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Theorem Size-insert

⊦ ¬ a ∈ st → # insert(a, d, st) = # st + 1

Type: A proof obligation
Validity: The proof is valid.
Features:
Comment: |- not a \in st -> # st[a, d] = # st + 1
Used by:
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:
Used spec theorems:
- store/Size-insert
Used simplifier rules:
- lookup/insert-def