Results 61 to 70 of about 832,966 (358)

Edge-regular graphs with regular cliques [PDF]

open access: yesEuropean Journal of Combinatorics, 2018
We exhibit infinitely many examples of edge-regular graphs that have regular cliques and that are not strongly regular. This answers a question of Neumaier from 1981.
Gary R.W. Greaves, Jack H. Koolen
openaire   +4 more sources

Modeling the dynamic semantics of a computer program

open access: yesЦифровые модели и решения, 2023
In this paper, two approaches are used to construct the dynamic semantics of computer programs: the first is the representation of mathematical models of computational processes generated by a computer program in the form of a discrete transformer; the ...
K. E. Iklassova, R. N. Kozhakhmetova
doaj   +1 more source

Regular Is Longer [PDF]

open access: yesi-Perception, 2017
The current study examined whether regularity of dot patterns would influence time perception. We presented observers the dot patterns with three levels of regularity (high, middle and low) and measured the perceived duration of each pattern by bisection and rating methods.
Kyoshiro Sasaki, Yuki Yamada
openaire   +4 more sources

On the regularity of solutions to elliptic equations [PDF]

open access: yesRendiconti di Matematica e delle Sue Applicazioni, 1999
We prove that the Meyers’s regularity result for elliptic equations with nonsmooth coefficients and a Dirichlet boundary condition can be generalized for other boundary conditions and for Lipschitz domains.
T. Gallouet, A. Monier
doaj  

Local Elliptic Regularity for the Dirichlet Fractional Laplacian [PDF]

open access: yes, 2017
We prove the Wloc2⁢s,p${W_{{\mathrm{loc}}}^{2s,p}}$ local elliptic regularity of weak solutions to the Dirichlet problem associated with the fractional Laplacian on an arbitrary bounded open set of ℝN${\mathbb{R}^{N}}$. The key tool consists in analyzing
U. Biccari, M. Warma, E. Zuazua
semanticscholar   +1 more source

A regularity structure for rough volatility [PDF]

open access: yesMathematical Finance, 2017
A new paradigm has emerged recently in financial modeling: rough (stochastic) volatility. First observed by Gatheral et al. in high‐frequency data, subsequently derived within market microstructure models, rough volatility captures parsimoniously key ...
Christian Bayer   +4 more
semanticscholar   +1 more source

Regular and completely regular differential operators [PDF]

open access: yesMathematical Notes, 2007
We define the concept of completely regular ordinary differential operators and give various criteria for operators to belong to this class. We give also criteria for Birkhof regularity of ordinary differential operators in terms of the growth of the Green function and basis property.
E. A. Shiryaev, A. A. Shkalikov
openaire   +3 more sources

Social context prevents heat hormetic effects against mutagens during fish development

open access: yesFEBS Letters, EarlyView.
This study shows that sublethal heat stress protects fish embryos against ultraviolet radiation, a concept known as ‘hormesis’. However, chemical stress transmission between fish embryos negates this protective effect. By providing evidence for the mechanistic molecular basis of heat stress hormesis and interindividual stress communication, this study ...
Lauric Feugere   +5 more
wiley   +1 more source

Commentary on "A Computational Approach to the Detection and Prediction of (Ir)Regularity in Children's Folk Songs"

open access: yesEmpirical Musicology Review, 2023
This commentary on "A Computational Approach to the Detection and Prediction of (Ir)Regularity in Children's Folk Songs" by Mihelač, Povoh, and Wiggins reflects on the use of methods of (statistical) expectation to analyze musical structure and ...
Carlos Eduardo Cancino-Chacon
doaj   +1 more source

Regular factors in regular graphs

open access: yesDiscrete Mathematics, 1993
AbstractLet G be a k-regular, (k−1)-edge-connected graph with an even number of vertices, and let m be an integer such that1⩽m⩽k − 1. Then the graph obtained by removing any k − m edges of G, has an m-factor.
openaire   +2 more sources

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