The conclusion from Q19 is the same as our lecture. However, in Q18, I notice the "strongly convex", then the question18 still gets the same convergence time result. So why does "strongly convex" contributes nothing here?

We need smoothness as well.

## About 2018 Q18

The conclusion from Q19 is the same as our lecture. However, in Q18, I notice the "strongly convex", then the question18 still gets the same convergence time result. So why does "strongly convex" contributes nothing here?

We need smoothness as well.

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