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http://dx.doi.org/10.4134/JKMS.2010.47.5.925

REGULAR GENUS AND PRODUCTS OF SPHERES  

Spaggiari, Fulvia (DIPARTIMENTO DI MATEMATICA UNIVERSITA DI MODENA E REGGIO EMILIA)
Publication Information
Journal of the Korean Mathematical Society / v.47, no.5, 2010 , pp. 925-934 More about this Journal
Abstract
A crystallization of a closed connected PL manifold M is a special edge-colored graph representing M via a contracted triangulation. The regular genus of M is the minimum genus of a closed connected surface into which a crystallization of M regularly embeds. We disprove a conjecture on the regular genus of $\mathbb{S}\;{\times}\;\mathbb{S}^n$, $n\;{\geq}\;3$, stated in [J. Korean Math. Soc. 41 (2004), no. 3, p. 420].
Keywords
PL manifold; regular genus; product of spheres; crystallization;
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