26 citations · 28 across the 2 of their papers we have counts for
2 papers
math.NT2013★ 2 cited
Sharper estimates for Chebyshev's functions and
Sadegh Nazardonyavi, Semyon Yakubovich
In this article we present some improved results for Chebyshev's functions and using the new zero-free region obtained by H. Kadiri and the calculated the first $10…
math.NT2012★ 26 cited
Superabundant numbers, their subsequences and the Riemann hypothesis
Sadegh Nazardonyavi, Semyon Yakubovich
Let σ(n) be the sum of divisors of a positive integer n. Robin's theorem states that the Riemann hypothesis is equivalent to the inequality σ(n)<e^γn\log\log n for all n>5040 (γis…