L11n212

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L11n211

L11n213

Contents

Image:L11n212.gif
(Knotscape image)
See the full Thistlethwaite Link Table (up to 11 crossings).

Visit L11n212's page at Knotilus.

Visit L11n212's page at the original Knot Atlas.


[edit] Link Presentations

[edit Notes on L11n212's Link Presentations]

Planar diagram presentation X10,1,11,2 X13,21,14,20 X3,12,4,13 X2,19,3,20 X14,5,15,6 X16,7,17,8 X8,9,1,10 X18,12,19,11 X6,15,7,16 X22,18,9,17 X21,4,22,5
Gauss code {1, -4, -3, 11, 5, -9, 6, -7}, {7, -1, 8, 3, -2, -5, 9, -6, 10, -8, 4, 2, -11, -10}
A Braid Representative
Image:BraidPart3.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart3.gifImage:BraidPart0.gif
Image:BraidPart4.gifImage:BraidPart3.gifImage:BraidPart3.gifImage:BraidPart3.gifImage:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart3.gifImage:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart4.gifImage:BraidPart1.gif
Image:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart4.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart2.gif
A Morse Link Presentation Image:L11n212_ML.gif

[edit] Polynomial invariants

Multivariable Alexander Polynomial (in u, v, w, ...) v2u5 + 2v2u4−2vu4−2v2u3 + 2vu3u3v3u2 + 2v2u2−2vu2−2v2u + 2vuv (db)
Jones polynomial \frac{1}{\sqrt{q}}-\frac{3}{q^{3/2}}+\frac{4}{q^{5/2}}-\frac{6}{q^{7/2}}+\frac{7}{q^{9/2}}-\frac{7}{q^{11/2}}+\frac{5}{q^{13/2}}-\frac{4}{q^{15/2}}+\frac{2}{q^{17/2}}-\frac{1}{q^{19/2}} (db)
Signature -3 (db)
HOMFLY-PT polynomial z5a7 + 4z3a7 + 5za7 + 2a7z−1z7a5−6z5a5−13z3a5−11za5−3a5z−1 + z5a3 + 3z3a3 + 2za3 + a3z−1 (db)
Kauffman polynomial z5a11 + 3z3a11za11−2z6a10 + 5z4a10z2a10−3z7a9 + 10z5a9−11z3a9 + 5za9−2z8a8 + 5z6a8−4z4a8z9a7 + 2z7a7−3z5a7 + 3z3a7−6za7 + 2a7z−1−3z8a6 + 11z6a6−20z4a6 + 12z2a6−3a6z9a5 + 5z7a5−17z5a5 + 23z3a5−14za5 + 3a5z−1z8a4 + 4z6a4−12z4a4 + 13z2a4−3a4−3z5a3 + 6z3a3−2za3 + a3z−1z4a2 + 2z2a2a2 (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 = -3 is the signature of L11n212. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.    Data:L11n212/KhovanovTable
Integral Khovanov Homology

(db, data source)

  
\dim{\mathcal G}_{2r+i}\operatorname{KH}^r_{\mathbb Z} i = −4 i = −2
r = −8 {\mathbb Z} {\mathbb Z}
r = −7 {\mathbb Z}^{2}
r = −6 {\mathbb Z}^{2}\oplus{\mathbb Z}_2^{2} {\mathbb Z}^{2}
r = −5 {\mathbb Z}^{3}\oplus{\mathbb Z}_2^{2} {\mathbb Z}^{2}
r = −4 {\mathbb Z}^{4}\oplus{\mathbb Z}_2^{3} {\mathbb Z}^{3}
r = −3 {\mathbb Z}^{3}\oplus{\mathbb Z}_2^{4} {\mathbb Z}^{4}
r = −2 {\mathbb Z}^{3}\oplus{\mathbb Z}_2^{3} {\mathbb Z}^{3}
r = −1 {\mathbb Z}\oplus{\mathbb Z}_2^{3} {\mathbb Z}^{3}
r = 0 {\mathbb Z}^{2}\oplus{\mathbb Z}_2 {\mathbb Z}^{2}
r = 1 {\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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L11n211

L11n213

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