Search Results - "Vassiliev, Dmitri"
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Global Propagator for the Massless Dirac Operator and Spectral Asymptotics
Published in Integral equations and operator theory (01-09-2022)“…We construct the propagator of the massless Dirac operator W on a closed Riemannian 3-manifold as the sum of two invariantly defined oscillatory integrals,…”
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Two-Term Spectral Asymptotics in Linear Elasticity
Published in The Journal of geometric analysis (01-08-2023)“…We establish the two-term spectral asymptotics for boundary value problems of linear elasticity on a smooth compact Riemannian manifold of arbitrary dimension…”
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3
Spinal Cord Stimulation in Adult Tethered Cord Syndrome: Case Report and Review of the Literature
Published in World neurosurgery (01-02-2019)“…Spinal cord stimulation (SCS) is an evidence-based treatment for chronic neuropathic pain; however, there is a dearth of evidence investigating this modality…”
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4
Topological obstructions to the diagonalisation of pseudodifferential systems
Published in Proceedings of the American Mathematical Society. Series B (27-12-2022)“…Given a matrix pseudodifferential operator on a smooth manifold, one may be interested in diagonalising it by choosing eigenvectors of its principal symbol in…”
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Invariant subspaces of elliptic systems I: Pseudodifferential projections
Published in Journal of functional analysis (15-04-2022)“…Consider an elliptic self-adjoint pseudodifferential operator A acting on m-columns of half-densities on a closed manifold M, whose principal symbol is assumed…”
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Invariant subspaces of elliptic systems II: Spectral theory
Published in Journal of spectral theory (01-01-2022)“…Consider an elliptic self-adjoint pseudodifferential operator A acting on m -columns of half-densities on a closed manifold M M, whose principal symbol is…”
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7
Edge resonance in an elastic semi-infinite cylinder
Published in Applicable analysis (01-04-2000)“…We study the three-dimensional elasticity operator in a semi-infinite circular cylinder subject to free boundary conditions, in the case of zero Poisson ratio…”
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8
Spread of contrast during L4 and L5 nerve root infiltration under fluoroscopic guidance
Published in Pain physician (01-05-2007)“…Lumbar selective nerve root blocks have been performed to establish the origin of lumbar radiculopathy in clinically difficult cases. The diagnostic ability of…”
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9
Spectral Asymptotics, Renewal Theorem, and the Berry Conjecture for a Class of Fractals
Published in Proceedings of the London Mathematical Society (01-01-1996)“…We consider the asymptotic behaviour of the volume of the Minkowski sausage, the counting function of the Dirichlet Laplacian, the partition function and the…”
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SPECTRAL THEORETIC CHARACTERIZATION OF THE MASSLESS DIRAC ACTION
Published in Mathematika (2016)“…We consider an elliptic self-adjoint first-order differential operator $L$ acting on pairs (2-columns) of complex-valued half-densities over a connected…”
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Spectral theoretic characterization of the massless Dirac operator
Published in Journal of the London Mathematical Society (01-02-2014)“…We consider an elliptic self-adjoint first-order differential operator acting on pairs (2-columns) of complex-valued half-densities over a connected compact…”
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MODELLING THE ELECTRON WITH COSSERAT ELASTICITY
Published in Mathematika (01-07-2012)“…We suggest an alternative mathematical model for the electron in dimension 1+2. We think of our (1+2)-dimensional spacetime as an elastic continuum whose…”
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13
Beyond the Hodge Theorem: curl and asymmetric pseudodifferential projections
Published 05-09-2023“…We develop a new approach to the study of spectral asymmetry. Working with the operator $\operatorname{curl}:=*\mathrm{d}$ on a connected oriented closed…”
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Pseudoinstantons in Metric-Affine Field Theory
Published in General relativity and gravitation (01-08-2002)Get full text
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15
Global propagator for the massless Dirac operator and spectral asymptotics
Published 01-07-2022“…Integral Equations and Operator Theory, vol. 94 (2022) 30 We construct the propagator of the massless Dirac operator $W$ on a closed Riemannian 3-manifold as…”
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16
Invariant subspaces of elliptic systems II: spectral theory
Published 08-02-2022“…Journal of Spectral Theory, vol. 12 (2022), p. 301-338 Consider an elliptic self-adjoint pseudodifferential operator $A$ acting on $m$-columns of…”
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17
Invariant subspaces of elliptic systems I: pseudodifferential projections
Published 08-02-2022“…Journal of Functional Analysis, vol. 282 (2022) 109402 Consider an elliptic self-adjoint pseudodifferential operator $A$ acting on $m$-columns of…”
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18
Spacetime diffeomorphisms as matter fields
Published 04-01-2021“…J. Math. Phys. 61, 111508 (2020) We work on a 4-manifold equipped with Lorentzian metric $g$ and consider a volume-preserving diffeomorphism which is the…”
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Long-term Use of Burst Stimulation in Patients Who Have Failed Tonic Stimulation Trial
Published in Interventional Pain Medicine (Online) (2022)Get full text
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20
Geometric wave propagator on Riemannian manifolds
Published 17-07-2023“…Communications in Analysis and Geometry, 2022, vol. 30, p. 1713-1777 We study the propagator of the wave equation on a closed Riemannian manifold $M$. We…”
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