9 43

From Knot Atlas
Revision as of 17:22, 23 August 2005 by ScottKnotPageRobot (talk | contribs) (Resetting knot page to basic template.)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigationJump to search

Polynomial invariants

Alexander polynomial [math]\displaystyle{ -t^3+3 t^2-2 t+1-2 t^{-1} +3 t^{-2} - t^{-3} }[/math]
Conway polynomial [math]\displaystyle{ -z^6-3 z^4+z^2+1 }[/math]
2nd Alexander ideal (db, data sources) [math]\displaystyle{ \{1\} }[/math]
Determinant and Signature { 13, 4 }
Jones polynomial [math]\displaystyle{ -q^7+2 q^6-2 q^5+2 q^4-2 q^3+2 q^2-q+1 }[/math]
HOMFLY-PT polynomial (db, data sources) [math]\displaystyle{ -z^6 a^{-4} +z^4 a^{-2} -5 z^4 a^{-4} +z^4 a^{-6} +4 z^2 a^{-2} -7 z^2 a^{-4} +4 z^2 a^{-6} +3 a^{-2} -4 a^{-4} +3 a^{-6} - a^{-8} }[/math]
Kauffman polynomial (db, data sources) [math]\displaystyle{ z^7 a^{-3} +z^7 a^{-5} +z^6 a^{-2} +3 z^6 a^{-4} +2 z^6 a^{-6} -4 z^5 a^{-3} -3 z^5 a^{-5} +z^5 a^{-7} -5 z^4 a^{-2} -13 z^4 a^{-4} -8 z^4 a^{-6} +3 z^3 a^{-3} +z^3 a^{-5} -2 z^3 a^{-7} +7 z^2 a^{-2} +14 z^2 a^{-4} +9 z^2 a^{-6} +2 z^2 a^{-8} +z a^{-7} +z a^{-9} -3 a^{-2} -4 a^{-4} -3 a^{-6} - a^{-8} }[/math]
The A2 invariant [math]\displaystyle{ 1+ q^{-2} + q^{-4} + q^{-6} -2 q^{-12} + q^{-18} + q^{-20} - q^{-26} }[/math]
The G2 invariant [math]\displaystyle{ q^{-2} +2 q^{-6} - q^{-8} + q^{-10} + q^{-12} - q^{-14} +4 q^{-16} - q^{-18} +2 q^{-20} + q^{-22} - q^{-24} +3 q^{-26} - q^{-30} +2 q^{-32} - q^{-34} +2 q^{-38} -3 q^{-40} +2 q^{-42} -2 q^{-44} - q^{-48} -3 q^{-50} + q^{-52} -3 q^{-54} + q^{-56} -2 q^{-58} - q^{-64} + q^{-66} - q^{-68} +2 q^{-72} +3 q^{-78} -2 q^{-80} +4 q^{-82} +2 q^{-88} -2 q^{-90} +2 q^{-92} - q^{-100} - q^{-102} + q^{-104} - q^{-106} - q^{-108} - q^{-112} - q^{-116} + q^{-120} }[/math]