Results 131 to 140 of about 146,027 (294)

Well-posedness and exponential stability for a wave equation with nonlocal time-delay condition

open access: yesElectronic Journal of Differential Equations, 2017
Well-posedness and exponential stability of nonlocal time-delayed of a wave equation with a integral conditions of the 1st kind forms the center of this work.
Carlos Alberto Raposo   +3 more
doaj  

On (m, n)-ideals and (m, n)-regular ordered semigroups [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2016
Let m, n be non-negative integers. A subsemigroup A of an ordered semigroup (S,  ,  is called an (m, n)-ideal of S if (i) Am SAn  A, and (ii) if x  A, y  S such that y  x, then y  A. In this paper, necessary and sufficient conditions for every (
Limpapat Bussaban, Thawhat Changphas
doaj  

The semigroup of semigroup extensions

open access: yesSemigroup Forum, 1971
J. W. Stepp   +3 more
openaire   +2 more sources

Semigroups with identity on a manifold [PDF]

open access: bronze, 1959
Paul S. Mostert, Allen Shields
openalex   +1 more source

Semigroup algebras of linear semigroups

open access: yesJournal of Algebra, 1992
Jan Okniński, Mohan S. Putcha
openaire   +2 more sources

Quasi-Distribution Semigroups and Integrated Semigroups

open access: yesJournal of Functional Analysis, 1997
AbstractSupposeXis a Banach space. We introduce the concept of quasi-distribution semigroups onX, as a generalization of the concept of distribution semigroups introduced by Lions in [19]. In our approach, the generatorAof a quasi-distribution semigroup may not be densely defined.
openaire   +2 more sources

Admissibility of semigroup structures on continua [PDF]

open access: bronze, 1958
Robert J. Koch, A. D. Wallace
openalex   +1 more source

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