Results 11 to 20 of about 433,455 (285)

Magnetic and charge susceptibilities in the half-filled triangular lattice Hubbard model

open access: yesPhysical Review Research, 2020
We study the momentum-dependent magnetic and charge susceptibilities in the half-filled two-dimensional triangular Hubbard model within the ladder dual fermion approximation in the metallic, Mott insulating, and crossover regions of parameter space.
Shaozhi Li, Emanuel Gull
doaj   +1 more source

A family of H-div-div mixed triangular finite elements for the biharmonic equation

open access: yesResults in Applied Mathematics, 2022
A family of Pk+22×2-PkH(divdiv)mixed finite elements on triangular grids is constructed for the biharmonic equation. For the H(divdiv)mixed finite element functions, both the stress tensor and its divergence have continuous normal components, σh⋅nand ...
Xiu Ye, Shangyou Zhang
doaj   +1 more source

Method of adjustment of three circuit system of active shielding of magnetic field in multi-storey buildings from overhead power lines with wires triangular arrangement

open access: yesElectrical engineering & Electromechanics, 2022
Aim. For the first time the method of adjustment of three circuit system of the active shielding of the magnetic field based on experimentally determined space-time characteristics to increase the shielding factor in a multi-storey building located near ...
B. I. Kuznetsov   +5 more
doaj   +1 more source

A quotient of the Lubin-Tate tower [PDF]

open access: yes, 2017
In this article we show that the quotient of the Lubin-Tate space at infinite level by the Borel subgroup of upper triangular matrices in GL(2,Q_p) exists as a perfectoid space.
Ludwig, J.
core   +2 more sources

Functional Contractive Maps in Triangular Symmetric Spaces [PDF]

open access: yesJournal of Mathematics, 2013
Some fixed point results are given for a class of functional contractions acting on (reflexive) triangular symmetric spaces. Technical connections with the corresponding theories over (standard) metric and partial metric spaces are also being established.
openaire   +4 more sources

The influence of attics space geometrical shape on ignition and flashover stages in residential building fires in dense settlements

open access: yesARTEKS : Jurnal Teknik Arsitektur, 2022
As an artificial physical place, residential building is formed by various functional spaces, such as residential space and the space between the ceiling space and the roof, i.e. the attics.
Amat Rahmat
doaj   +3 more sources

Effect of boundaries on grid cell patterns

open access: yesPhysical Review Research, 2020
Mammalian grid cells represent spatial locations in the brain via triangular firing patterns that tessellate the environment. They are regarded as the biological substrate for path integration and to provide an efficient code for space.
Mauro M. Monsalve-Mercado   +1 more
doaj   +1 more source

Numerical studies of natural convection phenomena for a vertical cylinder with multiple lateral baffles in triangular and hexagonal enclosures

open access: yesCase Studies in Thermal Engineering, 2023
Numerical case studies for natural convection were conducted for triangular and hexagonal enclosures as a follow-up to a previous study of natural convection for a baffled cylinder in a square enclosure.
Jae Sung Yang   +3 more
doaj   +1 more source

Combinatorics of $B$-orbits and Bruhat--Chevalley order on involutions [PDF]

open access: yes, 2011
Let $B$ be the group of invertible upper-triangular complex $n\times n$ matrices, $\mathfrak{u}$ the space of upper-triangular complex matrices with zeroes on the diagonal and $\mathfrak{u}^*$ its dual space. The group $B$ acts on $\mathfrak{u}^*$ by $(g.
A Melnikov   +17 more
core   +1 more source

Fine Spectra of Upper Triangular Triple-Band Matrices over the Sequence Space ()

open access: yesAbstract and Applied Analysis, 2013
The fine spectra of lower triangular triple-band matrices have been examined by several authors (e.g., Akhmedov (2006), Başar (2007), and Furken et al. (2010)). Here we determine the fine spectra of upper triangular triple-band matrices over the sequence
Ali Karaisa, Feyzi Başar
doaj   +1 more source

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