1 citations · 1 across the 3 of their papers we have counts for
3 papers
math.NT2025
A note on the second supplementary law of rational power residue symbols
Yoshinosuke Hirakawa, Tomokazu Kashio, Ryutaro Sekigawa +2
As a natural generalization of the Legendre symbol, the -th power residue symbol is defined for primes and with . In this paper, we generali…
math.CO2021
Bijective enumerations for symmetrized poly-Bernoulli polynomials
Minoru Hirose, Toshiki Matsusaka, Ryutaro Sekigawa +1
Recently, Bényi and the second author introduced two combinatorial interpretations for symmetrized poly-Bernoulli polynomials. In the present study, we construct bijections between…
math.NT2019★ 1 cited
The characterization of cyclic cubic fields with power integral bases
Tomokazu Kashio, Ryutaro Sekigawa
We provide an equivalent condition for the monogenity of the ring of integers of any cyclic cubic field. We show that if a cyclic cubic field is monogenic then it is a simplest cub…