History of tag 047O
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changed the statement
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2010-05-28 |
25e9b07 |
Group schemes in characteristic zero are reduced
David Rydh noticed this question in the stacks project and
emailed me the reference to David Perrin's work.
TODO: I now realize that we need to add the material on the
connected component of the identity of a group scheme over a field.
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assigned tag 047O
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2010-02-20 |
677b58a
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Tags: Added new tags
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changed the statement
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2010-02-15 |
4c28295 |
Groupoids: More properties of group schemes over fields
Smoothness in characteristic zero (finite type case)
Smoothness if reduced over perfect field
Open subgroups are closed
Locally closed subgroups are closed
Existence of open and closed subgroup scheme which is a
countable union of affine opens
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created statement with label remark-when-reduced in groupoids.tex
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2010-02-15 |
e51788a |
Groupoids: Cartier's theorem
Any group scheme of finite type over a characteristic zero field
is reduced. We also added some general lemmas on group schemes.
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