Results 11 to 20 of about 541,953 (330)

AdS weight shifting operators [PDF]

open access: yesJournal of High Energy Physics, 2018
AbstractWe construct a new class of differential operators that naturally act on AdS harmonic functions. These are weight shifting operators that change the spin and dimension of AdS representations. Together with CFT weight shifting operators, the new operators obey crossing equations that relate distinct representations of the conformal group.
Costa, Miguel S., Hansen, Tobias
openaire   +5 more sources

Otologic symptoms and hearing thresholds among a cohort of call center operators in Lagos

open access: yesThe Egyptian Journal of Otolaryngology, 2022
Background The call center operation jobs are becoming a global phenomenon. The use of headphones for 7 to 9 h daily with varying noise level exposure is quite common among call center operators. This can cause structural and/or functional changes in the
Derek O. O. Olagbemi   +3 more
doaj   +1 more source

Shifted vertex operator algebras [PDF]

open access: yesMathematical Proceedings of the Cambridge Philosophical Society, 2006
20pages
Dong, Chongying, Mason, Geoffrey
openaire   +2 more sources

Topological Transitivity of Shift Similar Operators on Nonseparable Hilbert Spaces

open access: yesJournal of Function Spaces, 2021
In this paper, we investigate topological transitivity of operators on nonseparable Hilbert spaces which are similar to backward weighted shifts.
Andriy Zagorodnyuk, Zoriana Novosad
doaj   +1 more source

A characterization for $B$-singular integral operator and its commutators on generalized weighted $B$-Morrey spaces

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2023
We study the maximal operator $M_{\gamma}$ and the singular integral operator $A_{\gamma}$, associated with the generalized shift operator. The generalized shift operators are associated with the Laplace-Bessel differential operator.
J.J. Hasanov, I. Ekincioglu, C. Keskin
doaj   +1 more source

A Functional Abstraction of Typed Invocation Contexts [PDF]

open access: yesLogical Methods in Computer Science, 2022
In their paper "A Functional Abstraction of Typed Contexts", Danvy and Filinski show how to derive a monomorphic type system of the shift and reset operators from a CPS semantics.
Youyou Cong   +3 more
doaj   +1 more source

Non-archimedean shift operators [PDF]

open access: yesP-Adic Numbers, Ultrametric Analysis, and Applications, 2010
We introduce and study non-Archimedean analogs of the operators of unilateral shift and backward shift playing crucial roles in the classical theory of nonselfadjoint operators. In particular, we find various functional models of these operators having both common and different features compared to their classical counterparts.
openaire   +3 more sources

Hypercyclicity of adjoint of convex weighted shift and multiplication operators on Hilbert spaces [PDF]

open access: yesMathematics and Computational Sciences, 2021
A bounded linear operator $T$ on a Hilbert space $\mathfrak{H}$ is convex, if $$\|\mathfrak{T}^{2}v\|^2-2\|\mathfrak{T}v\|^2+\|v\|^2 \geq 0.$$ In this paper, sufficient conditions to hypercyclicity of adjoint of unilateral (bilateral) forward (backward ...
Lotfollah Karimi
doaj   +1 more source

New Bell–Sheffer Polynomial Sets

open access: yesAxioms, 2018
In recent papers, new sets of Sheffer and Brenke polynomials based on higher order Bell numbers, and several integer sequences related to them, have been studied. The method used in previous articles, and even in the present one, traces back to preceding
Pierpaolo Natalini, Paolo Emilio Ricci
doaj   +1 more source

Shifting Operators in Geometric Quantization [PDF]

open access: yesAxioms, 2020
The original Bohr-Sommerfeld theory of quantization did not give operators of transitions between quantum quantum states. This paper derives these operators, using the first principles of geometric quantization.
Cushman, Richard, Śniatycki, Jędrzej
openaire   +3 more sources

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