Abstract
We systematically study quasi-sections of morphisms of log schemes. As applica-tions, we prove exact log flat descents. Our main tool is the structure theorem of $\mathbb{Q}$-integral homomorphisms of monoids.
Citation
Chikara Nakayama. "Quasi-sections in log geometry." Osaka J. Math. 46 (4) 1163 - 1173, December 2009.
Information
Published: December 2009
First available in Project Euclid: 15 December 2009
zbMATH: 1203.14006
MathSciNet: MR2604925
Subjects:
Primary:
14A20
Secondary:
14A15
Rights: Copyright © 2009 Osaka University and Osaka City University, Departments of Mathematics