Cobordisms of Free Knots and Gauss Words
classification
🧮 math.GT
math.AG
keywords
freeknotscobordismsgausswordsallowscalledclasses
read the original abstract
We investigate cobordisms of free knots. Free knots and links are also called homotopy classes of Gauss words and phrases. We define a new strong invariant of free knots which allows to detect free knots not cobordant to the trivial one.
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