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We extend the noncommutative residue of M. Wodzicki on compactly supported classical pseudo-differential operators of order $-d$ and generalise A. Connes' trace theorem, which states that the residue can be calculated using a singular trace…

Functional Analysis · Mathematics 2012-12-21 Nigel Kalton , Steven Lord , Denis Potapov , Fedor Sukochev

We develop the theory of modulated operators in general principal ideals of compact operators. For Laplacian modulated operators we establish Connes' trace formula in its local Euclidean model and a global version thereof. It expresses…

Functional Analysis · Mathematics 2020-07-21 Magnus Goffeng , Alexandr Usachev

In this paper we give formulae for the Dixmier trace and the noncommutative residue (also called Wodzicki's residue) of pseudo-differential operators by using the notion of global symbol. We consider both cases, compact manifolds with or…

Differential Geometry · Mathematics 2018-08-06 Duván Cardona , César Del Corral

For a pseudodifferential operator $S$ of order 0 acting on sections of a vector bundle $B$ on a compact manifold $M$ without boundary, we associate a differential form of order dimension of $M$ acting on $C^\infty(M)\times C^\infty(M)$.…

Differential Geometry · Mathematics 2007-05-23 William J. Ugalde

Let M be a closed manifold and let CL(M) be the algebra of classical pseudodifferential operators. The aim of this note is to classify trace functionals on the subspaces CL^a(M) of CL(M) of operators of order a. CL^a(M) is a CL^0(M)-module…

Operator Algebras · Mathematics 2013-06-04 Matthias Lesch , Carolina Neira Jiménez

Let $G$ be an arbitrary compact Lie group. In this work we apply the method of the analytic continuation of traces in order to compute the Wodzicki residue for a classical pseudo-differential operator on $G$ in terms of its matrix-valued…

Differential Geometry · Mathematics 2022-02-02 Duván Cardona

Let M be a closed manifold. We show that the Kontsevich-Vishik trace, which is defined on the set of all classical pseudodifferential operators on M, whose (complex) order is not an integer greater than or equal to -dim M, is the unique…

Functional Analysis · Mathematics 2007-05-23 Lidia Maniccia , Elmar Schrohe , Joerg Seiler

We introduce an abstract theory of the principal symbol mapping for pseudodifferential operators extending the results of a preceding paper and providing a simple algebraic approach to the theory of pseudodifferential operators in settings…

Operator Algebras · Mathematics 2018-06-20 Fedor Sukochev , Edward McDonald , Dmitriy Zanin

We revisit traces of holomorphic families of pseudodifferential operators on a closed manifold in view of geometric applications. We then transpose the corresponding analytic constructions to two different geometric frameworks; the…

Operator Algebras · Mathematics 2015-01-27 Sara Azzali , Cyril Lévy , Carolina Neira Jiménez , Sylvie Paycha

Originally, the noncommutative residue was studied in the 80's by Wodzicki in his thesis and Guillemin. In this article we give a definition of the Wodzicki residue, using the langage of r-fibered distributions in the context of filtered…

Operator Algebras · Mathematics 2024-01-08 Nathan Couchet , Robert Yuncken

In this paper we provide sharp results for the Dixmier traceability of discrete pseudo-differential operators on $\ell^2(\mathbb{Z}^n)$. In this setting, we introduce a suitable notion of a class of classical symbols which provide a class…

Spectral Theory · Mathematics 2020-03-11 Duván Cardona , César del Corral , Vishvesh Kumar

In previous work, we gave a local formula for the index of Heisenberg elliptic operators on contact manifolds. We constructed a cocycle in periodic cyclic cohomology which, when paired with the Connes-Chern character of the principal…

Functional Analysis · Mathematics 2025-04-18 Alexander Gorokhovsky , Erik van Erp

We show that the noncommutative residue density, resp. the cut-off regularised integral are the only closed linear, resp. continuous closed linear forms on certain classes of symbols. This leads to alternative proofs of the uniqueness of…

Operator Algebras · Mathematics 2007-06-19 Sylvie Paycha

The paper covers known facts about the Dixmier trace (with some generalities about traces), the Wodzicki residue, and Connes' trace theorem, including two variants of proof of the latter. Action formulas are treated very sketchy, because…

Mathematical Physics · Physics 2007-05-23 P. M. Alberti , R. Matthes

We investigate the spectral asymptotic behavior of operator-valued classical pseudo-differential operators ($\Psi$DOs) for negative order with symbols taking values in a semifinite von Neumann algebran $\mathcal{M}$ equipped with a normal…

Operator Algebras · Mathematics 2026-05-20 Edward McDonald , Xiao Xiong , Xinyu Zhang

In the abstract pseudodifferential setup of Connes and Moscovici, we prove a general formula for the discrepancies of zeta-regularised traces associated with certain spectral triples, and we introduce a canonical trace on operators, whose…

Operator Algebras · Mathematics 2010-09-30 Sylvie Paycha

Let M be a foliated manifold and G a discrete group acting on M by diffeomorphisms mapping leaves to leaves. Then G naturally acts by automorphisms on the algebra of Heisenberg pseudodifferential operators on the foliation. Our main result…

K-Theory and Homology · Mathematics 2016-12-09 Denis Perrot , Rudy Rodsphon

For a holomorphic family of classical pseudodifferential operators on a closed manifold we give exact formulae for all coefficients in the Laurent expansion of its Kontsevich-Vishik canonical trace. This generalizes a known result…

Analysis of PDEs · Mathematics 2007-05-23 Sylvie Paycha , Simon Scott

Building on the work of Debord and Skandalis, van Erp and Yuncken introduced a groupoid approach to pseudo-differential operators which has various advantages over the classical approach using H\"ormander's symbolic calculus. In a recent…

Analysis of PDEs · Mathematics 2024-09-04 Omar Mohsen

\begin{abstract} By following the paradigm of the global quantisation, instead of the analysis under changes of coordinates, in this work we establish a global analysis for the explicit computation of the Dixmier trace and the Wodzicki…

Differential Geometry · Mathematics 2021-06-01 Duván Cardona , Julio Delgado , Michael Ruzhansky
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