Degree of Ball Maps with Maximum Geometric Rank

Fuente: arXiv
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Autore principale: Helal, Abdullah Al
Natura: Preprint
Pubblicazione: 2024
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author Helal, Abdullah Al
author_facet Helal, Abdullah Al
contents This work focuses on the degree bound of maps between balls with maximum geometric rank and minimum target dimension where this geometric rank occurs. Specifically, we show that rational proper maps between $\mathbb{B}_n$ and $\mathbb{B}_N$ with $n \geq 2$, $N = \frac{n(n+1)}{2}$, and geometric rank $n-1$ cannot have a degree of more than $n+1$.
format Preprint
id arxiv_https___arxiv_org_abs_2410_14959
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Degree of Ball Maps with Maximum Geometric Rank
Helal, Abdullah Al
Complex Variables
32H35 (Primary) 32A08, 32H02 (Secondary)
This work focuses on the degree bound of maps between balls with maximum geometric rank and minimum target dimension where this geometric rank occurs. Specifically, we show that rational proper maps between $\mathbb{B}_n$ and $\mathbb{B}_N$ with $n \geq 2$, $N = \frac{n(n+1)}{2}$, and geometric rank $n-1$ cannot have a degree of more than $n+1$.
title Degree of Ball Maps with Maximum Geometric Rank
topic Complex Variables
32H35 (Primary) 32A08, 32H02 (Secondary)
url https://arxiv.org/abs/2410.14959