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Theorem ext

⊦ ha0 = ha1 ↔ (∀ r. (r ∈ ha0 ↔ r ∈ ha1) ∧ (r ∈ ha0 → ha0[r]o = ha1[r]o ∧ ha0[r]a = ha1[r]a))

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 7
Used lemmas: sela-def, selo-def,
Used spec theorems:
- heap/heap-aux-inst/ext
Used simplifier rules:
- obj-aux/elim-timtim
- obj-aux/inj-timtim