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math.RT2013
Sesquilinear forms over rings with involution
Eva Bayer-Fluckiger, Daniel Moldovan
Many classical results concerning quadratic forms have been extended to forms over algebras with involution. However, not much is known in the case of forms without any symmetry pr…
math.RT2012
Hermitian Categories, extension of scalars and systems of hermitian forms
Eva Bayer-Fluckiger, Daniel Moldovan
In this paper we define a notion of Witt group for sesquilinear forms in hermitian categories, which in turn provides a notion of Witt group for sesquilinear forms over rings with…