A case of extensions of group schemes over a discrete valuation ring

DOI10.21099/tkbjm/1496161466zbMath0755.14014OpenAlexW2092152989MaRDI QIDQ1174671

Noriyuki Suwa, Tsutomu Sekiguchi

Publication date: 25 June 1992

Published in: Tsukuba Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.21099/tkbjm/1496161466

zbMATH Keywords

deformationsextensions of group schemes over a discrete valuation ringNéron blow up

Mathematics Subject Classification ID

Commutative rings defined by factorization properties (e.g., atomic, factorial, half-factorial) (13F15) Group schemes (14L15) Local deformation theory, Artin approximation, etc. (14B12)

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