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Proof step 1 from proof abs-path-h (conclusion)

∀ ino. ¬ ino ∈ files ∨ ¬ ino ∈ dirs, ∀ ino. ⌜ino⌝ ∈ tree.fids → ino ∈ files, ((abs(tree, ino) * D))(dirs) ⊦ ispath(p, ino, dirs, files) ↔ p ∈ tree

System applied rule normalize

And obtained the following new goals

Rule argument

Additional information