Ayaka Shimizu

Available identifiers

zbMath Open shimizu.ayakaMaRDI QIDQ281724

List of research outcomes

Publication	Date of Publication	Type
Boolean algebra on region crossing change and an inequality of the region unknotting number	2023-09-19	Paper
Unknottability of spatial graphs by region crossing changes	2023-07-18	Paper
Lower bounds for the warping degree of a knot projection	2022-12-16	Paper
Unknotting operations on knots and links	2021-06-08	Paper
Prime alternating knots of minimal warping degree two	2020-09-03	Paper
Region crossing change on spatial theta-curves	2020-07-02	Paper
Biquandle virtual brackets	2019-12-03	Paper
The reductivity of spherical curves. II: 4-gons	2018-10-26	Paper
On the warping sum of knots	2018-10-26	Paper
A note on the cross-index of a complete graph based on a linear tree	2018-10-26	Paper
Up–down colorings of virtual-link diagrams and the necessity of Reidemeister moves of type II	2017-12-01	Paper
On the orientations of monotone knot diagrams	2017-09-29	Paper
Axis systems of link projections	2017-08-17	Paper
A note on unavoidable sets for a spherical curve of reductivity four	2017-05-06	Paper
The Warping Matrix of a Knot Diagram	2016-12-20	Paper
The rank of a warping matrix	2016-05-11	Paper
Quantization of the Crossing Number of a Knot Diagram	2016-01-07	Paper
The reductivity of spherical curves	2015-12-18	Paper
Region crossing change on spatial-graph diagrams	2015-09-29	Paper
Region crossing change is an unknotting operation	2014-09-30	Paper
THE HALF-TWISTED SPLICE OPERATION ON REDUCED KNOT PROJECTIONS	2013-02-11	Paper
THE WARPING POLYNOMIAL OF A KNOT DIAGRAM	2013-02-11	Paper
The complete splitting number of a lassoed link	2012-04-13	Paper
The warping degree of a link diagram	2011-04-29	Paper
THE WARPING DEGREE OF A KNOT DIAGRAM	2010-09-06	Paper
Region crossing change on origami and link	0001-01-03	Paper
Isolated regions of a link projection	0001-01-03	Paper

Research outcomes over time

Doctoral students

No records found.

Known relations from the MaRDI Knowledge Graph

Property	Value
MaRDI profile type	MaRDI person profile
instance of	human

This page was built for person: Ayaka Shimizu