Results 51 to 60 of about 140,041 (215)

Isomorphisms of Twisted Hilbert Loop Algebras [PDF]

open access: yesCanadian Journal of Mathematics, 2017
Abstract The closest infinite-dimensional relatives of compact Lie algebras are Hilbert-Lie algebras, i.e., real Hilbert spaces with a Lie algebra structure for which the scalar product is invariant. Locally affine Lie algebras (LALAs) correspond to double extensions of (twisted) loop
Timothée Marquis, Karl-Hermann Neeb
openaire   +2 more sources

Quadratic Hedging of American Options Under GARCH Models

open access: yesJournal of Futures Markets, EarlyView.
ABSTRACT American options are widely traded in financial markets, yet there is a scarcity of literature on hedging in incomplete markets. In this paper, we derive optimal hedging ratios and option values using Local Risk Minimization (LRM) and Global Risk Minimization (GRM) hedging strategies through dynamic programming.
Junmei Ma, Chen Wang, Wei Xu
wiley   +1 more source

A characterization of nonatomic Hilbert algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 1978
We say that a Hilbert algebra is atomic if its fulfillment is generated by its minimal projections. We prove that Hilbert algebra A \mathcal {A} is not atomic if and only if there is an infinite group G \mathcal {G} of unitary elements of the von Neumann algebra generated by A
A. Figà Talamanca, MAUCERI, GIANCARLO
openaire   +3 more sources

Coherent state quantization of paragrassmann algebras

open access: yes, 2010
By using a coherent state quantization of paragrassmann variables, operators are constructed in finite Hilbert spaces. We thus obtain in a straightforward way a matrix representation of the paragrassmann algebra.
Baz, M. El   +3 more
core   +1 more source

Breaking the Exponential: Decoherence‐Driven Power‐Law Spontaneous Emission in Waveguide Quantum Electrodynamics

open access: yesLaser &Photonics Reviews, EarlyView.
Introducing dynamical dephasing into the photon modes of a waveguide causes spontaneous emission to switch from conventional exponential decay to a robust power‐law behavior visible at short times. The power law arises from photon diffusion in a dynamically disordered environment, uncovering a previously unexplored, decoherence‐induced pathway to ...
Stefano Longhi
wiley   +1 more source

On the Ideals of C∗-Algebra Generated by a Family of Partial Isometries and Multipliers [PDF]

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2015
C∗-subalgebra of the algebra of all bounded operators on the Hilbert space l2 generated by the multiplier algebra and a family of partial isometries satisfying some relations is covered in the paper.
A.Yu. Kuznetsova, E.V. Patrin
doaj  

ISOMETRIC AND ISOMETRIC- m OPERATORS

open access: yesAksioma: Jurnal Program Studi Pendidikan Matematika, 2017
This paper presents the definition, samples, and natures of isometric and isometric- m algebra operator for some  in  Hilbert space. In additions, the relationship of both operators will also be examined. To investigate natures of isometric and isometric-
Gunawan Gunawan
doaj   +1 more source

A highly accurate numerical method for solving boundary value problem of generalized Bagley‐Torvik equation

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
A highly accurate numerical method is given for the solution of boundary value problem of generalized Bagley‐Torvik (BgT) equation with Caputo derivative of order 0<β<2$$ 0<\beta <2 $$ by using the collocation‐shooting method (C‐SM). The collocation solution is constructed in the space Sm+1(1)$$ {S}_{m+1}^{(1)} $$ as piecewise polynomials of degree at ...
Suzan Cival Buranay   +2 more
wiley   +1 more source

The Atkinson Theorem in Hilbert C*-Modules over C*-Algebras of Compact Operators

open access: yesAbstract and Applied Analysis, 2007
The concept of unbounded Fredholm operators on Hilbert C*-modules over an arbitrary C*-algebra is discussed and the Atkinson theorem is generalized for bounded and unbounded Feredholm operators on Hilbert C*-modules over C*-algebras of compact operators.
A. Niknam, K. Sharifi
doaj   +1 more source

Fréchet algebras with a dominating Hilbert algebra norm [PDF]

open access: yes, 2020
International Conference held at the University of Oulu, July 3-11 ...
openaire   +2 more sources

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