4 papers
math.DS2026
A three-dimensional corner configuration involving the Omega function
Zhuowen Guo, Rongzhong Xiao, Shuhao Zhang
Let denote the number of prime factors of , counted with multiplicity. We prove that if has positive upper Banach density, then there are $(x,y,z)\…
math.DS2026
Perturbed Polynomial Powers and Bourgain Entropy Obstructions for Khintchin Averages
Zhuowen Guo, Shuhao Zhang
Let , let be eventually increasing and eventually non-negative, and let , where . We prove, using Bourgain's bou…
math.DS2026
Fractal transference principles for subsets of of positive density
Zhuowen Guo, Kangbo Ouyang, Jiahao Qiu +1
We establish a multidimensional fractal transference principle for digit-restricted sets associated with subsets of , extending the one-dimensional framework of Nakaj…
math.DS2026
On subsets of integers having dense orbits
Zhuowen Guo, Jiahao Qiu, Hui Xu +1
Let . We say is an -sequence for a given minimal system if there is such that is dense in . Richter asked if i…