L11a113

L11a112

L11a114

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Link Presentations

[edit Notes on L11a113's Link Presentations]

Planar diagram presentation	X6172 X14,3,15,4 X16,8,17,7 X22,12,5,11 X8,22,9,21 X18,9,19,10 X20,17,21,18 X10,19,11,20 X12,16,13,15 X2536 X4,13,1,14
Gauss code	{1, -10, 2, -11}, {10, -1, 3, -5, 6, -8, 4, -9, 11, -2, 9, -3, 7, -6, 8, -7, 5, -4}

A Braid Representative
A Morse Link Presentation

Polynomial invariants

Multivariable Alexander Polynomial (in $u$, $v$, $w$, ...)	$\frac{t(1) t(2)^5-2 t(2)^5-4 t(1) t(2)^4+6 t(2)^4+8 t(1) t(2)^3-10 t(2)^3-10 t(1) t(2)^2+8 t(2)^2+6 t(1) t(2)-4 t(2)-2 t(1)+1}{\sqrt{t(1)} t(2)^{5/2}}$ (db)
Jones polynomial	$-\frac{13}{q^{9/2}}-q^{7/2}+\frac{16}{q^{7/2}}+4 q^{5/2}-\frac{20}{q^{5/2}}-8 q^{3/2}+\frac{20}{q^{3/2}}+\frac{1}{q^{15/2}}-\frac{3}{q^{13/2}}+\frac{7}{q^{11/2}}+13 \sqrt{q}-\frac{18}{\sqrt{q}}$ (db)
Signature	-1 (db)
HOMFLY-PT polynomial	$-z a^7-a^7 z^{-1} +3 z^3 a^5+6 z a^5+4 a^5 z^{-1} -3 z^5 a^3-9 z^3 a^3-10 z a^3-4 a^3 z^{-1} +z^7 a+4 z^5 a+7 z^3 a+4 z a+a z^{-1} -z^5 a^{-1} -2 z^3 a^{-1} -z a^{-1}$ (db)
Kauffman polynomial	$-a^4 z^{10}-a^2 z^{10}-3 a^5 z^9-7 a^3 z^9-4 a z^9-4 a^6 z^8-10 a^4 z^8-13 a^2 z^8-7 z^8-3 a^7 z^7-4 a^5 z^7-a^3 z^7-7 a z^7-7 z^7 a^{-1} -a^8 z^6+5 a^6 z^6+18 a^4 z^6+22 a^2 z^6-4 z^6 a^{-2} +6 z^6+8 a^7 z^5+23 a^5 z^5+26 a^3 z^5+23 a z^5+11 z^5 a^{-1} -z^5 a^{-3} +3 a^8 z^4+6 a^6 z^4+3 a^4 z^4-3 a^2 z^4+6 z^4 a^{-2} +3 z^4-8 a^7 z^3-25 a^5 z^3-27 a^3 z^3-17 a z^3-6 z^3 a^{-1} +z^3 a^{-3} -3 a^8 z^2-11 a^6 z^2-16 a^4 z^2-10 a^2 z^2-2 z^2 a^{-2} -4 z^2+4 a^7 z+15 a^5 z+14 a^3 z+4 a z+z a^{-1} +a^8+4 a^6+7 a^4+4 a^2+1-a^7 z^{-1} -4 a^5 z^{-1} -4 a^3 z^{-1} -a z^{-1}$ (db)

Khovanov Homology

The coefficients of the monomials $t^rq^j$ are shown, along with their alternating sums $\chi$ (fixed $j$, alternation over $r$).

\   r    \    j   \ -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 χ 8                       1 1 6                     3   -3 4                   5 1   4 2                 8 3     -5 0               10 5       5 -2             11 9         -2 -4           9 9           0 -6         7 11             4 -8       6 9               -3 -10     2 8                 6 -12   1 5                   -4 -14   2                     2 -16 1                       -1

Integral Khovanov Homology (db, data source)

$\dim{\mathcal G}_{2r+i}\operatorname{KH}^r_{\mathbb Z}$ $i=-2$ $i=0$ $r=-7$ ${\mathbb Z}$ $r=-6$ ${\mathbb Z}^{2}\oplus{\mathbb Z}_2$ ${\mathbb Z}$ $r=-5$ ${\mathbb Z}^{5}\oplus{\mathbb Z}_2^{2}$ ${\mathbb Z}^{2}$ $r=-4$ ${\mathbb Z}^{8}\oplus{\mathbb Z}_2^{5}$ ${\mathbb Z}^{6}$ $r=-3$ ${\mathbb Z}^{9}\oplus{\mathbb Z}_2^{7}$ ${\mathbb Z}^{7}$ $r=-2$ ${\mathbb Z}^{11}\oplus{\mathbb Z}_2^{9}$ ${\mathbb Z}^{9}$ $r=-1$ ${\mathbb Z}^{9}\oplus{\mathbb Z}_2^{11}$ ${\mathbb Z}^{11}$ $r=0$ ${\mathbb Z}^{9}\oplus{\mathbb Z}_2^{9}$ ${\mathbb Z}^{10}$ $r=1$ ${\mathbb Z}^{5}\oplus{\mathbb Z}_2^{8}$ ${\mathbb Z}^{8}$ $r=2$ ${\mathbb Z}^{3}\oplus{\mathbb Z}_2^{5}$ ${\mathbb Z}^{5}$ $r=3$ ${\mathbb Z}\oplus{\mathbb Z}_2^{3}$ ${\mathbb Z}^{3}$ $r=4$ ${\mathbb Z}_2$ ${\mathbb Z}$

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). Back to the top.

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