Results 11 to 20 of about 668,979 (308)

Regular colorings in regular graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bernshteyn, Anton   +6 more
openaire   +3 more sources

Maximal Regularity [PDF]

open access: yes, 2021
AbstractIn this chapter, we address the issue of maximal regularity. More precisely, we provide a criterion on the ‘structure’ of the evolutionary equation $$\displaystyle \left (\overline {\partial _{t,\nu }M(\partial _{t,\nu })+A}\right )U=F $$
Christian Seifert   +2 more
openaire   +1 more source

Algebraic connections vs. algebraic D-modules: regularity conditions. [PDF]

open access: yes, 2016
open2noThis paper is devoted to the comparison ot the notions of regularity for algebraic connections and regularity for (holonomic) algebraic D-modulesopenMaurizio, Cailotto; Luisa, FiorotCailotto, Maurizio; Fiorot ...

core   +1 more source

Regular Partitions of Regular Graphs [PDF]

open access: yesCanadian Mathematical Bulletin, 1978
In the study of the combinatorial structure of edge-graphs of convex polytopes one may ask whether a given graph possesses a partition consisting of certain kinds of subgraphs.In this paper we describe some special partitions of 3-valent and 4-valent graphs.
openaire   +2 more sources

Hadamard regularization [PDF]

open access: yesJournal of Mathematical Physics, 2000
Motivated by the problem of the dynamics of point-particles in high post-Newtonian (e.g., 3PN) approximations of general relativity, we consider a certain class of functions which are smooth except at some isolated points around which they admit a power-like singular expansion.
Blanchet, Luc, Faye, Guillaume
openaire   +4 more sources

Local and Global Existence and Uniqueness of Solution for Time-Fractional Fuzzy Navier–Stokes Equations

open access: yesFractal and Fractional, 2022
Navier–Stokes (NS) equation, in fluid mechanics, is a partial differential equation that describes the flow of incompressible fluids. We study the fractional derivative by using fractional differential equation by using a mild solution.
Kinda Abuasbeh   +3 more
doaj   +1 more source

Socioeconomic factors and lifestyle affecting the variability of menstrual cycle characteristics in women from Central Poland

open access: yesAnthropological Review, 2019
Regularity, length of the cycle and duration of menstrual flow are a reflection of women health. The purpose of the research was to assess the relationships between socioeconomic status, cycle length, duration of menses, regularity and dysmenorrhea.
Nieczuja-Dwojacka Joanna   +3 more
doaj   +1 more source

Well-Posedness and Regularity Results for Fractional Wave Equations with Time-Dependent Coefficients

open access: yesFractal and Fractional, 2022
Fractional wave equations with time-dependent coefficients are natural generations of classical wave equations which can be used to characterize propagation of wave in inhomogeneous media with frequency-dependent power-law behavior.
Li Peng, Yong Zhou
doaj   +1 more source

Butterfly support for off diagonal coefficients and boundedness of solutions to quasilinear elliptic systems

open access: yesAdvances in Nonlinear Analysis, 2021
We consider quasilinear elliptic systems in divergence form. In general, we cannot expect that weak solutions are locally bounded because of De Giorgi’s counterexample. Here we assume that off-diagonal coefficients have a “butterfly support”: this allows
Leonardi Salvatore   +3 more
doaj   +1 more source

Directional Regularity and Metric Regularity

open access: yesSIAM Journal on Optimization, 2007
For general constraint systems in Banach spaces, we present the directional stability theorem based on the appropriate generalization of the directional regularity condition, suggested earlier in [A. V. Arutyunov and A. F. Izmailov, Math. Oper. Res., 31 (2006), pp. 526-543].
Arutyunov A.V.   +2 more
openaire   +3 more sources

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