Results 11 to 20 of about 42 (42)

On Diophantine approximation by unlike powers of primes

open access: yesOpen Mathematics, 2019
Suppose that λ1, λ2, λ3, λ4, λ5 are nonzero real numbers, not all of the same sign, λ1/λ2 is irrational, λ2/λ4 and λ3/λ5 are rational. Let η real, and ε > 0.
Ge Wenxu, Li Weiping, Wang Tianze
doaj   +1 more source

On pairs of equations in unlike powers of primes and powers of 2

open access: yesOpen Mathematics, 2017
In this paper, we obtained that when k = 455, every pair of large even integers satisfying some necessary conditions can be represented in the form of a pair of unlike powers of primes and k powers of 2.
Hu Liqun, Yang Li
doaj   +1 more source

An Invitation to Additive Prime Number Theory [PDF]

open access: yes, 2005
2000 Mathematics Subject Classification: 11D75, 11D85, 11L20, 11N05, 11N35, 11N36, 11P05, 11P32, 11P55.The main purpose of this survey is to introduce the inexperienced reader to additive prime number theory and some related branches of analytic number ...
Tolev, D., Kumchev, A.
core  

Sums of three cubes over a function field

open access: yesForum of Mathematics, Sigma
We use a function field version of the circle method to prove that a positive proportion of elements in Fq[t] $\mathbb {F}_q[t]$ double struck upper F Subscript q Baseline left bracket t right bracket are representable as a sum of three cubes of ...
Tim Browning, Jakob Glas, Victor Wang
doaj   +1 more source

The epidemiology of blood transfusion in hospitalized children: a national cross-sectional study in China. [PDF]

open access: yesTransl Pediatr, 2021
Guo K   +7 more
europepmc   +1 more source

Discovery and Selection of Hepatitis B Virus-Derived T Cell Epitopes for Global Immunotherapy Based on Viral Indispensability, Conservation, and HLA-Binding Strength. [PDF]

open access: yesJ Virol, 2020
de Beijer MTA   +9 more
europepmc   +1 more source

Some Experiments on the Relative Digestibility of White and Wholemeal Breads. [PDF]

open access: yesJ Hyg (Lond), 1912
Newman LF   +3 more
europepmc   +1 more source

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