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Theorem wf-lexicalind

∀ b, c. (∀ b0, c0. wf1≪(b0, b) ∨ b0 = b ∧ wf2≪(c0, c) → q(b0, c0)) → q(b, c) ⊦ wf(wf1≪) ∧ wf(wf2≪) → q(b, c)

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by:
Used by units in proved state:
Proof exists?: Yes

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Infos about the proof

Proved?: Yes
Interactions: 7
Proof steps: 12
Used lemmas: wf-equiv-noethind, wf-lexical,
Used spec theorems:
- Used simplifier rules: