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theorem proved term proof

CE_conv_le

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formal statement (Lean)

  94private theorem CE_conv_le : ∀ m j, j ≤ m →
  95    Tendsto (fun n => f (CE f c R hf m n) j) atTop (𝓝 (CL f c R hf j)) := by

proof body

Term-mode proof.

  96  intro m j hj
  97  induction m with
  98  | zero =>
  99    have hj0 : j = 0 := Nat.le_zero.mp hj
 100    subst hj0; exact CE_conv_at f c R hf 0
 101  | succ k ih =>
 102    rcases eq_or_lt_of_le hj with hjk | hjk
 103    · subst hjk; exact CE_conv_at f c R hf (k + 1)
 104    · rw [CE_succ]
 105      exact tendsto_comp_strictMono (ih (Nat.lt_succ_iff.mp hjk)) (LE_strictMono f c R hf k)
 106
 107/-- Factoring: CE(m+p) = CE(m) ∘ ρ with ρ strictly increasing and ρ(k) ≥ k. -/

depends on (9)

Lean names referenced from this declaration's body.