Results 71 to 80 of about 5,037,194 (368)

More on doubled Hilbert space in double-scaled SYK

open access: yesPhysics Letters B
We continue our study of the doubled Hilbert space formalism of double-scaled SYK model initiated in Okuyama (2024) [7]. We show that the 1-particle Hilbert space introduced by Lin and Stanford (2023) [6] is related to the doubled Hilbert space H0⊗H0 of ...
Kazumi Okuyama
doaj   +1 more source

Crossing complexity of space-filling curves reveals entanglement of S-phase DNA.

open access: yesPLoS ONE, 2020
Space-filling curves have been used for decades to study the folding principles of globular proteins, compact polymers, and chromatin. Formally, space-filling curves trace a single circuit through a set of points (x,y,z); informally, they correspond to a
Nick Kinney   +3 more
doaj   +1 more source

Characterization, Dilation, and Perturbation of Basic Continuous Frames

open access: yesJournal of Mathematics, 2022
A vector-valued function is called a basic continuous frame if it is a continuous frame for its spanning space. It is shown in this article that basic continuous frames and their oblique duals can be characterized by operators with closed ranges ...
Xin Zhao, Pengtong Li
doaj   +1 more source

Modal Theory of Phase‐Modulated and Frequency‐Shifting Ring Cavities

open access: yesAdvanced Photonics Research, EarlyView.
We present a theoretical and experimental characterization of the optical modes of dispersionless ring cavities with phase modulators or frequency shifters. Their response to arbitrary modulation acts as a filter for phase‐modulated modes that determine the optical output of passive resonators and lasers. This provides a general framework for analyzing
Miguel Cuenca   +2 more
wiley   +1 more source

Dilations for Systems of Imprimitivity acting on Banach Spaces

open access: yes, 2014
Motivated by a general dilation theory for operator-valued measures, framings and bounded linear maps on operator algebras, we consider the dilation theory of the above objects with special structures.
Han, Deguang   +3 more
core   +1 more source

The shrinking projection method for a finite family of demimetric mappings with variational inequality problems in a Hilbert space

open access: yes, 2018
In this paper, using a new nonlinear mapping called demimetric and the shrinking projection method, we prove a strong convergence theorem for finding a common element of the set of common fixed points for a finite family of these new demimetric mappings ...
W. Takahashi, C. Wen, Jen-Chih Yao
semanticscholar   +1 more source

The distortion of Hilbert space

open access: yesGeometric and Functional Analysis, 1993
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Odell, E., Schlumprecht, Th.
openaire   +3 more sources

TVB C++: A Fast and Flexible Back‐End for The Virtual Brain

open access: yesAdvanced Science, EarlyView.
TVB C++ is a streamlined and fast C++ Back‐End for The Virtual Brain (TVB), designed to make it as flexible as TVB, and FAST. Another pillar is to be fully compatible with TVB so easy bindings can be created from Python. Users can easily configure TVB C++ to execute the same code but with enhanced performance and parallelism.
Ignacio Martín   +7 more
wiley   +1 more source

Aproximate Cycles of the Second Kind in Hilbert space for a Generalized Barbashin-Ezeilo Problem

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2012
In this work we show that the Volterra integral operator defined on the space of absolutely stable functions induces an asymptotically pseudocontractive operator.
Afuwape A. U.   +2 more
doaj   +1 more source

Coherent Frames [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2018
Frames which can be generated by the action of some operators (e.g. translation, dilation, modulation, ...) on a single element $f$ in a Hilbert space, called coherent frames.
Ataollah Askari Hemmat   +2 more
doaj   +1 more source

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