On the size of the fibers of spectral maps induced by semialgebraic embeddings

DOI10.1002/mana.201500119zbMath1375.14192arXiv1403.8059OpenAlexW2105699307MaRDI QIDQ2830665

José F. Fernando

Publication date: 28 October 2016

Published in: Mathematische Nachrichten (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1403.8059

zbMATH Keywords

semialgebraic setspectral mapsemialgebraic functionZariski spectrum\texttt{sa}-tuplefinite fiberinfinite fibersingleton fibersuitably arranged \texttt{sa}-tuple

Mathematics Subject Classification ID

Fields related with sums of squares (formally real fields, Pythagorean fields, etc.) (12D15) Semialgebraic sets and related spaces (14P10) Real-valued functions in general topology (54C30) Triangulation and topological properties of semi-analytic andsubanalytic sets, and related questions (32B25)

Related Items (3)

Counting isolated points outside the image of a polynomial map ⋮ On the remainder of the semialgebraic Stone-Čech compactification of a semialgebraic set ⋮ Spectral maps associated to semialgebraic branched coverings

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