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Theorem reachls-def
⊦ reach<(a, b, n) ↔ (∃ m. m < n ∧ reach(a, b, m))
Type: An axiom
Validity: The proof is valid.
Features:
Comment:
Used by:
reachless-edge
,
reachless-next
,
reachless-one
,
reachless-succ
,
reachless-succ-edge
,
reachless-zero
,
Used by units in proved state:
BFS
,
INV
,
Proof exists?: No