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Proof step 5 from proof dels-ignore-data (previous step)

inodekey(ino) ∈ ro ⊦ # ro = 0, ro = ∅, ∀ key. (key ∈ (ri -- datakey(ino, n)) ⊖ ro ↔ key ∈ ri ⊖ ro) ∧ (key ∈ (ri -- datakey(ino, n)) ⊖ ro → ((ri -- datakey(ino, n)) ⊖ ro)[key] = (ri ⊖ ro)[key])

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 6:
inodekey(ino) ∈ ro ⊦ # ro = 0, ro = ∅, (key ∈ (ri -- datakey(ino, n)) ⊖ ro ↔ key ∈ ri ⊖ ro) ∧ (key ∈ (ri -- datakey(ino, n)) ⊖ ro → ((ri -- datakey(ino, n)) ⊖ ro)[key] = (ri ⊖ ro)[key])

Proof step 5 from proof dels-ignore-data (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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