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math.AG2016
Symmetric correspondences on quadrics
Raphaël Fino
We prove a result comparing the rationality of some elementary algebraic cycles introduced by Alexander Vishik, defined on orthogonal grassmannians, with the rationality of some al…
math.AG2016★ 1 cited
-invariant of hermitian forms over quadratic extensions
Raphaël Fino
We develop the version of the -invariant for hermitian forms over quadratic extensions in a similar way Alexander Vishik did it for quadratic forms. This discrete invariant cont…