Results 101 to 110 of about 39,025 (188)

Free Archimedean $l$-Groups.

open access: yesMATHEMATICA SCANDINAVICA, 1994
The authors investigates the free archimedean (abelian) \(\ell\)-group generated by a po-group \([G,P]\) \((P= \{x\in G\): \(x\geq 0\})\). Main results: 1. There exists an archimedean free \(\ell\)-group generated by a po-group \([G,P]\) if and only if \([G,P]\) is a po-group isomorphic to an archimedean \(\ell\)-group. 2.
Ton, Dao-Rong, He, Kai-Yao
openaire   +2 more sources

Non-Archimedean GP-spaces

open access: yesBulletin of the Belgian Mathematical Society - Simon Stevin, 1994
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
De Grande-De Kimpe, N., Perez-Garcia, C.
openaire   +3 more sources

Some New Bivariate Properties and Characterizations Under Archimedean Copula

open access: yesMathematics
This paper considers comparing properties and characterizations of the bivariate functions under Archimedean copula. It is shown that some results of the usual stochastic order for the bivariate functions in the independent case are generalized to the ...
Qingyuan Guan, Peihua Jiang, Guangyu Liu
doaj   +1 more source

Heights and measures on analytic spaces. A survey of recent results, and some remarks

open access: yes, 2010
This paper has two goals. The first is to present the construction, due to the author, of measures on non-archimedean analytic varieties associated to metrized line bundles and some of its applications.
Chambert-Loir, Antoine
core   +1 more source

VALUE AT RISK ESTIMATION FOR STOCK PORTFOLIO USING THE ARCHIMEDEAN COPULA APPROACH

open access: yesBarekeng
Investment is one of the many ways to achieve future profits. One form of investment that is widely made is stocks. The return obtained in investing in stocks is potentially higher than other investment alternatives, but the risks borne are amplified, so
Mohammad Dicky Saifullah   +3 more
doaj   +1 more source

Strict topoligies in non-Archimedean function spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1984
Let F be a non-trivial complete non-Archimedean valued field. Some locally F-convex topologies, on the space Cb(X,E) of all bounded continuous functions from a zero-dimensional topological space X to a non-Archimedean locally F-convex space E, are ...
A. K. Katsaras
doaj   +1 more source

Archimedeanity

open access: yes, 2015
Copulae sind in der multivariaten Statistik und Finanzapplikationen von großer Bedeutung. Eine wichtige Copula-Famlie sind die Archimedischen Copulae. Für parametrische Copulafamilien gibt es bereits eine Fülle an Tests zur Anpassungsgüte. Die Hypothese, dass eine Copula eine beliebige Archimedische Copula ist, wurde dagegen bisher in der Literatur ...
openaire   +1 more source

On bivariate Archimedean copulas with fractal support

open access: yesDependence Modeling
Due to their simple analytic form (bivariate) Archimedean copulas are usually viewed as very smooth and handy objects, which should distribute mass in a fairly regular and certainly not in a pathological way. Building upon recently established results on
Sánchez Juan Fernández   +1 more
doaj   +1 more source

Archimedean operator-theoretic Positivstellensätze

open access: yesJournal of Functional Analysis, 2011
We prove a general archimedean positivstellensatz for hermitian operator-valued polynomials and show that it implies the multivariate Fejer-Riesz Theorem of Dritschel-Rovnyak and positivstellens tze of Ambrozie-Vasilescu and Scherer-Hol. We also obtain several generalizations of these and related results.
openaire   +3 more sources

A remark on stationary fuzzy metric spaces

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2011
The main result states that the category of stationary fuzzymetric spaces (with respect to an archimedean $t$-norm) andnonexpanding maps is isomorphic to a full subcategory of thecategory of metric spaces and nonexpanding maps.
A. Savchenko
doaj  

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