L9a14

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L9a13

L9a15

Contents

Image:L9a14.gif
(Knotscape image)
See the full Thistlethwaite Link Table (up to 11 crossings).

Visit L9a14's page at Knotilus.

Visit L9a14's page at the original Knot Atlas.


[edit] Link Presentations

[edit Notes on L9a14's Link Presentations]

Planar diagram presentation X6172 X12,4,13,3 X14,8,15,7 X16,10,17,9 X18,12,5,11 X8,16,9,15 X10,18,11,17 X2536 X4,14,1,13
Gauss code {1, -8, 2, -9}, {8, -1, 3, -6, 4, -7, 5, -2, 9, -3, 6, -4, 7, -5}
A Braid Representative
Image:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart1.gif
Image:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart2.gif
Image:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart0.gif
A Morse Link Presentation Image:L9a14_ML.gif

[edit] Polynomial invariants

Multivariable Alexander Polynomial (in u, v, w, ...) vu5 + u5 + vu4u4vu3 + u3 + vu2u2vu + u + v−1 (db)
Jones polynomial q^{19/2}-2 q^{17/2}+3 q^{15/2}-3 q^{13/2}+4 q^{11/2}-4 q^{9/2}+2 q^{7/2}-3 q^{5/2}+q^{3/2}-\sqrt{q} (db)
Signature 5 (db)
HOMFLY-PT polynomial z7a−5 + z5a−3−6z5a−5 + z5a−7 + 5z3a−3−12z3a−5 + 4z3a−7 + 7za−3−11za−5 + 4za−7 + 3a−3z−1−5a−5z−1 + 2a−7z−1 (db)
Kauffman polynomial z8a−4z8a−6z7a−3−4z7a−5−3z7a−7 + 4z6a−4 + z6a−6−3z6a−8 + 6z5a−3 + 20z5a−5 + 11z5a−7−3z5a−9z4a−4 + 8z4a−6 + 6z4a−8−3z4a−10−12z3a−3−30z3a−5−12z3a−7 + 4z3a−9−2z3a−11−8z2a−4−12z2a−6 + 3z2a−10z2a−12 + 10za−3 + 17za−5 + 7za−7 + 5a−4 + 5a−6a−10−3a−3z−1−5a−5z−1−2a−7z−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 = 5 is the signature of L9a14. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.    Data:L9a14/KhovanovTable
Integral Khovanov Homology

(db, data source)

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