Results 1 to 10 of about 2,656,443 (77)

The Structure of Differential Invariants and Differential Cut Elimination [PDF]

open access: yesLogical Methods in Computer Science, 2012
The biggest challenge in hybrid systems verification is the handling of differential equations. Because computable closed-form solutions only exist for very simple differential equations, proof certificates have been proposed for more scalable ...
Andre Platzer
doaj   +1 more source

$\mathcal{C}^{\infty}$-structures in the integration of involutive distributions [PDF]

open access: yes, 2023
For a system of ordinary differential equations (ODEs) or, more generally, an involutive distribution of vector fields, the problem of its integration is considered.
Muriel, C.   +3 more
core   +3 more sources

Necessary and sufficient conditions for boundedness of commutators of the general fractional integral operators on weighted Morrey spaces [PDF]

open access: yes, 2012
We prove that $b$ is in $Lip_{\bz}(\bz)$ if and only if the commutator $[b,L^{-\alpha/2}]$ of the multiplication operator by $b$ and the general fractional integral operator $L^{-\alpha/2}$ is bounded from the weighed Morrey space $L^{p,k}(\omega)$ to $L^
Si, Zengyan, Zhao, Fayou
core   +3 more sources

Nonzero radial solutions for a class of elliptic systems with nonlocal BCs on annular domains [PDF]

open access: yes, 2014
We provide new results on the existence, non-existence, localization and multiplicity of nontrivial solutions for systems of Hammerstein integral equations.
Infante, Gennaro, Pietramala, Paolamaria
core   +1 more source

Topological Recursion and Uncoupled BPS Structures II: Voros Symbols and the τ -Function [PDF]

open access: yes, 2023
We continue our study of the correspondence between BPS structures and topological recursion in the uncoupled case, this time from the viewpoint of quantum curves.
Iwaki, Kohei, Kidwai, Omar
core   +2 more sources

Nontrivial solutions of boundary value problems for second order functional differential equations [PDF]

open access: yes, 2015
In this paper we present a theory for the existence of multiple nontrivial solutions for a class of perturbed Hammerstein integral equations. Our methodology, rather than to work directly in cones, is to utilize the theory of fixed point index on affine ...
Calamai, Alessandro, Infante, Gennaro
core   +1 more source

Properties of the series solution for Painlevé I [PDF]

open access: yes, 2013
We present some observations on the asymptotic behaviour of the coefficients in the Laurent series expansion of solutions of the first Painlevé equation.
Carlitz L.   +21 more
core   +2 more sources

On the solvability of a parameter-dependent cantilever-type BVP

open access: yes, 2022
We discuss the solvability of a parameter dependent cantilever-type boundary value problem. We provide an existence and localization result for the positive solutions via a Birkhoff-Kellogg type theorem. We also obtain, under additional growth conditions,
Infante, Gennaro
core   +1 more source

A Graceful Basis in the Solution Space of an ODE with Constant Coefficients [PDF]

open access: yesarXiv, 2023
We revisit the classical problem of construction of a fundamental system of solutions to a linear ODE whose elements remain analytic and linearly independent for all values of the roots of the characteristic polynomial.
arxiv  

Monodromy dependence and connection formulae for isomonodromic tau functions [PDF]

open access: yes, 2018
We discuss an extension of the Jimbo-Miwa-Ueno differential 1-form to a form closed on the full space of extended monodromy data of systems of linear ordinary differential equations with rational coefficients. This extension is based on the results of M.
Its, A., Lisovyy, O., Prokhorov, A.
core   +3 more sources

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