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Proof step 23 from proof getbar-subset (previous step)

r -- _length ∈ st, okbytearray(r, st), st ⊆ st0, j < st[r -- _length] .intval, r ∈ st, 0 ≤ j, 0 < st[r -- _length] .intval ⊦ st[r -- j '] .byteval = st0[r -- j '] .byteval

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[speclemmaarg: ,rk ∈ st ∧ st ⊆ st1 → st1[rk] = st[rk] ,[rk, st, st1] → [r -- j ', st, st0] ,F ,store ,javastore-ostorea ,superset-elem-eq ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (r -- j ', st, st0)]]