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Theorem px-app

⊦ px(user, p + q, st) → px(user, p, st)

Type: A user defined theorem
Validity: The proof is valid.
Features: ss, lss,
Comment:
Used by: px-to-parent,
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: px,
Used spec theorems:
- Used simplifier rules:
  - list/path/a
  - list-last/path/prefix-app