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math.GT2023
Trisections induced by the Gluck surgery along certain spun knots
Tsukasa Isoshima, Masaki Ogawa
Gay and Meier asked whether or not a trisection diagram obtained by the Gluck twist on a spun or a twist spun 2-knot obtained from some method is standard. In this paper, we depict…
math.GT2023
Some lower bounds for the Kirby-Thompson invariant
Nobutaka Asano, Hironobu Naoe, Masaki Ogawa
Kirby and Thompson introduced a non-negative integer-valued invariant, called the Kirby-Thompson invariant, of a -manifold using trisections. In this paper, we give some lower b…