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Proof step 11 from proof Sep-distribute-true (previous step)

nP ⊗_(n + 1, m0) * true = (λ n0. nP(n0) * true)⊗_(n + 1, m0) * true ⊦ nP(n) * nP ⊗_(n + 1, m0) * true = true * nP(n) * (λ n0. nP(n0) * true)⊗_(n + 1, m0)

User applied rule insert equation

And closed the goal!

Rule argument

pos: left 1 flags: discard

Additional information

Used simplifier rules: sep-ass: ⊦ (P0 * P1) * P2 = P0 * P1 * P2; from specification heap-sep%sep-com: ⊦ P0 * P1 = P1 * P0; from specification heap-sep