 Polynomially approximable resolvent point (source code)

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= Polynomially approximable resolvent point

For a closed set $K\subsetneq\mathbb C$, a point $\lambda\notin K$ is a polynomially approximable resolvent point when $z\mapsto(z-\lambda)^{-1}$ is a <uniform limit> on $K$ of complex polynomials.

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