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Theorem cyclic-one

⊦ st[r -- fs '] = refval(r) ∧ is_obj(str, r, st) ∧ fs ' ∈ instfields(st[r -- _type] .type .class) ∧ st[r -- _type] .type ≤ fs .type → cyclic(str, r, 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: 12
Used lemmas: validrefs-one, validrefs-class, cyclic-def-simple,
Used spec theorems:
- Used simplifier rules:
  - addfuns/is_valid_ref-isobj
  - fieldspec/elim
  - javavalue/sel-09
  - javavalue/test-19
  - list/references/first
  - list/references/e
  - typefuns/ref
  - list/references/c-08
  - list/references/a
  - list/references/in-17
  - list-dup/references/c
  - list-dup/references/dups-cons