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Researchers develop models to explain the unknowns. These models typically involve parameters that capture tangible quantities, the estimation of which is desired. Parameter identifiability investigates the recoverability of the unknown…

Optimization and Control · Mathematics 2024-07-01 Anuththara Sarathchandra , Azadeh Aghaeeyan , Pouria Ramazi

It is shown that separation conditions (separation curves) are fundamental objects of separability theory. They are used for the classification of certain clases of separable systems, for the proof of bi-Hamiltonian property and finally…

Exactly Solvable and Integrable Systems · Physics 2009-02-04 Maciej Blaszak

There is currently a renewed interest in the Bayesian predictive approach to statistics. This paper offers a review on foundational concepts and focuses on predictive modeling, which by directly reasoning on prediction, bypasses inferential…

Statistics Theory · Mathematics 2024-11-22 Sandra Fortini , Sonia Petrone

We study tightness properties and selective versions of separability in bitopological function spaces endowed with set-open topologies.

General Topology · Mathematics 2016-05-10 Alexander V. Osipov , Selma Özçağ

We show that the exact exchange-correlation potential of time-dependent density-functional theory displays dynamical step structures that have a spatially non-local and time non-local dependence on the density. Using one-dimensional…

Chemical Physics · Physics 2015-06-12 Peter Elliott , Johanna I. Fuks , Angel Rubio , Neepa T. Maitra

Free coherent states for a system with two degrees of freedom is defined. An isomorphism of the space of distributions on 2-adic disc and the space of free coherent states is constructed.

q-alg · Mathematics 2008-02-03 S. V. Kozyrev

In this paper, we give a approximation characterization, embedding properties and the duality of matrix weighted modulation spaces.

Functional Analysis · Mathematics 2024-08-29 Shengrong Wang , Pengfei Guo , Jingshi Xu

We study the interfaces arising in the two-dimensional Ising model at critical temperature, without magnetic field. We show that in the presence of free boundary conditions between plus and minus spins, the scaling limit of these interfaces…

Probability · Mathematics 2011-10-18 Clément Hongler , Kalle Kytölä

An orthogonality space is a set together with a symmetric and irreflexive binary relation. Any linear space equipped with a reflexive and anisotropic inner product provides an example: the set of one-dimensional subspaces together with the…

Mathematical Physics · Physics 2020-02-24 Thomas Vetterlein

The split property expresses a strong form of independence of spacelike separated regions in algebraic quantum field theory. In Minkowski spacetime, it can be proved under hypotheses of nuclearity. An expository account is given of…

Mathematical Physics · Physics 2016-09-15 Christopher J. Fewster

In this work the author studies the property close to property of order separability.

Group Theory · Mathematics 2010-07-21 Vladimir V. Yedynak

In this paper, we consider the product space for two processes with independent increments under nonlinear expectations. By introducing a discretization method, we construct a nonlinear expectation under which the given two processes can be…

Probability · Mathematics 2016-01-22 Qiang Gao , Mingshang Hu , Xiaojun Ji , Guomin Liu

We study integral geometric properties of non-compact harmonic spaces.

Differential Geometry · Mathematics 2012-10-16 Norbert Peyerimhoff , Evangelia Samiou

Reciprocity is a fundamental symmetry property observed across many physical domains, including acoustics, elasticity, electromagnetics, and thermodynamics. In systems and control theory, it provides key insights into the internal structure…

Optimization and Control · Mathematics 2025-11-11 Brayan M. Shali , Rodolphe Sepulchre

We study here the topology of information on the space of probability measures over Polish spaces that was defined in [1]. We show that under this topology, a convergent sequence of probability measures satisfying a conditional independence…

Probability · Mathematics 2014-02-25 Abhishek Gupta

We extend the theory of exterior differential systems from manifolds and their tangent bundles to Lie algebroids. In particular, we define the concept of an integral manifold of such an exterior differential system. We support our…

Differential Geometry · Mathematics 2026-01-21 Tom Mestdag , Kenzo Yasaka

We show that the previously proposed local transformations in E theory have a closing algebra if one adopts a simple constraint on the parameters of the transformations that constrains their dependence on the extended spacetime of E theory.…

High Energy Physics - Theory · Physics 2025-04-28 Peter West

One of the advantages of working with Alexander-Spanier-\v{C}ech type cohomology theory is the continuity property: For inverse systems of sufficiently well-behaved spaces, the result of taking the cohomology of their limit is a direct…

Algebraic Topology · Mathematics 2025-03-28 Jon M. Corson , Evan M. Lee

We prove the existence of infinite dense free sets (in the usual topology) for set mappings on the reals, under reasonable assumptions.

Logic · Mathematics 2016-11-15 Shimon Garti

Randomness (in the sense of being generated in an IID fashion) and exchangeability are standard assumptions in nonparametric statistics and machine learning, and relations between them have been a popular topic of research. This short paper…

Statistics Theory · Mathematics 2026-01-21 Vladimir Vovk