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Proof step 2 from proof cyclic-ncyclic (previous step)

reachable-n(H, n, r, r) ⊦ reachable-n(H, 0, r, r)

User applied rule insert rewrite lemma

And obtained the following new goals

Proof step 1:
⊦ reachable-n(H, 0, r, r0) ↔ r = r0

Rule argument

[x0lemmaarg: spec-name: path-reachable instance-name: lemma-name: reachable-n-base antecedent: succedent: reachable-n(H, 0, r, r0) ↔ r = r0 substlist: [r0, r, H] → [r, r, H] add preconditions?: F is rewrite lemma?: T current spec?: F rotate lemma?: F replace all?: T paths: ((1, 0, 0)) dummy: () ]

Additional information

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