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(P5350)
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English
Alexander polynomial
invariant of a knot or link. Use 't' as variable and list monomials in decreasing order.
In more languages
Data type
Mathematical expression
Statements
instance of
Wikidata property related to mathematics
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maintained by WikiProject
WikiProject Mathematics
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Wikidata item of this property
Alexander polynomial
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Wikidata property example
unknot
Alexander polynomial
1
{\displaystyle 1}
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trefoil knot
Alexander polynomial
t
−
1
+
t
−
1
{\displaystyle t-1+t^{-1}}
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three-twist knot
Alexander polynomial
2
t
−
3
+
2
t
−
1
{\displaystyle 2t-3+2t^{-1}}
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source website for the property
http://katlas.math.toronto.edu/wiki/Main_Page
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stability of property value
never changes
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related property
Conway polynomial
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Jones polynomial
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property proposal discussion
https://www.wikidata.org/wiki/Wikidata:Property_proposal/Alexander_polynomial
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Constraints
property constraint
subject type constraint
class
link
relation
instance of
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