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math.NT2009
Additive bases arising from functions in a Hardy field
Tsz Ho Chan, Angel Kumchev, Mate Wierdl
A classical additive basis question is Waring's problem. It has been extended to integer polynomial and non-integer power sequences. In this paper, we will consider a wider class o…
math.NT2009★ 4 cited
On sums of squares of primes II
Glyn Harman, Angel Kumchev
In this paper we continue our study, begun in part I, of the exceptional set of integers, not restricted by elementary congruence conditions, which cannot be represented as sums of…