Cohomologie de Bismut-Nualart-Pardoux et cohomologie de Hochschild entiere

R Léandre - Séminaire de Probabilités XXX, 2006 - Springer
Considerons une variete compacte orientable M. Supposons qu'elle soit munie d'un groupe
periodique de diffeornorphisrnes. L'exemple typique est la sphere lorsqu'on la fait tourner le …

Cover of the Brownian bridge and stochastic symplectic action

R Léandre - Reviews in Mathematical Physics, 2000 - World Scientific
We define the universal cover of the Brownian bridge of a symplectic manifold. This allows
us to define a non-trivial functional over it called the stochastic symplectic action, and to …

Logarithmic derivatives of heat kernels and logarithmic Sobolev inequalities with unbounded diffusion coefficients on loop spaces

S Aida - Journal of Functional Analysis, 2000 - Elsevier
In this paper, we will give a sufficient condition on the logarithmic derivative of the heat
kernel under which a logarithmic Sobolev inequality (LSI, in abbreviation) on a loop space …

Stochastic analysis on product manifolds: Dirichlet operators on differential forms

S Albeverio, A Daletskii, Y Kondratiev - Journal of Functional Analysis, 2000 - Elsevier
We define a de Rham complex over a product manifold (infinite product of compact
manifolds), and Dirichlet operators on differential forms, associated with differentiable …

Laplace operators on differential forms over configuration spaces

S Albeverio, A Daletskii, E Lytvynov - Journal of Geometry and Physics, 2001 - Elsevier
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Stochastic processes on geometric loop groups, diffeomorphism groups of connected manifolds, and associated unitary representations

SV Ludkovsky - Journal of Mathematical Sciences, 2007 - Springer
This paper is devoted to the investigation of semidirect products of loop groups and
homeomorphism or diffeomorphism groups of finite-and infinite-dimensional real, complex …

Laplace operators in deRham complexes associated with measures on configuration spaces

S Albeverio, A Daletskii, Y Kondratiev… - Journal of Geometry and …, 2003 - Elsevier
Let ΓX denote the space of all locally finite configurations in a complete, stochastically
complete, connected, oriented Riemannian manifold X, whose volume measure m is infinite …

Analysis on loop spaces and topology

R Léandre - Mathematical Notes, 2002 - Springer
Analysis on Loop Spaces and Topology Page 1 Mathematical Notes, vol. 72, no. 2, 2002, pp.
212–229. Translated from Matematicheskie Zametki, vol. 72, no. 2, 2002, pp. 236–257. Original …

A stochastic approach to the Euler-Poincaré number of the loop space of a developable orbifold

R Léandre, SS Roan - Journal of Geometry and Physics, 1995 - Elsevier
A stochastic approach to the Euler-Poincar6 number of the loop space of a developable
orbifold Page 1 JOURNAL OF GEOMETRY^~D PHYSICS EI~SEVIER Journal of Geometry and …

De Rham cohomology of configuration spaces with Poisson measure

S Albeverio, A Daletskii, E Lytvynov - Journal of Functional Analysis, 2001 - Elsevier
The space ΓX of all locally finite configurations in a Riemannian manifold X of infinite volume
is considered. The deRham complex of square-integrable differential forms over ΓX …