Results 31 to 40 of about 1,222,252 (287)

Score for the Group SL(2,38)

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2023
        The set of all (n×n) non-singular matrices over the field F. And this set forms a group under the operation of matrix multiplication. This group is called the general linear group of dimension  over the field F, denoted by .
Niran sabah Jasim   +2 more
doaj   +1 more source

Aspects of the derivative coupling model in four dimensions [PDF]

open access: yes, 2013
A concise discussion of a 3+1-dimensional derivative coupling model, in which a massive Dirac field couples to the four-gradient of a massless scalar field, is given in order to elucidate the role of different concepts in quantum field theory like the ...
Aste, Andreas
core   +3 more sources

Computable valued fields [PDF]

open access: yesArchive for Mathematical Logic, 2017
We investigate the computability-theoretic properties of valued fields, and in particular algebraically closed valued fields and $p$-adically closed valued fields. We give an effectiveness condition, related to Hensel's lemma, on a valued field which is necessary and sufficient to extend the valuation to any algebraic extension. We show that there is a
openaire   +2 more sources

Auxiliary principle technique and iterative algorithm for a perturbed system of generalized multi-valued mixed quasi-equilibrium-like problems

open access: yesJournal of Inequalities and Applications, 2017
In this article, we introduce a perturbed system of generalized mixed quasi-equilibrium-like problems involving multi-valued mappings in Hilbert spaces.
Mijanur Rahaman   +3 more
doaj   +1 more source

A spectral theorem for a non-Archimedean valued field whose residue field is formally real

open access: yesExtracta Mathematicae
In this paper, we will prove a spectral theorem for self-adjoint compactoid operators. Also, we will study the condition on which the coefficient field must be imposed.
K. Ishizuka
doaj   +1 more source

A generalized coincidence point index

open access: yesApplied General Topology, 2005
The paper is devoted to build for some pairs of continuous single-valued maps a coincidence point index. The class of pairs (f, g) satisfies the condition that f induces an epimorphism of the Cech homology groups with compact supports and coefficients in
N.M. Benkafadar, M.C. Benkara-Mostefa
doaj   +1 more source

Exact Correlators in the 't Hooft Limit of the Principal Chiral Model

open access: yes, 2012
The properties of (N X N)-matrix-valued-field theories, in the limit N goes to infinity, are harder to obtain than those for isovector-valued field theories.
Orland, Peter
core   +1 more source

Sparse representation-based synthetic aperture radar imaging [PDF]

open access: yes, 2011
There is increasing interest in using synthetic aperture radar (SAR) images in automated target recognition and decision-making tasks. The success of such tasks depends on how well the reconstructed SAR images exhibit certain features of the underlying ...
Cetin, Mujdat   +3 more
core   +1 more source

Monte Carlo Simulation for the Frequency Comb Spectrum of an Atom Laser

open access: yesQuanta, 2023
A theoretical particle-number conserving quantum field theory based on the concept of imaginary time is presented and applied to the scenario of a coherent atomic laser field at ultra-cold temperatures.
Alexej Schelle
doaj   +1 more source

Chai's Conjecture and Fubini properties of dimensional motivic integration

open access: yes, 2013
We prove that a conjecture of Chai on the additivity of the base change conductor for semi-abelian varieties over a discretely valued field is equivalent to a Fubini property for the dimensions of certain motivic integrals.
Chai   +4 more
core   +1 more source

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