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Theorem is_array-union-disjoint

⊦ st1 .refs ∩ st .refs = ∅ ∧ r ∈ st1 ∧ is_array(str, r, st1) → is_array(str, r, st1 ∪ st)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 6
Used lemmas: isarray-union-disjoint, is-real-array-def-01,
Used spec theorems:
Used simplifier rules:
- set-union/references/int-empty-02
- storefunsx/refs-empty-01
- set-basic/references/ne-01
- storefuns/instore-01
- storefunsx/union-at-right-01
- set-union/references/int-c
- set-union/references/int-a