2 papers
math.NT2026
On additive convolution sum of arithmetic functions and related questions
Bikram Misra, Biswajyoti Saha, Anubhav Sharma
Ingham studied two types of convolution sums of the divisor function, the shifted convolution sum and the additive convolution sum $\sum_{n < N} d(n) d…
math.NT2026
Sparse Distribution of Coefficients of -fold Product -functions at Integers Represented by Quadratic Forms
Anubhav Sharma, Mohit Tripathi, Lalit Vaishya
Let be a normalized Hecke eigenform. We study the Fourier coefficients of the -fold product -function…