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A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,742 papers · 148 categories

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48 results for super cluster algebras

Study super cluster algebras from super Plücker and Ptolemy relations.

problem Developing super cluster algebra structure in super Grassmannians.
method Analyzing super Plücker and Ptolemy relations, developing super cluster structure.
result New simple form of super Plücker relations for $\Gr_{r|1}(n|1)$.

We define a super analog of the classical Plücker embedding of the Grassmannian into a projective space. One of the difficulties of the problem is rooted in the fact that super exterior powers Λrs(V)Λ^{r|s}(V) are not a simple generalization from the completely even case (this works only for r0r|0 when it is possible to us…

2019-06-28abs ↗pdf ↗

A super Lie group is a group whose operations are GG^{\infty} mappings in the sense of Rogers. Thus the underlying supermanifold possesses an atlas whose transition functions are GG^{\infty} functions. Moreover the images of our charts are open subsets of a graded infinite-dimensional Banach space since our space of …

2006-10-24abs ↗pdf ↗

Paper constructs super integrable systems on color Lie algebra.

problem Super integrable systems on color Lie algebra.
method Using non-isospectral problems with matrices from color Lie algebra sp1(6)\mathfrak{sp}_{1}(6), constructing (1+1)- and (2+1)-dimensional systems.
result Super integrable systems and their Hamiltonian structures constructed on color Lie algebra sp1(6)\mathfrak{sp}_{1}(6).

During the last decades algebraization of space turned out to be a promising tool at the interface between Mathematics and Theoretical Physics. Starting with works by Gel'fand-Kolmogoroff and Gel'fand-Naimark, this branch developed as from the fortieth in two directions: algebraic characterization of usual geometric sp…

2009-03-20abs ↗pdf ↗

The hidden M-algebra is integrated into a super-Lie group, allowing for compactification of extra dimensions.

problem Integrating the hidden M-algebra into a super-Lie group to model super-exceptional spacetimes.
method Left-invariant extension of the decomposed M-theory 3-form, providing a computer-checked re-derivation and streamlined conception of super-Lie groups.
result Lattice subgroups of the hidden M-group allow toroidal compactification of hidden dimensions, akin to topological T-duality.

The study uses unsupervised machine learning to identify top European football teams.

problem Selecting teams for the new European football Super League.
method Used Laplacian eigenmaps clustering on performance data.
result Successfully identified four clusters of teams based on performance metrics.

The paper develops a theory of CC^\infty-superrings and their superschemes.

problem Developing a theory for CC^\infty-superrings and superschemes.
method Proving an equivalence between categories of fair affine CC^\infty-superschemes and fair CC^\infty-superrings.
result A key equivalence between fair affine CC^\infty-superschemes and fair CC^\infty-superrings.

We establish a higher generalization of super L-infinity-algebraic T-duality of super WZW-terms for super p-branes. In particular, we demonstrate spherical T-duality of super M5-branes propagating on exceptional-geometric 11d super spacetime.

2018-03-15abs ↗pdf ↗

We derive the canonical forms of super Riemannian metrics and the local isometry groups of such metrics. For certain super metrics we also compute the simply connected covering groups of the local isometry groups and interpret these as local spin groups of the super metric. Using a generalization of a Theorem of Rogers…

2016-02-15abs ↗pdf ↗

Classifies non-integrable distributions with simple infinite-dimensional Lie superalgebras of symmetries.

problem Classifying non-integrable distributions with specific Lie superalgebras.
method Classification based on locality assumptions and W-grading.
result 15 series and 7 exceptional Lie superalgebras identified over C\mathbb{C}, and analogs over K\mathbb{K} of characteristic p>0p>0.

This is the first in a series of papers laying the foundations for a differential graded approach to derived differential geometry (and other geometries in characteristic zero). In this paper, we study theories of supercommutative algebras for which infinitely differentiable functions can be evaluated on elements. Such…

2012-11-26abs ↗pdf ↗

Constraint-based clustering algorithms exploit background knowledge to construct clusterings that are aligned with the interests of a particular user. This background knowledge is often obtained by allowing the clustering system to pose pairwise queries to the user: should these two elements be in the same cluster or n…

2018-03-29abs ↗pdf ↗

Odd Khovanov homology gets a new algebraic action from super foams.

problem Understanding the algebraic structure of odd Khovanov homology.
method Introducing a local gl11\mathfrak{gl}_{1|1}-action on odd Khovanov homology via super foams.
result The action of gl11\mathfrak{gl}_{1|1} on odd Khovanov homology is shown to arise from super foams.

Defines Killing (super)algebras for spin manifolds, including gauge transformations.

problem Understanding deformations of spin structures on manifolds.
method Introduces a new algebraic structure, studies its deformations using Spencer cohomology.
result Identifies subclasses of deformations and reconstructs supersymmetric backgrounds.

We map stock market interactions to spin models to recover their hierarchical structure using a simulated annealing based Super-Paramagnetic Clustering (SPC) algorithm. This is directly compared to a modified implementation of a maximum likelihood approach we call Fast Super-Paramagnetic Clustering (f-SPC). The methods…

2018-10-05abs ↗pdf ↗

The study explores Lie superalgebras constructed from Lie algebras using Schouten-like brackets.

problem Investigate how the core Lie algebra controls the Lie superalgebra.
method Construct Lie superalgebras from abstract Lie algebras using Schouten-like brackets and analyze Betti numbers of super homology groups.
result For low dimensional non-abelian Lie algebras, the Betti numbers of super homology groups provide insights into the control of the core Lie algebra.

In this paper we will prove a super-analogue of a well-known result by Kontsevich which states that the homology of a certain complex which is generated by isomorphism classes of oriented graphs can be calculated as the Lie algebra homology of an infinite-dimensional Lie algebra of symplectic vector fields.

2005-10-18abs ↗pdf ↗

The presentation of supergravity theories of our previous paper "Super-Poincare' algebras, space-times and supergravities (I)" is re-formulated in the language of Berezin-Leites-Kostant theory of supermanifolds. It is also shown that the equations of Cremmer, Julia and Scherk's theory of 11D-supergravity are equivalent…

2011-08-31abs ↗pdf ↗

A new formulation of theories of supergravity as theories satisfying a generalized Principle of General Covariance is given. It is a generalization of the superspace formulation of simple 4D-supergravity of Wess and Zumino and it is designed to obtain geometric descriptions for the supergravities that correspond to the…

2010-11-11abs ↗pdf ↗

Combining M-algebra and hyperbolic involutory algebra extends exceptional tangent spaces to 11 dimensions.

problem Combining symmetries in M-theory to extend exceptional tangent spaces.
method Combining known results to show hyperbolic involutory algebra acts on M-algebra through brane-rotating symmetry.
result Extends the hierarchy of exceptional tangent spaces from n ≤ 7 to n = 11.

We study how to generate new Lie algebras G(N0,...,Np,...,Nn)\mathcal{G}(N_0,..., N_p,...,N_n) from a given one G\mathcal{G}. The (order by order) method consists in expanding its Maurer-Cartan one-forms in powers of a real parameter λλ which rescales the coordinates of the Lie (super)group GG, gipλpgipg^{i_p} \to λ^p g^{i_p}, in a way su…

2002-12-31abs ↗pdf ↗

We propose a model in which a spliced vector bundle (with an arbitrary number of gauge structures in the splice) possesses a geometry which do not split. The model employs connection 1-forms with values in a space-product of Lie algebras, and therefore interlaces the various gauge structures in a non-trivial manner. Sp…

1997-04-16abs ↗pdf ↗

We review a construction of a new class of algebraic curves, called super-A-polynomials, and their quantum generalizations. The super-A-polynomial is a two-parameter deformation of the A-polynomial known from knot theory or Chern-Simons theory with SL(2,C) gauge group. The two parameters of the super-A-polynomial encod…

2013-03-15abs ↗pdf ↗

Extends Wigner's representation to study super hyperbolic geometry.

problem Understanding geometry in super hyperbolic three-space.
method Extended Wigner's representation of the Lorentz group to OSp_C(1|2) and applied to Minkowski (3,1|4)-dimensional super space.
result Proof of divergence of the volume of a typical ideal tetrahedron in super hyperbolic three-space.

This note is an expanded and updated version of our entry with the same title for the 2006 Encyclopedia of Mathematical Physics. We give a brief overview of graded Poisson algebras, their main properties and their main applications, in the contexts of super differentiable and of derived algebraic geometry.

2018-11-18abs ↗pdf ↗

With any non necessarily orientable unpunctured marked surface (S,M) we associate a commutative algebra, called quasi-cluster algebra, equipped with a distinguished set of generators, called quasi-cluster variables, in bijection with the set of arcs and one-sided simple closed curves in (S,M). Quasi-cluster variables a…

2011-05-08abs ↗pdf ↗

A cohomology theory of the adjoint of Hopf algebras, via deformations, is presented by means of diagrammatic techniques. Explicit calculations are provided in the cases of group algebras, function algebras on groups, and the bosonization of the super line. As applications, solutions to the YBE are given and quandle coc…

2007-05-22abs ↗pdf ↗

It is proved that the K_0-group of a cluster C*-algebra is isomorphic to the corresponding cluster algebra. As a corollary, one gets a shorter proof of the positivity conjecture for cluster algebras. As an example, we consider a cluster C*-algebra A(1,1) coming from triangulation of an annulus with one marked point on …

2015-12-01abs ↗pdf ↗

Quantum cluster algebras for surfaces with coefficients defined using skein theory.

problem Defining quantum cluster algebras for surfaces with coefficients.
method Introducing a skein algebra and proving it has a quantum cluster structure.
result The skein algebra of a walled surface naturally generalizes quantum cluster algebras of marked surfaces.

The paper expands cluster algebra formulae to non-orientable surfaces and proves positivity.

problem Proving positivity for quasi-cluster algebras from non-orientable surfaces.
method Generalizing Musiker, Schiffler, and Williams' expansion formulae to principal laminations and quasi-triangulations.
result Positivity for quasi-cluster algebras is proven with respect to any choice of coefficients.

New knot invariants derived using quantum cluster algebras.

problem Deriving new knot invariants from quantum cluster algebras.
method Interpreting RR-matrix of Uq(sl2)U_q(\mathfrak{sl}_2) as cluster transformation, introducing auxiliary parameter εε.
result Derives perturbed-Alexander invariants with higher-order terms in εε.

Aim of this article is to introduce the notion of integral and geodesic flows on P-supermanifolds as certain partial actions of R . First I introduce the concept of parametrization over a `small' super algebra P, which leads to the notion of P-objects and is superized local deformation theory. It is shown how parametri…

2011-11-12abs ↗pdf ↗

A class of Z_2-graded Lie algebra and Lie superalgebra extensions of the pseudo-orthogonal algebra of a spacetime of arbitrary dimension and signature is investigated. They have the form g = g_0 + g_1, with g_0 = so(V) + W_0 and g_1 = W_1, where the algebra of generalized translations W = W_0 + W_1 is the maximal solva…

2003-11-13abs ↗pdf ↗