lemma
proved
tactic proof
lcm_8_45_div_8
show as:
view Lean formalization →
formal statement (Lean)
26lemma lcm_8_45_div_8 : Nat.lcm 8 45 / 8 = 45 := by
proof body
Tactic-mode proof.
27 have h := lcm_8_45_eq_360
28 have : 360 / 8 = 45 := by decide
29 simpa [h] using this
30
31/-- Exact cycle counts: lcm(8,45)/45 = 8. -/