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Proof step 38 from proof eq-leninv (previous step)

# nσ ≠ ∞, nσ[(# nσ).n - 1] = m, m + 1 = nσ[n], ⌜n⌝ < # nσ, stutf(nσ) ⊦ # nσ = ∞ ∧ (n < m0 ∧ ⌜m0⌝ < # nσ → nσ[m0] = nσ[n])

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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