10 12

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Image:10 12.gif
(KnotPlot image)

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[edit] Knot presentations

Planar diagram presentation X1425 X3,10,4,11 X13,19,14,18 X5,15,6,14 X7,17,8,16 X15,7,16,6 X17,9,18,8 X11,1,12,20 X19,13,20,12 X9,2,10,3
Gauss code -1, 10, -2, 1, -4, 6, -5, 7, -10, 2, -8, 9, -3, 4, -6, 5, -7, 3, -9, 8
Dowker-Thistlethwaite code 4 10 14 16 2 20 18 6 8 12
Conway Notation [4312]


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

Length is 11, width is 4,

Braid index is 4

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

[edit Notes on presentations of 10 12]


[edit] Three dimensional invariants

Symmetry type Reversible
Unknotting number 2
3-genus 3
Bridge index 2
Super bridge index Missing
Nakanishi index 1
Maximal Thurston-Bennequin number [-2][-10]
Hyperbolic Volume 9.8175
A-Polynomial See Data:10 12/A-polynomial

[edit Notes for 10 12's three dimensional invariants]

[edit] Four dimensional invariants

Smooth 4 genus 1
Topological 4 genus 1
Concordance genus 3
Rasmussen s-Invariant 2

[edit Notes for 10 12's four dimensional invariants]

[edit] Polynomial invariants

Alexander polynomial 2t3−6t2 + 10t−11 + 10t−1−6t−2 + 2t−3
Conway polynomial 2z6 + 6z4 + 4z2 + 1
2nd Alexander ideal (db, data sources) {1}
Determinant and Signature { 47, 2 }
Jones polynomial q8 + 2q7−4q6 + 6q5−7q4 + 8q3−7q2 + 6q−3 + 2q−1q−2
HOMFLY-PT polynomial (db, data sources) z6a−2 + z6a−4 + 4z4a−2 + 4z4a−4z4a−6z4 + 5z2a−2 + 5z2a−4−3z2a−6−3z2 + 2a−2 + 2a−4−2a−6−1
Kauffman polynomial (db, data sources) z9a−3 + z9a−5 + 2z8a−2 + 4z8a−4 + 2z8a−6 + 2z7a−1z7a−3z7a−5 + 2z7a−7−5z6a−2−14z6a−4−5z6a−6 + 2z6a−8 + 2z6 + az5−4z5a−1z5a−3−3z5a−7 + z5a−9 + 4z4a−2 + 23z4a−4 + 8z4a−6−5z4a−8−6z4−3az3 + 5z3a−3 + 4z3a−5z3a−7−3z3a−9 + 2z2a−2−12z2a−4−8z2a−6 + 2z2a−8 + 4z2 + az + za−1za−3−3za−5 + 2za−9−2a−2 + 2a−4 + 2a−6−1
The A2 invariant q6 + 2q−2q−4 + 2q−6 + q−8 + q−10 + 2q−12q−14 + q−16q−18q−20q−24
The G2 invariant q32q30 + 2q28−3q26 + 2q24−2q22−2q20 + 6q18−9q16 + 9q14−10q12 + 6q10−10q6 + 17q4−23q2 + 23−15q−2 + q−4 + 14q−6−26q−8 + 38q−10−30q−12 + 14q−14 + 6q−16−23q−18 + 30q−20−21q−22 + 8q−24 + 12q−26−20q−28 + 21q−30−6q−32−14q−34 + 32q−36−39q−38 + 30q−40−9q−42−16q−44 + 40q−46−49q−48 + 48q−50−29q−52 + 3q−54 + 23q−56−40q−58 + 42q−60−27q−62 + 9q−64 + 13q−66−23q−68 + 22q−70−8q−72−10q−74 + 24q−76−29q−78 + 14q−80 + 4q−82−23q−84 + 34q−86−34q−88 + 22q−90−7q−92−13q−94 + 22q−96−28q−98 + 23q−100−14q−102 + 4q−104 + 4q−106−11q−108 + 13q−110−11q−112 + 8q−114−3q−116q−118 + 3q−120−4q−122 + 3q−124q−126 + q−128

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

Same Alexander/Conway Polynomial: {10_54,}

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

[edit] Vassiliev invariants

V2 and V3: (4, 6)

[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 = 2 is the signature of 10 12. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.   
\ r
  \  
j \
-3-2-101234567χ
17          1-1
15         1 1
13        31 -2
11       31  2
9      43   -1
7     43    1
5    34     1
3   34      -1
1  14       3
-1 12        -1
-3 1         1
-51          -1
Integral Khovanov Homology

(db, data source)

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

Read me first: Modifying Knot Pages

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

See/edit the Rolfsen_Splice_Base (expert).

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