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We organize the quantum hyperbolic invariants (QHI) of $3$-manifolds into sequences of rational functions indexed by the odd integers $N\geq 3$ and defined on moduli spaces of geometric structures refining the character varieties. In the…

Geometric Topology · Mathematics 2015-09-30 Stephane Baseilhac , Riccardo Benedetti

We prove that the number of legendrian rational cubics in $\mathbb C P^3$ through three generic points and a line is three; also we classify all legendrian curves on a quadric surface. Several computations are additionally verified using…

Algebraic Geometry · Mathematics 2025-11-05 Nikita Kalinin

We introduce $q$-versions of the Klein-Gordon equation in the three-dimensional $q$-deformed Euclidean space. We determine plane wave solutions to our $q$-deformed Klein-Gordon equations. We show that these plane wave solutions form a…

Mathematical Physics · Physics 2022-01-05 Hartmut Wachter

Fix a finite collection of primes $\{ p_j \}$, not containing $2$ or $3$. Using some observations which arose from attempts to solve the SIC-POVMs problem in quantum information, we give a simple methodology for constructing an infinite…

Number Theory · Mathematics 2024-06-24 Gary McConnell

Using $p$-adic local Langlands correspondence for $\operatorname{GL}_2(\mathbb{Q}_2)$ and an ordinary $R = \mathbb{T}$ theorem, we prove that the support of patched modules for quaternionic forms meet every irreducible component of the…

Number Theory · Mathematics 2021-03-23 Shen-Ning Tung

We find a quantum group structure in two-dimensional motions of a nonrelativistic electron in a uniform magnetic field and in a periodic potential. The representation basis of the quantum algebra is composed of wavefunctions of the system.…

High Energy Physics - Theory · Physics 2015-06-26 H. -T. Sato

We determine the Shimura modular curve X_0(3) and the Jacobian of the Shimura modular curve X_1(3) associated with the congruence subgroups Gamma_0(3), Gamma_1(3) of the (2,3,7) triangle group. This group is known to be arithmetic and…

Number Theory · Mathematics 2007-05-23 Noam D. Elkies

Let $n>1$, $e\geq 0$ and a prime number $p\geq 2^{n+2+2e}+3$, such that the index of regularity of $p$ is $\leq e$. We show that there are infinitely many irreducible Galois representations $\rho: Gal(\bar{\mathbb{Q}}/\mathbb{Q})\rightarrow…

Number Theory · Mathematics 2021-06-08 Anwesh Ray

We introduce a new method to study rational conjugacy of torsion units in integral group rings using integral and modular representation theory. Employing this new method, we verify the first Zassenhaus Conjecture for the group…

Representation Theory · Mathematics 2020-04-10 Andreas Bächle , Leo Margolis

Let $\Bbbk$ be any field of characteristic zero, $X$ be a cubic surface in $\mathbb{P}^3_{\Bbbk}$ and $G$ be a group acting on $X$. We show that if $X(\Bbbk) \ne \varnothing$ and $G$ is not trivial and not a group of order $3$ acting in a…

Algebraic Geometry · Mathematics 2015-06-18 Andrey Trepalin

k-Component q-deformed charge coherent states are constructed, their (over)completeness proved and their generation explored. The q-deformed charge coherent states and the even (odd) q-deformed charge coherent states are the two special…

Quantum Physics · Physics 2009-11-11 X. -M. Liu , C. Quesne , F. Song

A deformed $q$-calculus is developed on the basis of an algebraic structure involving graded brackets. A number operator and left and right shift operators are constructed for this algebra, and the whole structure is related to the algebra…

High Energy Physics - Theory · Physics 2016-09-06 R. S. Dunne , A. J. Macfarlane , J. A. de Azcárraga , J. C. Pérez Bueno

We prove the existence of three irreducible curves $C_{12,m}$ of degree 12 with the same number of cusps and different Alexander polynomials. This exhibits a Zariski triple. Moreover we provide a set of generators for the elliptic threefold…

Algebraic Geometry · Mathematics 2024-10-22 Jose Ignacio Cogolludo-Agustin , Remke Kloosterman

A well known conjecture asserts that a cubic fourfold $X$ whose transcendental cohomology $T_X$ can not be realized as the transcendental cohomology of a $K3$ surface is irrational. Since the geometry of cubic fourfolds is intricately…

Algebraic Geometry · Mathematics 2022-02-08 Radu Laza

We numerically study Barrett-Crane models of Riemannian quantum gravity. We have extended the existing numerical techniques to handle q-deformed models and arbitrary space-time triangulations. We present and interpret expectation values of…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Igor Khavkine , J. Daniel Christensen

We first prove an isomorphism between the moduli space of smooth cubic threefolds and the moduli space of hyperkaehler fourfolds of K3^{[2]}-type with a non-symplectic automorphism of order three, whose invariant lattice has rank one and is…

Algebraic Geometry · Mathematics 2018-01-30 Samuel Boissière , Chiara Camere , Alessandra Sarti

We introduce new invariants of smooth complex projective varieties, called Hodge atoms. Their construction combines rational Gromov-Witten invariants with classical Hodge theory and relies on the notion of an F-bundle, which is a…

Algebraic Geometry · Mathematics 2026-03-09 Ludmil Katzarkov , Maxim Kontsevich , Tony Pantev , Tony Yue YU

We introduce one of the most beautiful algebraic varieties known, a quintic hypersurface in projective five-space, which is invariant under the action of the Weyl group of $E_6$. This variety is intricately related with many other moduli…

alg-geom · Mathematics 2008-02-03 Bruce Hunt

We consider two different types of deformations for the linear group $ GL(n)$ which correspond to using of a general diagonal R-matrix. Relations between braided and quantum deformed algebras and their coactions on a quantum plane are…

High Energy Physics - Theory · Physics 2008-02-03 B. M. Zupnik

The aim of this paper is to announce the results on irreducible nonclassical type representations of the nonstandard q-deformations U'_q(so_n), U_q(iso_n) and U'_q(so_{n,1}) of the universal enveloping algebras of the Lie algebras so(n,C),…

Quantum Algebra · Mathematics 2007-05-23 N. Z. Iorgov , A. U. Klimyk