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Proof step 27 from proof write-known (previous step)

mk(rs1, f) = (∅ ++ r)[r, o0], rs1 ∩ rs0 = ∅, R[rs0, f, g], ∀ r. r ∈ rs1 → g(r) = a ⊦ mk(rs1, f(r; o1)) = (∅ ++ r)[r, o1], r = null, (a[r => o1] * R)[rs1 ∪ rs0, f(r; o1), g]

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 28:
mk(rs1, f) = (∅ ++ r)[r, o0], rs1 ∩ rs0 = ∅, R[rs0, f, g], ∀ r. r ∈ rs1 → g(r) = a ⊦ mk(rs1, f(r; o1)) = (∅ ++ r)[r, o1], r = null, (a[r => o1] * R)[rs1 ∪ rs0, f(r; o1), g]

Proof step 27 from proof write-known (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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