Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential Equations

For each fundamental and widely used ordinary second-order linear homogeneous differential equation of mathematical physics, we derive a family of associated differential equations that share the same “degenerate” canonical form. These equations can be solved easily if the original equation is known...

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Main Authors: Dimitris M. Christodoulou, Eric Kehoe, Qutaibeh D. Katatbeh
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Axioms
Subjects:
Online Access:https://www.mdpi.com/2075-1680/10/2/94
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spelling doaj-d28327c6baa54f88aeae4fba8c18edad2021-06-01T00:27:31ZengMDPI AGAxioms2075-16802021-05-0110949410.3390/axioms10020094Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential EquationsDimitris M. Christodoulou0Eric Kehoe1Qutaibeh D. Katatbeh2Department of Mathematical Sciences, University of Massachusetts Lowell, Lowell, MA 01854, USADepartment of Mathematics, Colorado State University, Fort Collins, CO 80523, USADepartment of Mathematics & Statistics, Jordan University of Science & Technology, Irbid 22110, JordanFor each fundamental and widely used ordinary second-order linear homogeneous differential equation of mathematical physics, we derive a family of associated differential equations that share the same “degenerate” canonical form. These equations can be solved easily if the original equation is known to possess analytic solutions, otherwise their properties and the properties of their solutions are de facto known as they are comparable to those already deduced for the fundamental equation. We analyze several particular cases of new families related to some of the famous differential equations applied to physical problems, and the degenerate eigenstates of the radial Schrödinger equation for the hydrogen atom in <i>N</i> dimensions.https://www.mdpi.com/2075-1680/10/2/94ordinary differential equationsanalytical methodsmathematical modelsRiccati equationradial Schrödinger equationtransformations
collection DOAJ
language English
format Article
sources DOAJ
author Dimitris M. Christodoulou
Eric Kehoe
Qutaibeh D. Katatbeh
spellingShingle Dimitris M. Christodoulou
Eric Kehoe
Qutaibeh D. Katatbeh
Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential Equations
Axioms
ordinary differential equations
analytical methods
mathematical models
Riccati equation
radial Schrödinger equation
transformations
author_facet Dimitris M. Christodoulou
Eric Kehoe
Qutaibeh D. Katatbeh
author_sort Dimitris M. Christodoulou
title Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential Equations
title_short Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential Equations
title_full Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential Equations
title_fullStr Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential Equations
title_full_unstemmed Degenerate Canonical Forms of Ordinary Second-Order Linear Homogeneous Differential Equations
title_sort degenerate canonical forms of ordinary second-order linear homogeneous differential equations
publisher MDPI AG
series Axioms
issn 2075-1680
publishDate 2021-05-01
description For each fundamental and widely used ordinary second-order linear homogeneous differential equation of mathematical physics, we derive a family of associated differential equations that share the same “degenerate” canonical form. These equations can be solved easily if the original equation is known to possess analytic solutions, otherwise their properties and the properties of their solutions are de facto known as they are comparable to those already deduced for the fundamental equation. We analyze several particular cases of new families related to some of the famous differential equations applied to physical problems, and the degenerate eigenstates of the radial Schrödinger equation for the hydrogen atom in <i>N</i> dimensions.
topic ordinary differential equations
analytical methods
mathematical models
Riccati equation
radial Schrödinger equation
transformations
url https://www.mdpi.com/2075-1680/10/2/94
work_keys_str_mv AT dimitrismchristodoulou degeneratecanonicalformsofordinarysecondorderlinearhomogeneousdifferentialequations
AT erickehoe degeneratecanonicalformsofordinarysecondorderlinearhomogeneousdifferentialequations
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