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Proof step 41 from proof ks-RED (previous step)

∀ n0. n0 < 1 → (true → 〈RED(ks(n0); t)〉 ((even(n0) → t = K) ∧ (odd(n0) → t = K _ K))), ks(1) ≠ K _ K ⊦

User applied rule insert rewrite lemma

And obtained the following new goals

Proof step 40:
⊦ n ≠ 0 → ks(n) = ks(n -1) _ K

Rule argument

[x0lemmaarg: spec-name: termfuns instance-name: lemma-name: ks-rec-01 antecedent: succedent: n ≠ 0 → ks(n) = ks(n -1) _ K substlist: [n] → [1] add preconditions?: F is rewrite lemma?: T current spec?: F rotate lemma?: F replace all?: T paths: ((0, 0, 1, 1, 0, 1, 0)) dummy: () ]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ks(0) = K])], [EXTRATERMS : (1)]]