Research keywords (6):
Low dimensional topology
, Topology
, local move
, knot invariant
, Virtual Knot Theory
, Knot Theory
Papers (14):
Yoshiyuki Ohyama, Migiwa Sakurai. A virtual knot whose virtual unknotting number equals one and a sequence of n-writhes. JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN. 2021. 73. 3. 983-994
Yoshiyuki Ohyama, Migiwa Sakurai. Virtual knots with properties of Kishino’s knot (accepted). Tokyo Journal of Mathematics. 2021
Noboru Ito, Migiwa Sakurai. On n-trivialities of classical and virtual knots for some unknotting operations. JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN. 2019. 71. 1. 329-347