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2021-01-12から1日間の記事一覧

The norm of polynomial maps

This excerpt from https://arxiv.org/abs/1311.6170 summarizes basic facts on the norm of polynomial maps. Recall that the norm $\Vert \theta \Vert _{R/Z}\in [0,1/2]$ of a real number $\theta $ is the distance from $\theta $ to the closest i…