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Theorem reachable-n-trans

⊦ reachable-n(H, n, r, r0) ∧ reachable-n(H, n0, r0, r1) → (¬ reachable-n(H, n + n0, r, r1) ↔ false)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 6
Used lemmas: reachable-1-def, reachable-n-rec, reachable-n-base,
Used spec theorems:
- Used simplifier rules: