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def definition def or abbrev

tick_within_epoch

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formal statement (Lean)

  57def tick_within_epoch (t : Tick) : Fin 8 :=

proof body

Definition body.

  58  ⟨t.index % 8, Nat.mod_lt _ (by norm_num)⟩
  59
  60/-! ## Ledger State and Temporal Progression -/
  61
  62/-- A ledger state at a given tick. The state space is indexed by ticks,
  63    not by a continuous time parameter. -/

depends on (16)

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