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Random $p$ -adic matrices with fixed zero entries and the Cohen--Lenstra distribution

Dong Yeap Kang, Jungin Lee, Myungjun Yu

In this paper, we study the distribution of the cokernels of random $p$ -adic matrices with fixed zero entries. Let $X_{n}$ be a random $n \times n$ matrix over $Z_{p}$ in whic…

Random p-adic matrices with fixed zero entries and the Cohen--Lenstra distribution

Random $p$ -adic matrices with fixed zero entries and the Cohen--Lenstra distribution