

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