Tag Archives: Parseval’s identity

Parseval’s identity and Liouville’s theorem

Unlike polynomials power series do not grow uniformly. For instance, if $n \geq 1$, \[P(z) = a_n z^n + \cdots + a_1 z + a_0, \] and $a_n \neq 0$, then $P(z) \sim a_n z^n$. In particular, $|P(z)| \to \infty$ … Continue reading

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