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Bases of total Witt groups and lax-similitude

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Abstract

We explain how to work with total Witt groups, more specifically, how to circumvent the classical embarrassment of making choices for line bundles up to isomorphisms and up to squares.

Dates and versions

hal-00604020 , version 1 (27-06-2011)

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Paul Balmer, Baptiste Calmès. Bases of total Witt groups and lax-similitude. 2011. ⟨hal-00604020⟩

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UNIV-ARTOIS INSMI
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