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structure definition def or abbrev

BayesianFilteringCert

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formal statement (Lean)

  59structure BayesianFilteringCert where
  60  evidence_positive : ∀ (prior : ProbDist ι) (L : Likelihood ι Obs) (o : Obs),
  61    0 < evidence prior L o
  62  bayes_step_update : ∀ (prior : ProbDist ι) (L : Likelihood ι Obs) (o : Obs) (i : ι),
  63    (bayesStep prior L o).prob i =
  64      prior.prob i * L.like o i / evidence prior L o
  65

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