Lemma 4.1 — the concave closure dominates $g$ on $B$, has the same maximum, and its maximizers are $\overline{\operatorname{argmax}(g)}$

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Lemma 4.1 — the concave closure dominates $g$ on $B$, has the same maximum, and its maximizers are $\overline{\operatorname{argmax}(g)}$ · Prove2Me