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Theorem startnotinH-notreachable

⊦ ¬ r ∈ H → (reachable(r, r0, H) ↔ false)

Type: A user defined theorem
Validity: The proof is valid.
Features: localsimp, simp,
Comment:
Used by: add-preserves-reachable-rev, reachable-addnew-rev, reachable-split-first,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 2
Used lemmas: path-first-in-H, reachable-def, reach-alloc,
Used spec theorems:
- Used simplifier rules:
  - list/reflist/a