Results 31 to 40 of about 6,614,784 (187)

Determination of Groundwater Resources Potential in Fractured and Karstic Formations of West Azerbaijan Province [PDF]

open access: yesمجله آب و خاک
Introduction Groundwater is an important resource for domestic, agricultural, and industrial purposes (Andualem and Demeke, 2019). However, the growing population and advanced irrigation technologies have significantly led to increased groundwater ...
A. Vaezihir, M. Khalkhali, M. Tabarmayeh
doaj   +1 more source

Bernoulli–Dedekind sums [PDF]

open access: yesActa Arithmetica, 2011
14 ...
Beck, Matthias, Chavez, Anastasia
openaire   +2 more sources

Airy Sums, Kloosterman Sums, and Salié Sums

open access: yesJournal of Number Theory, 1997
In 1993 \textit{W. Duke} and \textit{H. Iwaniec} proved that a certain class of cubic exponential sums can be expressed through Kloosterman sums twisted by a cubic character [Contemp. Math. 143, 255-258 (1993; Zbl 0792.11029)]. Their proof made use of one of the Davenport-Hasse theorems.
openaire   +1 more source

Sums of generalized third-order Jacobsthal numbers by matrix methods

open access: yesTrends in Computational and Applied Mathematics
In this paper, we consider a certain third-order linear recurrence and then give generating matrices for the sums of positively and negatively subscripted terms of this recurrence.
G. Cerda-Morales
doaj   +1 more source

Infantile hepatic hemangioendothelioma associated with pulmonary arterial hypertension and cardiac insufficiency successfully treated with oral propranolol—a rare case report

open access: yesEgyptian Pediatric Association Gazette, 2023
Background Infantile hepatic hemangioendothelioma (IHHE) is a benign liver tumor associated with a varied spectrum of presentations ranging from asymptomatic hepatomegaly and cutaneous hemangiomas to some life-threatening complications like cardiac ...
Debashree Priyadarshini   +3 more
doaj   +1 more source

Physical activity promotion at the local government level among the local community

open access: yesJournal of Education, Health and Sport, 2022
Physical inactivity is a major public health issue. For the prevention and management of noncommunicable diseases (NCDs), such as cardiovascular disease, type-2 diabetes, and a number of malignancies, regular physical activity is a critical protective ...
Karolina Sobczyk   +3 more
doaj   +1 more source

On a minimal set of generators for the polynomial algebra of five variables as a module over the Steenrod algebra

open access: yes, 2016
Denote by $P_k$ the graded polynomial algebra $\mathbb F_2[x_1,x_2,\ldots ,x_k]$ over the prime field of two elements, $\mathbb F_2$, with the degree of each $x_i$ being 1. We study the Peterson hit problem of determining a minimal set of generators for $
Phuc, Dang Vo, Sum, Nguyen
core   +1 more source

Hemobilia from biliary angiodysplasia diagnosed with cholangioscopy [PDF]

open access: yes, 2016
Biliary angiodysplasia is extremely rare. Our background search revealed only a few case reports in the English literature. We present a case of angiodysplasia of the proximal common bile duct in a patient with subacute upper gastrointestinal bleeding ...
Foong, Kap Sum   +3 more
core   +2 more sources

A Preliminary Survey on the Oral Manifestation of COVID-19 in the First and Second Waves in Bhubaneswar, City of Odisha, India

open access: yesNational Journal of Community Medicine, 2022
Background: In both waves of COVID-19 infections, loss of taste was noted in a disproportionately high number of individuals. However, there is a considerable risk of dental disease during and after COVID -19 infections.
Ruchi Bhuyan   +7 more
doaj   +1 more source

Investigating The Fusion of Classifiers Designed Under Different Bayes Errors [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2004
We investigate a number of parameters commonly affecting the design of a multiple classifier system in order to find when fusing is most beneficial. We extend our previous investigation to the case where unequal classifiers are combined. Results indicate
Fuad M. Alkoot, Josef Kittler
doaj  

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