Everything is simple except when not
One Mechanism Behind Why Your Filament Spools are “Knotted” : r/3Dprinting
You cannot tie a knot in 4 dimensions”. How does one prove that? Is it even true? I am looking for an introduction to this type of math. - Quora
Knot (that) Easy
A Trivial Knot – Everything is simple except when not
gt.geometric topology - Are there any very hard unknots? - MathOverflow
Why is yellow the brightest color? – A Trivial Knot
knots Wild and Non-compact Knot Theory
Every cube symmetry
a) Minimal diagrams of the non-trivial knot types found in protein
A Trivial Knot – Everything is simple except when not
Knots and the nature of 3-dimensional space
Symmetry, Free Full-Text
Math problems: Knot theory: How many times is it possible to twist a rope on itself?, Science
A Trivial Knot – Everything is simple except when not