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Proof step 5 from proof pathex-subset-02 (previous step)

st ⊆ st0, path∃(str, r, r1, st) ⊦ junkref(str, r, st), path∃(str, r, r1, st0)

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[crewrite-arg: pathex-subset , F , [st, ty, st0, r1, r, str] → [st, st[r -- _type] .type, st0, r1, r, str] ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (st, st[r -- _type] .type, st0, r1, r, str)]]