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In this paper we prove some new symmetry results for the extremals of the Caffarelli-Kohn-Nirenberg inequalities, in any dimension larger or equal than two.

Analysis of PDEs · Mathematics 2012-12-27 Jean Dolbeault , Maria J. Esteban , Michael Loss , Gabriella Tarantello

We show that any pseudo-effective divisor on a normal surface decomposes uniquely into its "integral positive" part and "integral negative" part, which is an integral analog of Zariski decompositions. By using this decomposition, we give…

Algebraic Geometry · Mathematics 2020-11-18 Makoto Enokizono

We prove a generalized version of the no-broadcasting theorem, applicable to essentially \emph{any} nonclassical finite-dimensional probabilistic model satisfying a no-signaling criterion, including ones with ``super-quantum'' correlations.…

Quantum Physics · Physics 2008-11-06 Howard Barnum , Jonathan Barrett , Matthew Leifer , Alexander Wilce

In this note I provide two extensions of a particular case of the classical Poncelet theorem.

Algebraic Geometry · Mathematics 2020-10-07 Ciro Ciliberto

A sequence of generalizations of Cartan's conservation of torsion theorem is given for n-dimensional differentiable manifolds having a general linear connection.

General Relativity and Quantum Cosmology · Physics 2016-08-31 C. C. Briggs

Frobenius built a representation theory of finite groups in the process of obtaining the irreducible factorization of the group determinant. Here, we give a generalization of Frobenius' theorem. The generalization leads to a corollary on…

Representation Theory · Mathematics 2020-10-29 Naoya Yamaguchi

We extend the result of K. Karlander [Math. Scand. 80 (1997)] regarding finite dimensionality of spaces of absolutely convergent Fourier transforms.

Classical Analysis and ODEs · Mathematics 2013-05-15 Björn G. Walther

General Relativity in three or more dimensions can be obtained by taking the limit $\omega\rightarrow\infty$ in the Brans-Dicke theory. In two dimensions General Relativity is an unacceptable theory. We show that the two-dimensional closest…

General Relativity and Quantum Cosmology · Physics 2010-04-06 José P. S. Lemos , Paulo M. Sá

The purpose of this paper is to present some multidimensional fixed-point theorems and their applications. For this, we provide a multidimensional fixed point theorem and then using this theorem we prove the existence and uniqueness of a…

Functional Analysis · Mathematics 2021-07-28 H. Akhadkulov , S. Akhatkulov , T. Y. Ying , R. Tilavov

The goal of this paper is to generalize a theorem of Fujiwara (formerly Deligne's conjecture) to the situation appearing in a joint work [KV] with David Kazhdan on the global Langlands correspondence over function fields. Moreover, our…

Algebraic Geometry · Mathematics 2007-05-23 Yakov Varshavsky

The main goal of this paper is to generalize Bohr's phenomenon from complex one-dimensional analysis to higher dimensions in the framework of Quaternionic Analysis.

Complex Variables · Mathematics 2007-10-09 K. Gürlebeck , J. Morais

One of the variants to proof the generalized Ito-Wentzell's formula is introduced and examined in this paper. The relationship between different representations of the generalized Ito-Wentzell's formula/ is considered.

Probability · Mathematics 2015-04-22 Doobko Valeriy

We prove, with no claim to originality, a relative version of the Fujita-Zariski theorem. When the base is a field, this result is due to Fujita (1983) and states that if an invertible sheaf on a proper variety is ample on its base locus,…

Algebraic Geometry · Mathematics 2025-04-02 Laurent Moret-Bailly

In this paper, we present the general one-dimensional Clifford Fourier Transform. We derive fundamental properties: Plancherel theorem, reconstruction and convolution formulas. Additionally, we provide an application to probability theory…

Functional Analysis · Mathematics 2023-05-04 Said Fahlaoui , Hakim Monaim

In this paper, we show that several extension of Banach contraction principle, can be easily derived from the Caristi's theorem is one of the useful generalization of Banach contraction principle in the setting of the complete metric…

Metric Geometry · Mathematics 2015-06-17 Farshid Khojasteh , Erdal Karapinar , Hassan Khandani

We prove a full generalization of the Castelnuovo's free pencil trick. We show its analogies with the Adjoint Theorem; see L. Rizzi, F. Zucconi, Differential forms and quadrics of the canonical image, arXiv:1409.1826 and also Theorem 1.5.1…

Algebraic Geometry · Mathematics 2016-02-04 Luca Rizzi , Francesco Zucconi

In this work, we prove a generalization of Quillen's Theorem A to 2-categories equipped with a special set of morphisms which we think of as weak equivalences, providing sufficient conditions for a 2-functor to induce an equivalence on…

Algebraic Topology · Mathematics 2020-04-14 Fernando Abellán García , Walker H. Stern

Our goal in the present paper is to give a new ergodic proof of a well-known Veech's result, build upon our previous works.

Dynamical Systems · Mathematics 2017-03-07 Panagiotis Georgopoulos

We outline an approach to prove the two dimensional Jacobian Conjecture using the theory of fractals.

Algebraic Geometry · Mathematics 2015-10-20 Ronen Peretz

We generalize the Hodge version of the global Torelli theorem in the framework of irreducible symplectic orbifolds. We also propose a generalization of several results related to the K\"ahler cone and the notion of wall divisors introduced…

Algebraic Geometry · Mathematics 2025-05-27 Grégoire Menet , Ulrike Rieß