L10n8

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L10n7

L10n9

Contents

Image:L10n8.gif
(Knotscape image)
See the full Thistlethwaite Link Table (up to 11 crossings).

Visit L10n8's page at Knotilus.

Visit L10n8's page at the original Knot Atlas.


[edit] Link Presentations

[edit Notes on L10n8's Link Presentations]

Planar diagram presentation X6172 X16,7,17,8 X17,1,18,4 X9,14,10,15 X3849 X5,11,6,10 X11,5,12,20 X13,19,14,18 X19,13,20,12 X2,16,3,15
Gauss code {1, -10, -5, 3}, {-6, -1, 2, 5, -4, 6, -7, 9, -8, 4, 10, -2, -3, 8, -9, 7}
A Braid Representative
Image:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart3.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gif
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Image:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart2.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gif
A Morse Link Presentation Image:L10n8_ML.gif

[edit] Polynomial invariants

Multivariable Alexander Polynomial (in u, v, w, ...) −2vu + 2u + 2v−2 (db)
Jones polynomial -q^{9/2}+q^{7/2}-2 q^{5/2}+3 q^{3/2}-3 \sqrt{q}+\frac{2}{\sqrt{q}}-\frac{2}{q^{3/2}}+\frac{1}{q^{5/2}}-\frac{1}{q^{7/2}} (db)
Signature 1 (db)
HOMFLY-PT polynomial za3 + a3z−1z3a−2zaaz−1z3a−1za−1a−1z−1 + 2za−3 + 2a−3z−1a−5z−1 (db)
Kauffman polynomial z8a−2z8az7−2z7a−1z7a−3a2z6 + 6z6a−2 + 5z6a3z5 + 3az5 + 10z5a−1 + 6z5a−3 + 3a2z4−13z4a−2z4a−4−9z4 + 4a3z3−17z3a−1−14z3a−3z3a−5 + 9z2a−2 + 2z2a−4 + 7z2−3a3z−3az + 8za−1 + 11za−3 + 3za−5a2−3a−2a−4−2 + a3z−1 + az−1a−1z−1−2a−3z−1a−5z−1 (db)

[edit] Khovanov Homology

The coefficients of the monomials trqj are shown, along with their alternating sums χ (fixed j, alternation over r). The squares with yellow highlighting are those on the "critical diagonals", where j−2r = s + 1 or j−2r = s−1, where s = 1 is the signature of L10n8. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.    Data:L10n8/KhovanovTable
Integral Khovanov Homology

(db, data source)

  
\dim{\mathcal G}_{2r+i}\operatorname{KH}^r_{\mathbb Z} i = −2 i = 0 i = 2
r = −4 {\mathbb Z}
r = −3 {\mathbb Z}_2 {\mathbb Z}
r = −2 {\mathbb Z}^{2}
r = −1 {\mathbb Z}\oplus{\mathbb Z}_2^{2} {\mathbb Z}^{2}
r = 0 {\mathbb Z} {\mathbb Z}^{3}\oplus{\mathbb Z}_2 {\mathbb Z}^{2}
r = 1 {\mathbb Z}^{2}\oplus{\mathbb Z}_2 {\mathbb Z}
r = 2 {\mathbb Z}_2^{2} {\mathbb Z}^{2}
r = 3 {\mathbb Z}
r = 4 {\mathbb Z}_2 {\mathbb Z}

[edit] Computer Talk

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

[edit] 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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L10n7

L10n9

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