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Theorem good-field-01

⊦ goodfieldandtype(r, mkfs(class1, ty, fieldvar) ', st) ↔ ¬ ¬ (r -- mkfs(class1, ty, fieldvar) ' ∈ st ∧ okval(st[r -- mkfs(class1, ty, fieldvar) '], ty))

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

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Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 1
Used lemmas: good-field-field-01,
Used spec theorems:
- Used simplifier rules: