## The Crystals Associated to Barsotti-Tate Groups: With Applications to Abelian Schemes, Issue 264 |

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### Contents

Introduction | 1 |

Conventions | 10 |

The Relation between BarsottiTate and Formal | 23 |

Copyright | |

5 other sections not shown

### Other editions - View all

The Crystals Associated to Barsotti-Tate Groups: With Applications to ... William Messing Limited preview - 2006 |

The Crystals Associated to Barsotti-Tate Groups: With Applications to ... William Messing No preview available - 1972 |

### Common terms and phrases

abelian scheme abelian variety affine scheme algebra assume augmentation ideal B. T. group Barsotti-Tate group base change bi-algebra canonical isomorphism canonical lifting Cartier dual co-algebra commutative diagram compatible completes the proof condition Corollary corresponding Cospec crystals IE defined definition denote direct limit E_(u element epimorphism equivalence of categories etale exact sequence exponential faithfully flat fiber finite and locally finite and locally-free finite presentation finite type formal Lie group formally smooth functor give given group G group scheme hence homomorphism Horn G hypothesis IE G implies ind-etale induces isomorphism kernel Lemma Let G Lie E(G Lie F Lie G Lie H linear locally free locally nilpotent morphism morphism G nilpotent divided powers Noetherian notation obtain obvious open set p-divisible p-torsion phism proposition prove radiciel Remark restriction ring S-group S-scheme satisfies sheaf sheaves Spec surjective theorem topology unique universal extension Zariski topology