3 papers
math.CO2022★ 1 cited
On a conjecture on 2-reduced Schur functions and Schur's Q-functions
Yuta Nishiyama
Motivated by Sato and Mori's work on the Korteweg-de Vries (KdV) equation and the modified KdV equation, Mizukawa, Nakajima, and Yamada made a conjecture on 2-reduced Schur functio…
math.NT2016
Revisiting Unit Fractions That Sum To 1
Yutaka Nishiyama
This paper is a continuation of a previous paper. Here, as there, we examine the problem of finding the maximum number of terms in a partial sequence of distinct unit fractions lar…
cond-mat.mtrl-sci2015
A Sepak Takraw - Based Molecular Model For C60 - A Mathematical Study Of A 60-Atom Molecule
Yutaka Nishiyama
We mathematically investigate four molecular models of buckminsterfullerene (C60) discussing the strengths and weaknesses of each, and a new orthorhombic 20-dodecahedron model is p…