Results 31 to 40 of about 31,249 (204)

Automorphisms of real Lie algebras of dimension five or less [PDF]

open access: yes, 2013
The Lie algebra version of the Krull-Schmidt Theorem is formulated and proved. This leads to a method for constructing the automorphisms of a direct sum of Lie algebras from the automorphisms of its indecomposable components.
Fisher, David J.   +2 more
core   +2 more sources

Minimal Lorentz Surfaces in Pseudo-Euclidean 4-Space with Neutral Metric

open access: yes, 2018
We study minimal Lorentz surfaces in the pseudo-Euclidean 4-space with neutral metric whose first normal space is two-dimensional and whose Gauss curvature $K$ and normal curvature $\varkappa$ satisfy the inequality $K^2-\varkappa^2 >0$. Such surfaces we
Aleksieva, Yana, Milousheva, Velichka
core   +1 more source

Modelling and analysis of biochemical signalling pathway cross-talk [PDF]

open access: yes, 2010
Signalling pathways are abstractions that help life scientists structure the coordination of cellular activity. Cross-talk between pathways accounts for many of the complex behaviours exhibited by signalling pathways and is often critical in producing ...
Emanuela Merelli   +3 more
core   +5 more sources

Why people use digital payments: Evidence from micro data in Peru

open access: yesLatin American Journal of Central Banking, 2021
Financial inclusion and digital payment use remain low in Peru. There is extensive literature on the determinants of deposit account access as a measure of financial inclusion, but few studies focus on digital payment use, and none addresses the Peru ...
Jose Aurazo, Milton Vega
doaj  

Timelike Bertrand Curves in Semi-Euclidean Space [PDF]

open access: yes, 2010
In this paper, it is proved that, no special timelike Frenet curve is a Bertrand curve in $\mathbb{E}_2^4$ and also, in $\mathbb{E}_\nu^{n+1}$ $ ({n \ge 3})$, such that the notion of Bertrand curve is definite only in $\mathbb{E}_1^2$ and $\mathbb{E}_1^3$
Ersoy, Soley, Tosun, Murat
core  

CBDC and Trust in A Central Bank: Transitivity Of Preferences Vs. The Privacy Paradox

open access: yesFinancial Internet Quarterly
The privacy and anonymity of transactions are considered some of the biggest challenges when designing Central Bank Digital Currencies (CBDC). While many surveys show that people strongly prefer privacy in their transactions, behavioral theories suggest ...
Koziuk Viktor   +3 more
doaj   +1 more source

Fine group gradings of the real forms of $sl(4,\C)$, $sp(4,\C)$, and $o(4,\C)$

open access: yes, 2007
We present an explicit description of the 'fine group gradings' (i.e. group gradings which cannot be further refined) of the real forms of the semisimple Lie algebras $sl(4,\C)$, $sp(4,\C)$, and $o(4,\C)$. All together 12 real Lie algebras are considered,
Patera, Jiří   +2 more
core   +2 more sources

Finite-Dimensional Representations of the Quantum Superalgebra U$_{q}$[gl(2/2)]: I. Typical representations at generic $q$ [PDF]

open access: yes, 1993
In the present paper we construct all typical finite-dimensional representations of the quantum Lie superalgebra $U_{q}[gl(2/2)]$ at generic deformation parameter $q$.
Faddeev L. D., Nguyen Anh Ky
core   +2 more sources

Un commento di Wolfganf Rieke. (Are monetary policies and performances converging? A comment)

open access: yesMoneta e Credito, 2013
A brief comment on Niels Thygesen’s Are monetary policies and performances converging?
W. RIEKE
doaj   +1 more source

The Birds of the Highlands of South-West Saudi Arabia and adjacent parts of the Tihama: July 2010 [PDF]

open access: yes, 2011
The objective of the survey was to compare habitats and bird life in the Asir region, particularly Jebal Souda and the Raydah escarpment protected area of the Saudi Wildlife Commission, and adjacent regions of the tihama, with those observed in July 1987
Al-Momen, Amar R. H.   +2 more
core  

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