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lemma proved tactic proof

w_t_rescale_with

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formal statement (Lean)

  92lemma w_t_rescale_with (cfg : Config) (P : Params) (c Tdyn τ0 : ℝ) (hc : 0 < c) :
  93  w_t_with cfg P (c * Tdyn) (c * τ0) = w_t_with cfg P Tdyn τ0 := by

proof body

Tactic-mode proof.

  94  dsimp [w_t_with]
  95  have hc0 : (c : ℝ) ≠ 0 := ne_of_gt hc
  96  have : (c * Tdyn) / (c * τ0) = Tdyn / τ0 := by field_simp [hc0]
  97  simp [this]
  98

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