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Let $(M,g)$ be a compact smoothly stratified pseudomanifold with an iterated cone-edge metric satisfying a spectral Witt condition. Under these assumptions the Hodge-Laplacian $\Delta$ is essentially self-adjoint. We establish the…

Spectral Theory · Mathematics 2021-06-02 Luiz Hartmann , Matthias Lesch , Boris Vertman

The canonical trace and the Wodzicki residue on classical pseudodifferential operators on a closed manifold are characterised by their locality and shown to be preserved under lifting to the universal covering as a result of their local…

Differential Geometry · Mathematics 2020-07-14 Sara Azzali , Sylvie Paycha

We consider a non-self-adjoint $h$-pseudodifferential operator $P$ in the semi-classical limit ($h\to 0$). If $p$ is the leading symbol, then under suitable assumptions about the behaviour of $p$ at infinity, we know that the resolvent…

Spectral Theory · Mathematics 2009-06-02 Johannes Sjoestrand

Using {\it weighted traces} which are linear functionals of the type $$A\to tr^Q(A):=(tr(A Q^{-z})-z^{-1} tr(A Q^{-z}))_{z=0}$$ defined on the whole algebra of (classical) pseudo-differential operators (P.D.O.s) and where $Q$ is some…

Operator Algebras · Mathematics 2007-05-23 A. Cardona , C. Ducourtioux , J. P. Magnot , S. Paycha

Given a function $f:(0,\infty)\rightarrow\RR$ and a positive semidefinite $n\times n$ matrix $P$, one may define a trace functional on positive definite $n\times n$ matrices as $A\mapsto \Tr(Pf(A))$. For differentiable functions $f$, the…

Functional Analysis · Mathematics 2020-05-07 Mark W. Girard

In this work, we prove some trace theorems for function spaces with a nonlocal character that contain the classical $W^{s,p}$ space as a subspace. The result we obtain generalizes well known trace theorems for $W^{s,p}(\Omega)$ functions…

Analysis of PDEs · Mathematics 2021-11-23 Qiang Du , Tadele Mengesha , Xiaochuan Tian

A trace formula for Toeplitz operators was proved by Boutet de Monvel and Guillemin in the setting of general Toeplitz structures. Here we give a local version of this result for a class of Toeplitz operators related to continuous groups of…

Spectral Theory · Mathematics 2015-05-13 Roberto Paoletti

We obtain a trace formula for algebraic differential operators which the corresponding analytic results have been proved by M. Engeli and G. Felder

Algebraic Geometry · Mathematics 2012-02-15 Hou-Yi Chen

In our paper we consider the notion of determinant of Clifford algebra elements. We present some new formulas for determinant of Clifford algebra elements for the cases of dimension 4 and 5. Also we consider the notion of trace of Clifford…

Mathematical Physics · Physics 2016-08-29 Dmitry Shirokov

The purpose of this paper is to obtain microlocal analogues of results by L. H \"ormander about inclusion relations between the ranges of first order differential operators with coefficients in $C^\infty$ which fail to be locally solvable.…

Analysis of PDEs · Mathematics 2015-02-13 Jens Wittsten

In this paper, we consider the trace property of pseudo-differential operators with symbols in $\alpha$-modulation spaces.

Functional Analysis · Mathematics 2007-10-03 Masaharu Kobayashi , Mitsuru Sugimoto , Naohito Tomita

We define the Wodzicki Residue TR(A) for A in a space of operators with double order (m_1,m_2). Such operators are globally defined initially on R^n and then, more generally, on a class of non-compact manifolds, namely, the manifolds with…

Functional Analysis · Mathematics 2013-11-20 U. Battisti , S. Coriasco

The trace formula is a versatile tool for computing sums of spectral data across families of automorphic forms. Using specialized test functions, one can treat small families with refined spectral properties. This has proven fruitful in…

Number Theory · Mathematics 2025-07-08 Andrew Knightly

The local trace formula gives strong relations between two types of invariant distributions on a reductive group defined over a local field: orbital integrals and characters of representations. For connected reductive groups, the formula…

Representation Theory · Mathematics 2012-09-14 Jean-Loup Waldspurger

Let $F$ be a nonarchimedean local field with odd residual characteristic and let $G$ be the $F$-points of a connected reductive group defined over $F$. Let $\theta$ be an $F$-involution of $G$. Let $H$ be the subgroup of $\theta$-fixed…

Representation Theory · Mathematics 2021-01-25 Jerrod Manford Smith

Let $C_1(H)$ denote the space of all trace class operators on an arbitrary complex Hilbert space $H$. We prove that $C_1(H)$ satisfies the $\lambda$-property, and we determine the form of the $\lambda$-function of Aron and Lohman on the…

Operator Algebras · Mathematics 2018-04-11 Antonio M. Peralta

For cofinite Kleinian groups, with finite-dimensional unitary representations, we derive the Selberg trace formula. As an application we define the corresponding Selberg zeta-function and compute its divisor, thus generalizing results of…

Number Theory · Mathematics 2007-05-23 Joshua S. Friedman

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 consider Schr\"odinger operators with complex decaying potentials (in general, not from trace class) on the lattice. We determine trace formulae and estimate of eigenvalues and singular measure in terms of potentials. The proof is based…

Spectral Theory · Mathematics 2017-02-07 Evgeny Korotyaev

This paper is a sequel to our earlier work [BFPRW], where we study the derived representation scheme DRep_{g}(A) parametrizing the representations of a Lie algebra A in a finite-dimensional reductive Lie algebra g. In [BFPRW], we defined…

Representation Theory · Mathematics 2015-05-21 Yuri Berest , Giovanni Felder , Sasha Patotski , Ajay C. Ramadoss , Thomas Willwacher