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Theorem surj-def
⊦ surj(lren, rren) ↔ (∀ pa. (∃ la. pa = lren(la)) ∨ (∃ ra. pa = rren(ra)))
Type: An axiom
Validity: The proof is valid.
Features:
Comment: all actions of the product are reached.
Used by:
PCIOAut
,
PhIOAut
,
Used by units in proved state:
Proof exists?: No