Lemma 11 — the potential bound $\sum_t u_t^\top V_t^{-1} u_t \le n \log(r^2 T/\varepsilon + 1)$

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Lemma 11 — the potential bound $\sum_t u_t^\top V_t^{-1} u_t \le n \log(r^2 T/\varepsilon + 1)$ · Prove2Me