Results 81 to 90 of about 72,689,119 (258)

On List Equitable Total Colorings of the Generalized Theta Graph

open access: yesDiscussiones Mathematicae Graph Theory, 2021
In 2003, Kostochka, Pelsmajer, and West introduced a list analogue of equitable coloring called equitable choosability. A k-assignment, L, for a graph G assigns a list, L(v), of k available colors to each v ∈ V (G), and an equitable L-coloring of G is a ...
Mudrock Jeffrey A.   +2 more
doaj   +1 more source

On the possible volume of $μ$-$(v,k,t)$ trades

open access: yes, 2013
A $μ$-way $(v,k,t)$ $trade$ of volume $m$ consists of $μ$ disjoint collections $T_1$, $T_2, \dots T_μ$, each of $m$ blocks, such that for every $t$-subset of $v$-set $V$ the number of blocks containing this t-subset is the same in each $T_i\ (1\leq i\leq μ)$.
Rashidi, Saeedeh, Soltankhah, Nasrin
openaire   +2 more sources

A note on subsets of positive reach

open access: yesMathematische Nachrichten, Volume 297, Issue 3, Page 932-942, March 2024.
Abstract We provide new structural results on sets of positive reach in Euclidean spaces and Riemannian manifolds. In particular, we describe neighborhoods of points, whose tangent cones have maximal dimensions.
Alexander Lytchak
wiley   +1 more source

Nonlinear Systems of Second-Order ODEs

open access: yesBoundary Value Problems, 2008
We study existence of positive solutions of the nonlinear system −(p1(t,u,v)u′)′= h1(t)f1(t,u,v) in (0,1); −(p2(t,u,v)v′)′=h2(t)f2(t,u,v) in (0,1); u(0)=u(1)=v(0)=v(1)=0, where p1(t,u,v)=1/(a1(t)+c1g1(u,v)) and p2(t,u,v)
Patricio Cerda, Pedro Ubilla
doaj   +1 more source

A case study in underspecification of UG: External Pair Merge of v and T

open access: yesSyntax, Volume 27, Issue 1, Page 123-147, March 2024.
Abstract Previous works have explored the options of Pair Merging R and v as well as T and C, respectively, yielding R‐v and T‐C with various consequences. This paper proposes that v and T can yield the complex head v‐T, an amalgam formed by external Pair Merge.
Andreas Blümel
wiley   +1 more source

Enhanced prevalence of T cell receptor Vbeta7 gene family expression in human intestine-associated T lymphocytes

open access: yes, 1996
Relative levels of expression of T cell receptor variable (V) beta and joining (J) beta gene segments were determined in T cells derived from intestinal biopsies of healthy mucosal areas, mesenteric lymph nodes and peripheral blood of the same ...
Hodara V   +6 more
core   +1 more source

Alpha (v) integrins license regulatory T cells to apoptotic cells and self-associated antigens

open access: yes, 2010
Defects in apoptotic cell clearance are thought to contribute to autoimmunity by failure to induce tolerance, coupled with accumulation of immunogenic material.
Paidassi, Helena   +5 more
core   +1 more source

Constraints on the spin-parity and anomalous HVV couplings of the Higgs boson in proton collisions at 7 and 8 TeV

open access: yes, 2015
The study of the spin-parity and tensor structure of the interactions of the recently discovered Higgs boson is performed using the H to ZZ, Z gamma*, gamma* gamma* to 4 l, H to WW to l nu l nu, and H to gamma gamma decay modes. The full dataset recorded
V. Khachatryan   +499 more
semanticscholar   +1 more source

The open-open topology for function spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1993
Let (X,T) and (Y,T*) be topological spaces and let F⊂YX. For each U∈T, V∈T*, let (U,V)={f∈F:f(U)⊂V}. Define the set S∘∘={(U,V):U∈T and V∈T*}. Then S∘∘ is a subbasis for a topology, T∘∘ on F, which is called the open-open topology.
Kathryn F. Porter
doaj   +1 more source

Vδ2 T-Cells Kill ZIKV-Infected Cells by NKG2D-Mediated Cytotoxicity

open access: yesMicroorganisms, 2019
An expansion of effector/activated Vδ2 T-cells was recently described in acute Zika virus (ZIKV)-infected patients, but their role in the protective immune response was not clarified.
Eleonora Cimini   +12 more
doaj   +1 more source

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