On the extensions of group schemes deforming G\(_a\) to G\(_m\)

DOI10.3836/tjm/1296483471zbMath1213.14080OpenAlexW2030386969MaRDI QIDQ632474

Takashi Kondo

Publication date: 25 March 2011

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

Full work available at URL: https://doi.org/10.3836/tjm/1296483471

zbMATH Keywords

extensions of group schemesaffine group schemes over local rings

Mathematics Subject Classification ID

Group schemes (14L15)

Cites Work

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• One-dimensional affine group schemes
• On the deformation of Artin-Schreier to Kummer
• A note on extensions of algebraic and formal groups. IV: Kummer-Artin-Schreier-Witt theory of degree \(p^2\)