Unipotent Algebraic Groups

Prof. Dr. Tatsuji Kambayashi, Prof. Dr. Masayoshi Miyanishi, Prof. Dr. Mitsuhiro Takeuchi (auth.)9780387069609, 0-387-06960-7

Table of contents :
On the theory of unipotent algebraic groups over an arbitrary ground field….Pages 1-4
Notations, conventions and some basic preliminery facts….Pages 5-16
Forms of vector groups; groups of Russell type….Pages 17-28
Decomposition theorems for central extensions of co $$bar m$$ utative group schemes; application to the two-dimensional unipotent groups….Pages 29-39
Wound unipotent groups….Pages 40-45
The question of commutativity for two-dimensional unipotent groups….Pages 46-57
Forms of the affine line and geometry of the groups of Russell type….Pages 58-107
Actions of unipotent group schemes….Pages 108-130
The underlying scheme of a unipotent algebraic group….Pages 131-140
The hyperalgebra of a unipotent group scheme….Pages 141-145