L10a27

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L10a26

L10a28

Contents

Image:L10a27.gif
(Knotscape image)
See the full Thistlethwaite Link Table (up to 11 crossings).

Visit L10a27's page at Knotilus.

Visit L10a27's page at the original Knot Atlas.


[edit] Link Presentations

[edit Notes on L10a27's Link Presentations]

Planar diagram presentation X6172 X12,4,13,3 X14,8,15,7 X16,10,17,9 X8,16,9,15 X20,18,5,17 X18,11,19,12 X10,19,11,20 X2536 X4,14,1,13
Gauss code {1, -9, 2, -10}, {9, -1, 3, -5, 4, -8, 7, -2, 10, -3, 5, -4, 6, -7, 8, -6}
A Braid Representative
Image:BraidPart3.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart3.gifImage:BraidPart0.gifImage:BraidPart0.gif
Image:BraidPart4.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart4.gifImage:BraidPart1.gifImage:BraidPart0.gif
Image:BraidPart0.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart0.gifImage:BraidPart2.gifImage:BraidPart3.gif
Image:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart4.gif
A Morse Link Presentation Image:L10a27_ML.gif

[edit] Polynomial invariants

Multivariable Alexander Polynomial (in u, v, w, ...) vu5 + u5 + 3vu4−3u4−3vu3 + 3u3 + 3vu2−3u2−3vu + 3u + v−1 (db)
Jones polynomial -q^{15/2}+3 q^{13/2}-5 q^{11/2}+7 q^{9/2}-9 q^{7/2}+9 q^{5/2}-8 q^{3/2}+6 \sqrt{q}-\frac{5}{\sqrt{q}}+\frac{2}{q^{3/2}}-\frac{1}{q^{5/2}} (db)
Signature 3 (db)
HOMFLY-PT polynomial z7a−3−2z5a−1 + 5z5a−3z5a−5 + az3−8z3a−1 + 9z3a−3−3z3a−5 + 3az−9za−1 + 8za−3−2za−5 + 2az−1−4a−1z−1 + 3a−3z−1a−5z−1 (db)
Kauffman polynomial z9a−1z9a−3−6z8a−2−4z8a−4−2z8az7−2z7a−1−7z7a−3−6z7a−5 + 19z6a−2 + 5z6a−4−6z6a−6 + 8z6 + 5az5 + 22z5a−1 + 32z5a−3 + 10z5a−5−5z5a−7−10z4a−2 + 8z4a−4 + 7z4a−6−3z4a−8−8z4−9az3−35z3a−1−34z3a−3−3z3a−5 + 4z3a−7z3a−9−7z2a−2−10z2a−4−2z2a−6 + z2a−8 + 7az + 19za−1 + 15za−3 + 2za−5za−7 + 3a−2 + 3a−4 + a−6 + 2−2az−1−4a−1z−1−3a−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 = 3 is the signature of L10a27. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.    Data:L10a27/KhovanovTable
Integral Khovanov Homology

(db, data source)

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