A Calabi-Yau threefold with Brauer group  <IMG WIDTH="77" HEIGHT="43" ALIGN="MIDDLE" BORDER="0" SRC="/proc/2008-136-01/S0002-9939-07-08840-5/gif-title0/img1.gif" ALT="$ (mathbb{Z}/8mathbb{Z})^2$">期刊界 All Journals 搜尽天下杂志传播学术成果专业期刊搜索期刊信息化学术搜索

A Calabi-Yau threefold with Brauer group $(mathbb{Z}/8mathbb{Z})^2$

Authors:	Mark Gross Simone Pavanelli

Affiliation:	Department of Mathematics, University of California-San Diego, 9500 Gilman Drive, La Jolla, California 92093-0112 ; Nextra Investment Management SGR, Piazza Cadorna 3, 20123 Milano, Italy

Abstract:	We compute the Brauer group of a Calabi-Yau threefold discovered by the first author and Sorin Popescu, and find it is $(mathbb{Z}/8 mathbb{Z})^2$ , the largest known Brauer group of a non-singular Calabi-Yau threefold.

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