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Marco De Ieso

Publications and source records attributed to Marco De Ieso.

3 recordsLinked to original sources

Existence de normes invariantes pour GL_2

Breuil et Schneider formulated a conjecture on the equivalence of the existence of invariant norms on certain locally algebraic representations of GL_d(F) and the existence of certain de Rham representations of Gal(\bar(Q_p)/F)$, where F is a finite extension of Q_p. In this paper we prove that in the case d = 2 and under some conditions, the existence of certains admissible filtrations implies the existence of invariant norms.

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Sur certains complétés unitaires universels explicites pour GL_2(F)

In this paper we give an explicit description of the universal unitary completion of certain locally Q_p-analytic representations of GL_2(F), where F is a finite extension of Q_p (this generalizes some results of Berger-Breuil for F=Q_p). To this aim, we make use of certain Banach spaces of C^r functions on O_F (for r a positive real number) introduced by the author.

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Espaces de fonctions de classe C^r sur O_F

In this paper we introduce a class of Banach spaces of functions of class C^r (where r is a positive real number) and the associated dual spaces of distributions of order r, which turn out to be useful in p-adic Langlands theory. We construct a Banach basis for these spaces and we give a criterion for telling when a linear form on a space of locally Q_p-polynomial functions extends to a distribution of order r. This generalises the classical results of Amice-Vélu and Vishik.

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