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Theorem validrefs-one

⊦ validrefs(str, r ', ty, st) ↔ r = jvmref ∨ r ≠ jvmref ∧ is_valid_ref(str, r, st) ∧ st[r -- _type] .type ≤ ty

Type: A user defined theorem
Validity: The proof is valid.
Features:
Comment:
Used by: cyclic-addobj, cyclic-one, exvalidrefs, exvalidrefs-03, exvalidrefs-maxlength, exvalidrefs-nodups, junkrefs-put-nopathexplus-equiv, pathex-not-is-validref, pathex-one, pathex-put-cyclic, pathex-put-pathex-array-refval, pathex-putstatfield, validref-nopath-superset, validrefs-append, validrefs-applast-array, validrefs-applast-class, validrefs-bytearray, validrefs-del-junkrefs, validrefs-junkrefs, validrefs-junkrefs-01, validrefs-lastelem, validrefs-put-badclassfield, validrefs-put-last, validrefs-put-notin-01, validrefs-put-notin-02, validrefs-putbar-01, validrefs-putbyte, validrefs-putbyte-01, validrefs-putbyte-field, validrefs-putshort-field, validrefs-trans-01, validrefs-type,
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 7
Proof steps: 11
Used lemmas: validrefs-array, validrefs-class, validrefs-is-junk, validrefs-null-01,
Used spec theorems:
- addfuns/is-valid-ref-stronger-def
Used simplifier rules:
- list/references/a
- list/references/app