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Theorem validrefkeynotnull-has-field

⊦ validrefkeynotnull(str, rk, mkclasstype(class), st) ∧ sk ∈ instfields(class) ∧ is_fskey(sk) → st[rk] .refval -- sk ∈ st

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 5
Proof steps: 13
Used lemmas: junkref-is-junk, validref-def, validrefnotnull-def, validrefnotnull-notnull, validrefvalnotnull-def, validrefkeynotnull-def,
Used spec theorems:
- Used simplifier rules: