10 87

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10_86

10_88

Contents

Image:10 87.gif
(KnotPlot image)

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[edit] Knot presentations

Planar diagram presentation X4251 X10,4,11,3 X14,6,15,5 X20,16,1,15 X16,7,17,8 X6,19,7,20 X8,12,9,11 X18,13,19,14 X12,17,13,18 X2,10,3,9
Gauss code 1, -10, 2, -1, 3, -6, 5, -7, 10, -2, 7, -9, 8, -3, 4, -5, 9, -8, 6, -4
Dowker-Thistlethwaite code 4 10 14 16 2 8 18 20 12 6
Conway Notation [.22.20]


Minimum Braid Representative A Morse Link Presentation An Arc Presentation
Image:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart3.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gif
Image:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart2.gifImage:BraidPart1.gifImage:BraidPart4.gifImage:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart1.gifImage:BraidPart0.gifImage:BraidPart0.gif
Image:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart2.gifImage:BraidPart3.gifImage:BraidPart3.gif
Image:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart0.gifImage:BraidPart4.gifImage:BraidPart4.gif

Length is 11, width is 4,

Braid index is 4

Image:10 87_ML.gif Image:10 87_AP.gif
[{3, 10}, {2, 4}, {1, 3}, {6, 2}, {11, 8}, {9, 7}, {8, 5}, {10, 6}, {12, 9}, {4, 11}, {5, 12}, {7, 1}]

[edit Notes on presentations of 10 87]


[edit] Three dimensional invariants

Symmetry type Chiral
Unknotting number 2
3-genus 3
Bridge index 3
Super bridge index Missing
Nakanishi index 1
Maximal Thurston-Bennequin number [-5][-7]
Hyperbolic Volume 14.2736
A-Polynomial See Data:10 87/A-polynomial

[edit Notes for 10 87's three dimensional invariants]

[edit] Four dimensional invariants

Smooth 4 genus 0
Topological 4 genus 0
Concordance genus 0
Rasmussen s-Invariant 0

[edit Notes for 10 87's four dimensional invariants]

[edit] Polynomial invariants

Alexander polynomial −2t3 + 9t2−18t + 23−18t−1 + 9t−2−2t−3
Conway polynomial −2z6−3z4 + 1
2nd Alexander ideal (db, data sources) {1}
Determinant and Signature { 81, 0 }
Jones polynomial q6−4q5 + 7q4−10q3 + 13q2−13q + 13−10q−1 + 6q−2−3q−3 + q−4
HOMFLY-PT polynomial (db, data sources) z6a−2z6 + a2z4−2z4a−2 + z4a−4−3z4 + 2a2z2 + z2a−2 + z2a−4−4z2 + a2 + 3a−2a−4−2
Kauffman polynomial (db, data sources) 2z9a−1 + 2z9a−3 + 10z8a−2 + 5z8a−4 + 5z8 + 6az7 + 7z7a−1 + 5z7a−3 + 4z7a−5 + 5a2z6−21z6a−2−12z6a−4 + z6a−6−3z6 + 3a3z5−6az5−21z5a−1−23z5a−3−11z5a−5 + a4z4−5a2z4 + 8z4a−2 + 5z4a−4−2z4a−6−5z4−3a3z3 + 2az3 + 13z3a−1 + 15z3a−3 + 7z3a−5a4z2 + 3a2z2 + 3z2a−2 + z2a−4 + z2a−6 + 7z2 + a3z + azza−1za−3a2−3a−2a−4−2
The A2 invariant q12q10 + q8 + q6−3q4 + 2q2−2 + q−2 + 2q−4 + 4q−8−2q−10−2q−16 + q−18
The G2 invariant q66−2q64 + 4q62−6q60 + 5q58−4q56−2q54 + 11q52−19q50 + 28q48−31q46 + 25q44−8q42−16q40 + 46q38−69q36 + 84q34−82q32 + 51q30 + 2q28−68q26 + 135q24−165q22 + 149q20−83q18−21q16 + 122q14−185q12 + 174q10−92q8−27q6 + 124q4−159q2 + 104 + 16q−2−140q−4 + 207q−6−188q−8 + 76q−10 + 86q−12−229q−14 + 300q−16−263q−18 + 141q−20 + 32q−22−184q−24 + 272q−26−261q−28 + 172q−30−32q−32−105q−34 + 188q−36−179q−38 + 96q−40 + 31q−42−140q−44 + 177q−46−128q−48 + 5q−50 + 128q−52−219q−54 + 225q−56−142q−58 + 4q−60 + 126q−62−201q−64 + 202q−66−135q−68 + 37q−70 + 46q−72−96q−74 + 99q−76−70q−78 + 35q−80−18q−84 + 20q−86−16q−88 + 8q−90−3q−92 + q−94

[edit] "Similar" Knots (within the Atlas)

Same Alexander/Conway Polynomial: {10_98, K11a58, K11a165, K11n72,}

Same Jones Polynomial (up to mirroring, q\leftrightarrow q^{-1}): {}

[edit] Vassiliev invariants

V2 and V3: (0, 1)

[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 = 0 is the signature of 10 87. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.   
\ r
  \  
j \
-4-3-2-10123456χ
13          11
11         3 -3
9        41 3
7       63  -3
5      74   3
3     66    0
1    77     0
-1   47      3
-3  26       -4
-5 14        3
-7 2         -2
-91          1
Integral Khovanov Homology

(db, data source)

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

[edit] The Coloured Jones Polynomials

[edit] Computer Talk

Much of the above data can be recomputed by Mathematica using the package KnotTheory`. See A Sample KnotTheory` Session, or any of the Computer Talk sections above.

[edit] Modifying This Page

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See/edit the Rolfsen Knot Page master template (intermediate).

See/edit the Rolfsen_Splice_Base (expert).

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