The Clebsch-Gordan coefficients with respect to various bases for unitary and orthogonal representations of and .
The conjugation representation and inner amenability of discrete groups.
The duality theorems. Cyclic representations Langlands conjectures [Book]
The energy representation of Sobolev-Lie groups
The failure of the topological Frobenius property for nilpotent Lie groups.
The irreducibility of restrictions of unitary representations of lattices.
The Mautner Phenomenon for p-adic Lie Groups.
The Primitive Ideal Space of Solvable Lie Groups.
The weak Paley-Wiener property for group extensions.
Topological Frobenius properties for nilpotent groups.
Topological Frobenius properties for nilpotent groups. II.
Topological Frobenius Reciprocity for Projective Limits of Lie Groups.
Transformation de Fourier sphérique de type