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Proof step 15 from proof lift-mapex (previous step)

⊦ (r =>_)(H) ↔ !(me, O(r ; me), r =>_)(H)

User applied rule insert rewrite lemma

And obtained the following new goals

Proof step 1:
⊦ r =>_ = _∃ λ o. r => o

Rule argument

[x0lemmaarg: spec-name: maplet instance-name: lemma-name: mapex antecedent: succedent: r =>_ = _∃ λ o. r => o substlist: [r] → [r] add preconditions?: F is rewrite lemma?: T current spec?: F rotate lemma?: F replace all?: T paths: ((1, 0, 0, 1, 1, 0, 1, 2)) dummy: () ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (r)]]