L11n87

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L11n86.gif

L11n86

L11n88.gif

L11n88

L11n87.gif
(Knotscape image)
See the full Thistlethwaite Link Table (up to 11 crossings).

Visit L11n87 at Knotilus!


Link Presentations

[edit Notes on L11n87's Link Presentations]

Planar diagram presentation X6172 X12,3,13,4 X14,8,15,7 X15,20,16,21 X9,19,10,18 X19,9,20,8 X17,22,18,5 X21,16,22,17 X10,14,11,13 X2536 X4,11,1,12
Gauss code {1, -10, 2, -11}, {10, -1, 3, 6, -5, -9, 11, -2, 9, -3, -4, 8, -7, 5, -6, 4, -8, 7}
A Braid Representative {{{braid_table}}}
A Morse Link Presentation L11n87 ML.gif

Polynomial invariants

Multivariable Alexander Polynomial (in [math]\displaystyle{ u }[/math], [math]\displaystyle{ v }[/math], [math]\displaystyle{ w }[/math], ...) [math]\displaystyle{ \frac{u v^3-u v^2-u-v^3-v+1}{\sqrt{u} v^{3/2}} }[/math] (db)
Jones polynomial [math]\displaystyle{ -\frac{2}{q^{7/2}}-q^{5/2}+\frac{1}{q^{5/2}}+2 q^{3/2}-\frac{2}{q^{3/2}}-2 \sqrt{q}+\frac{2}{\sqrt{q}} }[/math] (db)
Signature -3 (db)
HOMFLY-PT polynomial [math]\displaystyle{ a^5 z^{-1} -a^3 z^3-3 a^3 z-a^3 z^{-1} +a z^5+4 a z^3-z^3 a^{-1} +3 a z-2 z a^{-1} }[/math] (db)
Kauffman polynomial [math]\displaystyle{ -a^3 z^9-a z^9-a^4 z^8-3 a^2 z^8-2 z^8+5 a^3 z^7+4 a z^7-z^7 a^{-1} +6 a^4 z^6+17 a^2 z^6+11 z^6-5 a^3 z^5+5 z^5 a^{-1} -9 a^4 z^4-25 a^2 z^4-16 z^4+a^5 z^3+a^3 z^3-6 a z^3-6 z^3 a^{-1} +a^6 z^2+4 a^4 z^2+10 a^2 z^2+7 z^2+a^5 z+a z+2 z a^{-1} +a^4-a^5 z^{-1} -a^3 z^{-1} }[/math] (db)

Khovanov Homology

The coefficients of the monomials [math]\displaystyle{ t^rq^j }[/math] are shown, along with their alternating sums [math]\displaystyle{ \chi }[/math] (fixed [math]\displaystyle{ j }[/math], alternation over [math]\displaystyle{ r }[/math]).   
\ r
  \  
j \
-4-3-2-101234χ
6        11
4       1 -1
2      11 0
0    121  0
-2   121   0
-4   12    1
-6  21     1
-81 1      2
-1011       0
Integral Khovanov Homology

(db, data source)

  
[math]\displaystyle{ \dim{\mathcal G}_{2r+i}\operatorname{KH}^r_{\mathbb Z} }[/math] [math]\displaystyle{ i=-4 }[/math] [math]\displaystyle{ i=-2 }[/math] [math]\displaystyle{ i=0 }[/math]
[math]\displaystyle{ r=-4 }[/math] [math]\displaystyle{ {\mathbb Z} }[/math] [math]\displaystyle{ {\mathbb Z} }[/math]
[math]\displaystyle{ r=-3 }[/math] [math]\displaystyle{ {\mathbb Z} }[/math]
[math]\displaystyle{ r=-2 }[/math] [math]\displaystyle{ {\mathbb Z}\oplus{\mathbb Z}_2 }[/math] [math]\displaystyle{ {\mathbb Z}^{2} }[/math]
[math]\displaystyle{ r=-1 }[/math] [math]\displaystyle{ {\mathbb Z}\oplus{\mathbb Z}_2 }[/math] [math]\displaystyle{ {\mathbb Z}\oplus{\mathbb Z}_2 }[/math] [math]\displaystyle{ {\mathbb Z} }[/math]
[math]\displaystyle{ r=0 }[/math] [math]\displaystyle{ {\mathbb Z}^{2}\oplus{\mathbb Z}_2 }[/math] [math]\displaystyle{ {\mathbb Z}^{2} }[/math] [math]\displaystyle{ {\mathbb Z} }[/math]
[math]\displaystyle{ r=1 }[/math] [math]\displaystyle{ {\mathbb Z}\oplus{\mathbb Z}_2^{2} }[/math] [math]\displaystyle{ {\mathbb Z}^{2} }[/math]
[math]\displaystyle{ r=2 }[/math] [math]\displaystyle{ {\mathbb Z}\oplus{\mathbb Z}_2 }[/math] [math]\displaystyle{ {\mathbb Z} }[/math]
[math]\displaystyle{ r=3 }[/math] [math]\displaystyle{ {\mathbb Z}\oplus{\mathbb Z}_2 }[/math] [math]\displaystyle{ {\mathbb Z} }[/math]
[math]\displaystyle{ r=4 }[/math] [math]\displaystyle{ {\mathbb Z}_2 }[/math] [math]\displaystyle{ {\mathbb Z} }[/math]

Computer Talk

Much of the above data can be recomputed by Mathematica using the package KnotTheory`. See A Sample KnotTheory` Session.

Modifying This Page

Read me first: Modifying Knot Pages

See/edit the Link Page master template (intermediate).

See/edit the Link_Splice_Base (expert).

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L11n86.gif

L11n86

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L11n88