Results 31 to 40 of about 6,296 (170)

Projective system approach to the martingale characterization of the absence of arbitrage [PDF]

open access: yes, 2001
The equivalence between the absence of arbitrage and the existence of an equivalent martingale measure fails when an infinite number of trading dates is considered. By enlarging the set of states of nature and the probability measure through a projective
Balbás, Alejandro   +2 more
core   +5 more sources

Nanomechanical optical devices fabricated with aligned wafer bonding [PDF]

open access: yes, 1998
This paper reports on a new method for making some types of integrated optical nanomechanical devices. Intensity modulators as well as phase modulators were fabricated using several silicon micromachining techniques, including chemical mechanical ...
Berenschot, J.W.   +6 more
core   +3 more sources

A Systematic Review of Oral Modifications Caused by the Prolonged Application of Continuous Positive Airway Pressure (CPAP) and Intraoral Appliances in Patients with Obstructive Sleep Apnea (OSA). [PDF]

open access: yesBiomed Res Int
Objective. Prolonged use of oral devices as a substitute for traditional treatments has been studied in relation to the dental and skeletal changes associated with obstructive sleep apnea syndrome (OSA), which is a sleep‐breathing disorder. Materials and Methods.
Jafarimehrabady N   +4 more
europepmc   +2 more sources

A RECENTLY FOUND BULGARIAN RULER SEAL FROM PLISKA

open access: yesГодишник на Шуменския университет. Факултет по Хуманитарни науки, 2022
During the regular archeological excavations of site 41 in the Outer City of Pliska in the summer of 2021, a fragment of a lead seal was discovered, which turned out to be the first sphragistic monument of this archeological site. Obv.: In center, part of the facing bust of Christ within equal-armed cross behind head. Inscription between two borders of
Todor Todorov, Konstantin Konstantinov
openaire   +1 more source

Risk-sensitive investment in a finite-factor model [PDF]

open access: yes, 2016
A new jump diffusion regime-switching model is introduced, which allows for linking jumps in asset prices with regime changes. We prove the existence and uniqueness of the solution to the risk-sensitive asset management criterion maximisation problem in ...
Andruszkiewicz, Grzegorz   +2 more
core   +2 more sources

Late nomadic equestrian graves from the eastern Danubian plain and Dobrudzha

open access: yesПриноси към българската археология, 2023
Presence of Late Nomads in the territory of the right bank of the Lower Danube is attested by both written and archaeological sources. The following article presents six graves with equestrian attributes from the 11th to 13th c. These graves either hold
Michal Holeščák
doaj   +1 more source

Ранносредновековният железодобивен комплекс Брестница–Полето в Северозападна България: хронология и археометричен анализ (предварителни данни)

open access: yesБългарско е-Списание за Археология, 2022
The research subject is the newly discovered Early Medieval metallurgical complex Brestnitsa–Poleto in northwestern Bulgaria. The preliminary results of the conducted excavations and laboratory analyses presented here focus on the discovered bloomery ...
Stiliyan Ivanov   +4 more
doaj   +3 more sources

Bulgaristan'dan Kıpçak Mezarları

open access: yesEdeb Erkan, 2023
Bu makale Bulgaristan topraklarındaki Kıpçak defin geleneklerini incelemektedir. Mezarlar çoğunlukla Kuzeydoğu ve Güneydoğu Bulgaristan'dadır. Arkeolojik araştırmalar sırasında bu etnik grubun izlerini taşıyan mezarlar bulunmuştur.
Rumen İvanov , Rosen İvanov
doaj   +1 more source

TUNA BULGAR KENT MİMARİSİ: PLİSKA (681-893)

open access: yesKaradeniz Araştırmaları, 2022
VII. yüzyılın ilk yarısında Karadeniz’in kuzeyinde devletleşen Büyük Bulgar Kağanlığı’nın aynı yüzyılın ikinci yarısındaki çöküşü, Kağanlık varislerinin dört bir yana göç etmesine sebep olmuştur. Yeni yurt bulma amacıyla başlayan bu göçlerden biri Asparuh Kağan liderliğinde Balkanlara doğru, batı istikametinde gerçekleşmiştir.
openaire   +1 more source

Надписите от Надсентмиклош и тяхната културно-историческа характеристика

open access: yesПриноси към българската археология, 2021
The article aims to briefly overview the three types of inscriptions on the vessels of the Nagyszentmiklós treasure (NSM) as an uniform evidence of the existence of specific religious beliefs in the Middle Danube area in the 8th – 9th c. The emphasis of
Pavel Georgiev
doaj   +3 more sources

Home - About - Disclaimer - Privacy