L11a242

L11a241

L11a243

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Link Presentations

[edit Notes on L11a242's Link Presentations]

Planar diagram presentation	X8192 X12,4,13,3 X22,10,7,9 X14,12,15,11 X10,16,11,15 X18,6,19,5 X20,18,21,17 X16,22,17,21 X2738 X4,14,5,13 X6,20,1,19
Gauss code	{1, -9, 2, -10, 6, -11}, {9, -1, 3, -5, 4, -2, 10, -4, 5, -8, 7, -6, 11, -7, 8, -3}

A Braid Representative	{{{braid_table}}}
A Morse Link Presentation

Polynomial invariants

Multivariable Alexander Polynomial (in $u$, $v$, $w$, ...)	$-{\frac {4t(2)^{2}t(1)^{2}-7t(2)t(1)^{2}+3t(1)^{2}-7t(2)^{2}t(1)+13t(2)t(1)-7t(1)+3t(2)^{2}-7t(2)+4}{t(1)t(2)}}$ (db)
Jones polynomial	$q^{21/2}-4q^{19/2}+8q^{17/2}-12q^{15/2}+16q^{13/2}-18q^{11/2}+17q^{9/2}-15q^{7/2}+10q^{5/2}-6q^{3/2}+2{\sqrt {q}}-{\frac {1}{\sqrt {q}}}$ (db)
Signature	3 (db)
HOMFLY-PT polynomial	$z^{3}a^{-9}-z^{5}a^{-7}+za^{-7}-2z^{5}a^{-5}-3z^{3}a^{-5}-za^{-5}-z^{5}a^{-3}-z^{3}a^{-3}-za^{-3}-a^{-3}z^{-1}+z^{3}a^{-1}+2za^{-1}+a^{-1}z^{-1}$ (db)
Kauffman polynomial	$-z^{10}a^{-6}-z^{10}a^{-8}-3z^{9}a^{-5}-7z^{9}a^{-7}-4z^{9}a^{-9}-4z^{8}a^{-4}-9z^{8}a^{-6}-11z^{8}a^{-8}-6z^{8}a^{-10}-3z^{7}a^{-3}-z^{7}a^{-5}+7z^{7}a^{-7}+z^{7}a^{-9}-4z^{7}a^{-11}-2z^{6}a^{-2}+5z^{6}a^{-4}+23z^{6}a^{-6}+31z^{6}a^{-8}+14z^{6}a^{-10}-z^{6}a^{-12}-z^{5}a^{-1}+2z^{5}a^{-3}+7z^{5}a^{-5}+10z^{5}a^{-7}+16z^{5}a^{-9}+10z^{5}a^{-11}+3z^{4}a^{-2}-6z^{4}a^{-4}-23z^{4}a^{-6}-23z^{4}a^{-8}-7z^{4}a^{-10}+2z^{4}a^{-12}+3z^{3}a^{-1}+3z^{3}a^{-3}-9z^{3}a^{-5}-16z^{3}a^{-7}-13z^{3}a^{-9}-6z^{3}a^{-11}+4z^{2}a^{-4}+7z^{2}a^{-6}+5z^{2}a^{-8}+z^{2}a^{-10}-z^{2}a^{-12}-3za^{-1}-3za^{-3}+3za^{-5}+5za^{-7}+3za^{-9}+za^{-11}-a^{-2}+a^{-1}z^{-1}+a^{-3}z^{-1}$ (db)

Khovanov Homology

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

\   r    \    j   \ -2 -1 0 1 2 3 4 5 6 7 8 9 χ 22                       1 -1 20                     3   3 18                   5 1   -4 16                 7 3     4 14               9 5       -4 12             9 7         2 10           8 9           1 8         7 9             -2 6       4 9               5 4     2 6                 -4 2   1 5                   4 0   1                     -1 -2 1                       1

Integral Khovanov Homology (db, data source)

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

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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