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Proof step 24 from proof divi-sub (previous step)

m * n = n1 + m * n2 ⊦ n < n2, ∃ n0. m * n0 = n1

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 25:
m * n = n1 + m * n2, n2 ≤ n ⊦ ∃ n0. m * n0 = n1

Rule argument

Additional information

Used simplifier rules: lels: ⊦ ¬ m < n ↔ n ≤ m; from specification nat