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lemma proved term proof

int_mul_log_phi_valid_step

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formal statement (Lean)

  62lemma int_mul_log_phi_valid_step (n : ℤ) :
  63    ValidStep (n * Real.log phi) :=

proof body

Term-mode proof.

  64  ⟨n, rfl⟩
  65
  66/-! ## 8-tick trajectory structure -/
  67
  68/-- A valid 8-tick trajectory: 8 steps each in (ln φ)·ℤ that sum to zero. -/

depends on (8)

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