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math.NT2024
Cokernels of random matrix products and flag Cohen--Lenstra heuristic
Yifeng Huang
In [NVP22], Nguyen and Van Peski raised the question of whether the surjective flag of -modules modeled by $\mathrm{cok}(M_1\cdots M_k)\twoheadrightarrow \dots\twohead…
math.NT2023
The cokernel of a polynomial push-forward of a random integral matrix with concentrated residue
Gilyoung Cheong, Yifeng Huang
We prove new statistical results about the distribution of the cokernel of a random integral matrix with a concentrated residue. Given a prime and a positive integer , consi…