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Proof step 1 from proof maplet-singleton-heap (conclusion)

⊦ ((r => o))(H) ↔ r ≠ null ∧ H = (∅ ++ r)[r, o]

Heuristic simplifier applied rule simplifier

And closed the goal!

Rule argument

Additional information

Used simplifier rules: maplet: ⊦ ((r => o))(H) ↔ H = (∅ ++ r)[r, o] ∧ r ≠ null;