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Marc Vicuna
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Hi Tianyi, Honestly don't try to understand it, it seems to be a mistake. It took me a while to understand what was going on. I'm a mathematician in discrete mathematics, so I have limited knowledge of complex analysis. When I wrote that lesson, I...
THANK YOU! Noted already, actually :) I will look forward to more exercises~
Hello Peter, Indeed, as Dave pointed out, you're basically abusing of the [properties of expectation][1]. Notice f(E(x)) is equal to E(f(x)) if f(x) is a linear function. For non-linear functions, f(E(x)) is not equal to E(f(x)). Norm is not a...
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