Regularization of planar Filippov Systems near a codimension one singularity
Linear series, degenerations, and curve geometry beyond the complex numbers
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Author(s): |
Total Authors: 3
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Affiliation: | [1] Emory Univ, Dept Math & Comp Sci, Atlanta, GA 30322 - USA
[2] Univ Montana, Dept Math Sci, Missoula, MT 59801 - USA
[3] Univ Sao Paulo, Inst Ciencias Matemat & Comp, BR-13560970 Sao Carlos, SP - Brazil
Total Affiliations: 3
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Document type: | Journal article |
Source: | ADVANCES IN MATHEMATICS; v. 226, n. 5, p. 4316-4337, MAR 20 2011. |
Web of Science Citations: | 6 |
Abstract | |
We construct indecomposable and noncrossed product division algebras over function fields of connected smooth curves X over Z(p). This is done by defining an index preserving morphism s: Br(<(K(X))over cap>)' --> Br(K(X))' which splits res : Br(K (X)) --> Br(<(K(X))over cap>), where <(K(X))over cap> is the completion of K (X) at the special fiber, and using it to lift indecomposable and noncrossed product division algebras over <(K(X))over cap>. (C) 2010 Elsevier Inc. All rights reserved. (AU) |