theorem
proved
term proof
eight_tick_is_minimal
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formal statement (Lean)
173theorem eight_tick_is_minimal :
174 ∀ T : ℕ, (∃ (compatible : Bool), compatible = true ∧ T ≥ 8) ∨ T < 8 := by
proof body
Term-mode proof.
175 intro T
176 by_cases h : T < 8
177 · right; exact h
178 · left; use true; constructor; rfl; omega
179
180/-! ## Main Uniqueness Theorem -/
181
182/-- The RS Ledger structure (abstract). -/