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Proof step 7 from proof shift-1dim (previous step)

r -- _type ≠ r0 -- sk ⊦ r = r0, addarray(r, initial_value(ty), i, st[r -- _type, typeval(mkarraytype(ty))][r -- _length, intval(i)][r0 -- sk, val]) = addarray(r, initial_value(ty), i, st[r -- _type, typeval(mkarraytype(ty))][r0 -- sk, val][r -- _length, intval(i)])

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 6:
⊦ r = r0, addarray(r, initial_value(ty), i, st[r -- _type, typeval(mkarraytype(ty))][r -- _length, intval(i)][r0 -- sk, val]) = addarray(r, initial_value(ty), i, st[r -- _type, typeval(mkarraytype(ty))][r0 -- sk, val][r -- _length, intval(i)])

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ r -- sk = r0 -- sk0 ↔ ¬ ¬ (r = r0 ∧ sk = sk0)])]]