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Related papers: Schauder bases in Dirac modules over quaternions

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By means of quantum Monte Carlo simulations we study phase diagrams of dipolar bosons in a square optical lattice. The dipoles in the system are parallel to each other and their orientation can be fixed in any direction of the…

Quantum Gases · Physics 2022-06-15 Jin Zhang , Chao Zhang , Jin Yang , Barbara Capogrosso-Sansone

An overview of pseudo-Dirac neutrino framework is given starting from general spinor phenomenology. The framework is then tested by simulation of oscillations for T2K experiment parameters. Two possible derivations of oscillation parameters…

High Energy Physics - Phenomenology · Physics 2019-11-18 A. Gorin

The existence of some complex geometrical structures on a compact manifold such as complex structures, Kaehler (pseudo-Kaehler) structures often impose certain restrictions on its underling topological or differentiable manifold. In this…

Complex Variables · Mathematics 2016-01-15 Keizo Hasegawa

We construct four Schauder bases for the space $C[0,1]$, one using ReLU functions, another using Softplus functions, and two more using sigmoidal versions of the ReLU and Softplus functions. This establishes the existence of a basis using…

Machine Learning · Computer Science 2025-12-10 Anand Ganesh , Babhrubahan Bose , Anand Rajagopalan

We prove an equidistribution result about Hecke orbits on the Picard group of Shimura curves coming from definite quaternion algebras over function fields. In particular, we show the equidistribution of Hecke orbits of supersingular…

Number Theory · Mathematics 2024-11-26 Matias Alvarado , Patricio Pérez-Piña

This paper constructs polynomial bases that capture the structure of the de Rham complex with boundary conditions in disks and cylinders (both periodic and finite) in a way that respects rotational symmetry. The starting point is explicit…

Numerical Analysis · Mathematics 2026-03-26 Sheehan Olver

Let $D$ be an indefinite quaternion division algebra over $\mathbb{Q}$. We approach the problem of bounding the sup-norms of automorphic forms $\phi$ on $D^\times(\mathbb{A})$ that belong to irreducible automorphic representations and…

Number Theory · Mathematics 2019-10-17 Abhishek Saha

Maximality of a contractive tuple of operators is considered. Characterization of a contractive tuple to be maximal is obtained. Notion of maximality of a submodule of Drury-Arveson module on the $d$-dimensional unit ball $\mathbb{B}_d$ is…

Functional Analysis · Mathematics 2013-06-05 B. Krishna Das , Jaydeb Sarkar , Santanu Sarkar

Perturbative heterotic string theory develops a single complex tachyonic mode beyond the Hagedorn temperature. We calculate the quartic effective potential for this tachyonic mode at the critical temperature. Equivalently, we determine the…

High Energy Physics - Theory · Physics 2011-10-20 Waldemar Schulgin , Jan Troost

In this paper we propose a new scaling method to study the Schur complements of $SDD_{1}$ matrices. Its core is related to the non-negative property of the inverse $M$-matrix, while numerically improving the Quotient formula. Based on the…

Numerical Analysis · Mathematics 2025-04-22 Yang Hu , Jianzhou Liu , Wenlong Zeng

New exact upper and lower bounds are derived on the spectrum of the square of the hermitian Wilson Dirac operator. It is hoped that the derivations and the results will be of help in the search for ways to reduce the cost of simulations…

High Energy Physics - Lattice · Physics 2009-07-09 H. Neuberger

We investigated the phase diagram of $SU(3)$ gauge theory in four dimension with one compact dimension by using the perturbative one-loop effective potential. Effects of the adjoint and fundamental fermions are investigated and then the…

High Energy Physics - Phenomenology · Physics 2013-11-21 Kouji Kashiwa , Hiroaki Kouno , Takahiro Makiyama , Tatsuhiro Misumi , Takahiro Sasaki , Masanobu Yahiro

The lowest order contribution of the amplitude of the Dirac-Coulomb scattering in de Sitter spacetime is calculated assuming that the initial and final states of the Dirac field are described by exact solutions of the free Dirac equation on…

High Energy Physics - Theory · Physics 2008-11-26 Cosmin Crucean

This paper introduces and investigates a novel class of skew-regular Quaternary Hadamard matrices. For every odd prime power $p$, we establish the existence of these matrices for all orders $1+p^2$, each characterized by a constant row sum…

Combinatorics · Mathematics 2026-03-31 Hadi Kharaghani , Vlad Zaitsev

We evaluate lower bounds on the sum of the up and down quark masses. The bounds follow from the constraints provided by the dispersion relation obeyed by the two--point function of the scalar current density when combined with properties of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexandre Dominguez-Clarimon , Eduardo de Rafael , Josep Taron

We use supersymmetry transformations to obtain new one parameter family of inhomogeneous magnetic fields $\mathbf{B} = \widetilde{\mathcal{B}}(x,\lambda) \hat{e}_z$ for which the massless Dirac electron possesses exact solution. The…

Mesoscale and Nanoscale Physics · Physics 2014-07-02 Bikashkali Midya , David J Fernández

We consider interactions of fermions with the domain wall bubbles produced during a first order phase transition. A new exact solution of the Dirac equations is obtained for a wall profile incorporating a position dependent phase factor.…

High Energy Physics - Phenomenology · Physics 2007-05-23 Emilio Torrente-Lujan

Tensor and matrix formulations of Dirac-K\"ahler equation for massive and massless fields are considered. The equation matrices obtained are simple linear combinations of matrix elements in the 16-dimensional space. The projection…

High Energy Physics - Theory · Physics 2011-07-19 S. I. Kruglov

In this paper we provide some applications of the norm form in some quaternion division algebras over rational field and we give some properties of Fibonacci sequence and Fibonacci sequence in connection with quaternion elements. We define…

Rings and Algebras · Mathematics 2020-03-03 Cristina Flaut , Diana Savin

Scalar field theory is studied by constructing interacting saddle point expansions in the symmetric and broken phase, respectively. Focusing on analytically tractable saddle expansions, it is found that broken and symmetric phases are…

High Energy Physics - Theory · Physics 2026-04-13 Paul Romatschke
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