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Related papers: Solving the octic by iteration in six dimensions

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We find a parametric solution of an arbitrary symmetric homogeneous diophantine equation of 5th degree in 6 variables using two primitive solutions. We then generalize this approach to symmetric forms of any odd degree by proving the…

Number Theory · Mathematics 2008-09-25 M. A. Reynya

We propose a new algorithm solving the extended gcd problem, which provides a solution minimizing one of the two coordinates. The algorithm relies on elementary arithmetic properties.

Data Structures and Algorithms · Computer Science 2018-09-24 Marc Wolf , François Wolf , Corentin Le Coz

In this paper we study resolutions which arise as iterated mapping cones.

Commutative Algebra · Mathematics 2007-05-23 Juergen Herzog , Yukihide Takayama

In this note we extend the Dirac method to partial differential equations involving higher order roots of differential operators.

Mathematical Physics · Physics 2011-04-27 D. Babusci , G. Dattoli , M. Quattromini , P. E. Ricci

Motivated by a quaternionic formulation of quantum mechanics, we discuss quaternionic and complex linear differential equations. We touch only a few aspects of the mathematical theory, namely the resolution of the second order differential…

Mathematical Physics · Physics 2015-06-26 S. De Leo , G. C. Ducati

Recent advancements in quantum computing and quantum-inspired algorithms have sparked renewed interest in binary optimization. These hardware and software innovations promise to revolutionize solution times for complex problems. In this…

We provide an iterative solution approach for the indefinite Helmholtz equation discretised using finite elements, based upon a Hermitian Skew-Hermitian Splitting (HSS) iteration applied to the shifted operator, and prove that the iteration…

Numerical Analysis · Mathematics 2026-03-20 Colin J Cotter , Kars Knook , Joshua Hope-Collins

We propose a quantum algorithm to solve systems of nonlinear algebraic equations. In the ideal case the complexity of the algorithm is linear in the number of variables $n$, which means our algorithm's complexity is less than $O(n^{3})$ of…

Quantum Physics · Physics 2019-03-15 Peng Qian , Wei-Cong Huang , Gui-Lu Long

The satisfactory development of Quaternionic Analysis has indicated new solutions for physical and mathematical problems. It is worth mentioning the fact that quaternions possess four dimensions, and in this way they may be considered as…

Mathematical Physics · Physics 2015-08-25 J. Marão

Various problems of mathematical physics consider octonions and split-octonions as a mathematical structure, which underpins the eight-dimensional nature of these problems. Therefore, it is not surprising that octonionic analysis has become…

Complex Variables · Mathematics 2025-02-05 Rolf Sören Kraußhar , Anastasiia Legatiuk , Dmitrii Legatiuk

While quantum computing provides an exponential advantage in solving linear differential equations, there are relatively few quantum algorithms for solving nonlinear differential equations. In our work, based on the homotopy perturbation…

Quantum Physics · Physics 2021-12-23 Cheng Xue , Yu-Chun Wu , Guo-Ping Guo

In this paper we present two optimized eight-step symmetric implicit methods with phase-lag order ten and infinite (phase-fitted). The methods are constructed to solve numerically the radial time-independent Schr\"odinger equation with the…

Numerical Analysis · Mathematics 2008-11-18 G. A. Panopoulos , Z. A. Anastassi , T. E. Simos

This paper presents analytical-approximate solutions of the time-fractional Cahn-Hilliard (TFCH) equations of fourth and sixth-order using the new iterative method (NIM) and q-homotopy analysis method (q-HAM). We obtained convergent series…

Analysis of PDEs · Mathematics 2019-08-09 Lanre Akinyemi , Olaniyi S. Iyiola , Udoh Akpan

Optimization problems in disciplines such as machine learning are commonly solved with iterative methods. Gradient descent algorithms find local minima by moving along the direction of steepest descent while Newton's method takes into…

Quantum Physics · Physics 2018-08-20 Patrick Rebentrost , Maria Schuld , Leonard Wossnig , Francesco Petruccione , Seth Lloyd

This paper introduces an efficient high-order numerical method for solving the 1D stationary Schr\"odinger equation in the highly oscillatory regime. Building upon the ideas from [Arnold, Ben Abdallah, Negulescu, SIAM J. Numer. Anal.,…

Numerical Analysis · Mathematics 2025-04-29 Anton Arnold , Jannis Körner

In this paper, we consider the solvability of a class of nonlinear fourth order integro-differential equations with Navier boundary condition. We first deal with a corresponding linear problem and establish a maximum principle. Using the…

Classical Analysis and ODEs · Mathematics 2020-03-11 Jinxiang Wang

In this study, a recursive solution technique in conjunction with generalized integrating factors is presented and applied to address first and second order linear differential equations. This approach demonstrates practical utility in…

Mathematical Physics · Physics 2025-03-03 Everardo Rivera-Oliva

We prove a result on the convex dependence of solutions of ordinary differential equations on an ordered finite-dimensional real vector space with respect to the initial data.

Classical Analysis and ODEs · Mathematics 2010-08-03 Martin Keller-Ressel , Eberhard Mayerhofer , Alexander G. Smirnov

This paper considers overdetermined boundary problems. Firstly, we give a proof to the Payne-Schaefer conjecture about an overdetermined problem of sixth order in the two dimensional case and under an additional condition for the case of…

Analysis of PDEs · Mathematics 2021-10-06 Changyu Xia

Several open problems in algebraic logic are solved.

Logic · Mathematics 2013-04-05 Tarek Sayed Ahmed