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Proof step 38 from proof RED-complete (previous step)

t =>* t', irred(t') ⊦ 〈RED(t; t0)〉 t0 = t'

User applied rule insert rewrite lemma

And obtained the following new goals

Proof step 1:
⊦ t =>* t' ↔ (∃ n. (=> ^ n)(t, t'))
Proof step 37:
∃ n. (=> ^ n)(t, t'), irred(t') ⊦ 〈RED(t; t0)〉 t0 = t'

Rule argument

[x0lemmaarg: spec-name: reduce instance-name: lemma-name: reduce-def antecedent: succedent: t =>* t' ↔ (∃ n. (=> ^ n)(t, t')) substlist: [t', t] → [t', t] add preconditions?: F is rewrite lemma?: T current spec?: F rotate lemma?: F replace all?: T paths: ((0, 0, 0)) dummy: () ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (t', t)]]