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The problem of evaluating potential integrals on planar triangular elements has been addressed using a polar coordinate decomposition. The resulting formulae are general, exact, easily implemented, and have only one special case, that of a…

Numerical Analysis · Mathematics 2013-03-01 Michael Carley

In this paper, we begin by constructing global linear maps on (n-2)-dimensional subspaces, derived from the local continuity of linear transformations among central sections of a convex body. Using these linear maps, we subsequently…

Functional Analysis · Mathematics 2026-04-07 Ning Zhang

In this short note we briefly review some recent mathematical results relevant to the classical Regge Calculus evolution problem.

General Relativity and Quantum Cosmology · Physics 2007-05-23 E. Fabri , R. Giannitrapani

We show (among other things) that Brauer's k(B)-conjecture holds for defect groups with are central extensions of metacyclic 2-groups by cyclic groups. The same holds for defect groups which contain a central cyclic subgroup of index at…

Representation Theory · Mathematics 2010-12-21 Benjamin Sambale

In this paper, we investigate the fundamental solution of the fractional Fokker-Planck equation. Utilizing the Littlewood-Paley decomposition technology, we present a concise proof of the pointwise estimate for the fundamental solution.

Analysis of PDEs · Mathematics 2025-01-27 Haina Li , Yiran Xu

A new heuristic method for the evaluation of definite integrals is presented. This method of brackets has its origin in methods developed for the evaluation of Feynman diagrams. The operational rules are described and the method is…

Mathematical Physics · Physics 2010-04-14 Ivan Gonzalez , Victor H. Moll , Armin Straub

We consider constrained Horn clause solving from the more general point of view of solving formula equations. Constrained Horn clauses correspond to the subclass of Horn formula equations. We state and prove a fixed-point theorem for Horn…

Logic in Computer Science · Computer Science 2021-09-13 Stefan Hetzl , Johannes Kloibhofer

Watson proved Kirkman's hypothesis (partially solved by Cayley). Using Lagrange Inversion, we drastically shorten Watson's computations and generalize his results at the same time.

Combinatorics · Mathematics 2007-05-23 A. Panholzer , H. Prodinger

We prove new results, related to the Littlewood and Mixed Littlewood conjectures in Diophantine approximation.

Number Theory · Mathematics 2013-05-07 Evgeni Dimitrov , Yakov Sinai

The inversion theorem and convolution theorem of the conformable fractional Laplace transforms are developed. All the elementary properties of the classical Laplace transform are extended to the conformable fractional transform, and using…

Dynamical Systems · Mathematics 2026-05-13 Somnath Sarate , Anil Khairnar , Krishnat Masalkar

We determine the Rolle function in Lagrange polynomial approximation using a suitable differential equation. We then propose a device for improving the Lagrange approximation by exploiting our knowledge of the Rolle function.

Numerical Analysis · Mathematics 2025-10-22 J. S. C. Prentice

The Euler-Bernoulli equation describing the deflection of a beam is a vital tool in structural and mechanical engineering. However, its derivation usually entails a number of intermediate steps that may confuse engineering or science…

General Physics · Physics 2015-12-07 Daniel Duque

By means of the generating function method, a linear recurrence relation is explicitly resolved. The solution is expressed in terms of the Stirling numbers of both the first and the second kind. Two remarkable pairs of combinatorial…

Combinatorics · Mathematics 2024-04-16 Nadia Na Li , Wenchang Chu

We point out that the recursive formula that appears in Erickson's presentation "Fusible Numbers" is incorrect, and pose an alternate conjecture about the structure of fusible numbers. Although we are unable to solve the conjecture, we…

Combinatorics · Mathematics 2012-02-28 Junyan Xu

In this paper we introduce the notion of $e$-computability as a method of finding the Waring rank of forms. We use this notion to find infinitely many new examples which satisfy Strassen's Conjecture.

Commutative Algebra · Mathematics 2015-06-15 Enrico Carlini , Maria Virginia Catalisano , Luca Chiantini , Anthony V. Geramita , Youngho Woo

Error estimation is given for a regularized Shannon's sampling formulae, which was found to be accurate and robust for numerically solving partial differential equations.

Numerical Analysis · Mathematics 2025-10-20 Liwen Qian , G. W. Wei

A short, fairly self-contained proof is given of the Poincar\'e Conjecture. In the previous version there was an error on Page 8. This gap has now been filled.

General Mathematics · Mathematics 2025-09-26 M. J. Dunwoody

In this short note we report on results on a computational search for a counterexample to the strong coincidence conjecture. In particular, we discuss the method used so that further searches can be conducted.

Dynamical Systems · Mathematics 2017-06-19 Scott Balchin

B\"acklund transformations are applied to study the Gross-Pitaevskii equation. Supported by previous results, a class of B\"acklund transformations admitted by this equation are constructed. Schwartzian derivative as well as its invariance…

Mathematical Physics · Physics 2019-01-04 Sandra Carillo , Federico Zullo

In this note, we use the method of [3] to give a simple proof of famous Witten conjecture. Combining the coefficients derived in our note and this method, we can derive more recursion formulas of Hodge integrals.

Algebraic Geometry · Mathematics 2007-05-23 Lin Chen , Yi Li , Kefeng Liu
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