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Theorem subset
⊦ h0 ⊆ h1 ↔ (∀ r. (r ∈ h0 → r ∈ h1) ∧ (r ∈ h0 → h0(r) = h1(r)))
Type: An axiom
Validity: The proof is valid.
Features:
Comment:
Used by:
add-subset
,
disj-union-diff
,
emp-subset
,
subset-addnew
,
subset-at
,
subset-emp
,
subset-in
,
subset-refl
,
subset-trans
,
subset-uni
,
union-subset
,
Used by units in proved state:
linked-list
,
separation-rg
,
dlinked-list
,
maplet
,
linked-tree
,
ex-maplet
,
Proof exists?: No