Results 1 to 10 of about 305,823 (185)

Projections of the transmission of the Omicron variant for Toronto, Ontario, and Canada using surveillance data following recent changes in testing policies

open access: yesInfectious Disease Modelling, 2022
At the end of 2021, with the rapid escalation of COVID19 cases due to the Omicron variant, testing centers in Canada were overwhelmed. To alleviate the pressure on the PCR testing capacity, many provinces implemented new strategies that promote self ...
Pei Yuan   +6 more
doaj   +1 more source

Glass from the Tell Farama/Pelusium excavations, 2003–2006 [PDF]

open access: yesPolish Archaeology in the Mediterranean, 2017
The paper presents 89 selected glass fragments found during the four seasons of excavation in Pelusium, in and around the theater. They represent mostly tableware and lamps dated from the 1st century to the 7th, but most of the material is from the 5th ...
Krystyna Gawlikowska
doaj   +1 more source

Some fascinating developments in mathematics and music

open access: yesProceedings (European Academy of Sciences and Arts), 2022
The strength of the bonds between music and mathematics goes without saying. This popular belief hides a subtler misconception, that this relationship involves old-school mathematics: arithmetics in the Greek School (Pythagoras), diophantine ...
Emmanuel Amiot
doaj   +1 more source

School and community reopening during the COVID-19 pandemic: a mathematical modelling study

open access: yesRoyal Society Open Science, 2022
Operating schools safely during the COVID-19 pandemic requires a balance between health risks and the need for in-person learning. Using demographic and epidemiological data between 31 July and 23 November 2020 from Toronto, Canada, we developed a ...
Pei Yuan   +9 more
doaj   +1 more source

Late Roman Lamps Discovered in Istros, on the Acropolis Centre-South Sector (2013-2020 campaigns) [PDF]

open access: yesPeuce, 2021
In this study, we present a part of the lychnological material discovered during the archaeological excavation carried out between 2013 and 2020 on the Acropolis Centre-South Sector in Istros (Constanța County).
Iulia ILIESCU, Valentin BOTTEZ
doaj  

AULOS AND CROTALS IN GRAECO-ROMAN EGYPT [PDF]

open access: yesJournal of the General Union of Arab Archaeologists, 2018
(En) aulos and crotals are two totally different musical instruments. Aulos is a wind instrument, while the crotals are of percussion type. They were preferably played in Egypt during the Graeco-roman period.
Marwa Elkady
doaj   +1 more source

On the issue of taking into account the light climate in the calculation and design of natural lighting in buildings

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2022
Objective. The aim of the study is to develop an algorithm for the method of calculating the area of light openings of buildings, which allows the transition to a differentiated accounting of light climate resources at any geographical point.Method.
H. M. Guketlov, I. Z. Srukov
doaj   +1 more source

Dynamics of a delay Schistosomiasis model in snail infections

open access: yesMathematical Biosciences and Engineering, 2011
In this paper we modify and study a system of delay differential equations model proposed by Nåsell and Hirsch (1973) for the transmission dynamics of schistosomiasis. The modified stochastic version of MacDonald’s model takes into account the time delay
Chunhua Shan, Hongjun Gao, Huaiping Zhu
doaj   +1 more source

A Hoard from the Uvek Fortified Site: an Accidental Find of 1994

open access: yesПоволжская археология, 2013
A hoard of pottery, metal lamps, mirrors and a lampad, accidentally discovered on the Uvek settlement site in 1994 is made public. The pottery items are represented by three Qashan pottery bowls with underglaze painting and a red-clay jug. The two bronze
Kubankin Dmitriy A.   +1 more
doaj   +1 more source

Home - About - Disclaimer - Privacy