Results 21 to 30 of about 17,488 (204)

Mackey continuity of convex functions on dual Banach spaces: a review

open access: yesExtracta Mathematicae, 2020
A convex (or concave) real-valued function, f , on a dual Banach space P is continuous for the Mackey topology m (P∗, P ) if (and only if) it is Mackey continuous on bounded subsets of P∗ . Equivalence of Mackey continuity to sequential Mackey continuity
Andrew J. Wrobel
doaj  

Cosmic Strings and Chronology Protection

open access: yes, 1992
A space consisting of two rapidly moving cosmic strings has recently been constructed by Gott that contains closed timelike curves. The global structure of this space is analysed and is found that, away from the strings, the space is identical to a ...
Grant, James D. E.
core   +1 more source

Compactly Generated Stacks: A Cartesian Closed Theory of Topological Stacks

open access: yes, 2012
A convenient bicategory of topological stacks is constructed which is both complete and Cartesian closed. This bicategory, called the bicategory of compactly generated stacks, is the analogue of classical topological stacks, but for a different ...
Carchedi, David
core   +1 more source

Locally normal subgroups of totally disconnected groups. Part II: Compactly generated simple groups

open access: yes, 2017
We use the structure lattice, introduced in Part I, to undertake a systematic study of the class $\mathscr S$ consisting of compactly generated, topologically simple, totally disconnected locally compact groups that are non-discrete.
Caprace, Pierre-Emmanuel   +2 more
core   +1 more source

KLK7 overexpression promotes an aggressive phenotype and facilitates peritoneal dissemination in colorectal cancer cells

open access: yesFEBS Open Bio, EarlyView.
KLK7, a tissue kallikrein‐related peptidase, is elevated in advanced colorectal cancer and associated with shorter survival. High KLK7 levels in ascites correlate with peritoneal metastasis. In mice, KLK7 overexpression increases metastasis. In vitro, KLK7 enhances cancer cell proliferation, migration, adhesion, and spheroid formation, driving ...
Yosr Z. Haffani   +6 more
wiley   +1 more source

Convexity and quasi-uniformizability of closed preordered spaces

open access: yes, 2013
In many applications it is important to establish if a given topological preordered space has a topology and a preorder which can be recovered from the set of continuous isotone functions.
Minguzzi, E.
core   +1 more source

Molecular dynamics simulations of positively selected codons in FcγRI reveal novel biochemical binding properties

open access: yesFEBS Open Bio, EarlyView.
Evolutionary analysis across 32 placental mammals identified positive selection at residues H148 and W149 in the immune receptor FcγR1. Ancestral reconstruction combined with molecular dynamics simulations reveals how these mutations may influence receptor structure and dynamics, providing insight into the evolution of antibody recognition and immune ...
David A. Young   +7 more
wiley   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Powder Optimization Strategies for Binder Jetting Printing of BaTiO3 and Ba0,6Sr0,4TiO3 Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Powder optimization is investigated to enable binder jetting of BaTiO3 and Ba0.6Sr0.4TiO3 ferroelectric ceramics. The antagonistic relationship between flowability and binder compatibility is addressed through binder impregnation of granulated powders and fumed silica addition to fine powders.
Fanny Pruvost   +4 more
wiley   +1 more source

A Characterization of Strongly Weakly Compactly Generated Banach Spaces

open access: yesRocky Mountain Journal of Mathematics, 2004
A Banach space \(X\) is called strongly WCG if \(X\) contains a weakly compact subset \(K\) which almost absorbs any other weakly compact subset \(L\), i.e., for every \(\varepsilon>0\) there is \(n\) so that \(L\subset nK+\varepsilon B_X\). The author proves that for a strongly WCG space \(X\) there exists a reflexive space \(R\) and a continuous ...
openaire   +3 more sources

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