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The Knot K11a134Visit K11a134's page at Knotilus! |
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| PD Presentation: | X4251 X10,4,11,3 X16,5,17,6 X14,8,15,7 X2,10,3,9 X20,12,21,11 X8,14,9,13 X18,15,19,16 X6,17,7,18 X22,20,1,19 X12,22,13,21 |
| Gauss Code: | {1, -5, 2, -1, 3, -9, 4, -7, 5, -2, 6, -11, 7, -4, 8, -3, 9, -8, 10, -6, 11, -10} |
| DT (Dowker-Thistlethwaite) Code: | 4 10 16 14 2 20 8 18 6 22 12 |
| Alexander Polynomial: | 3t-3 - 13t-2 + 28t-1 - 35 + 28t - 13t2 + 3t3 |
| Conway Polynomial: | 1 + 3z2 + 5z4 + 3z6 |
| Other knots with the same Alexander/Conway Polynomial: | {...} |
| Determinant and Signature: | {123, 2} |
| Jones Polynomial: | - q-2 + 3q-1 - 7 + 13q - 16q2 + 20q3 - 20q4 + 17q5 - 13q6 + 8q7 - 4q8 + q9 |
| Other knots (up to mirrors) with the same Jones Polynomial: | {...} |
| A2 (sl(3)) Invariant: | - q-6 + q-4 - q-2 - 2 + 4q2 - 2q4 + 4q6 + 3q8 - q10 + 3q12 - 4q14 + 2q16 - q18 - 3q20 + 2q22 - 2q24 + q28 |
| HOMFLY-PT Polynomial: | a-8 + a-8z2 - 4a-6 - 7a-6z2 - 3a-6z4 + 3a-4 + 9a-4z2 + 7a-4z4 + 2a-4z6 + 2a-2 + 2a-2z2 + 2a-2z4 + a-2z6 - 1 - 2z2 - z4 |
| Kauffman Polynomial: | a-10z2 - 2a-10z4 + a-10z6 - 2a-9z + 7a-9z3 - 10a-9z5 + 4a-9z7 + a-8 - a-8z2 + 6a-8z4 - 13a-8z6 + 6a-8z8 - 8a-7z + 25a-7z3 - 25a-7z5 + 2a-7z7 + 4a-7z9 + 4a-6 - 15a-6z2 + 34a-6z4 - 39a-6z6 + 14a-6z8 + a-6z10 - 8a-5z + 27a-5z3 - 22a-5z5 - 4a-5z7 + 8a-5z9 + 3a-4 - 17a-4z2 + 35a-4z4 - 35a-4z6 + 14a-4z8 + a-4z10 - 2a-3z + 12a-3z3 - 14a-3z5 + 3a-3z7 + 4a-3z9 - 2a-2 - a-2z2 + 4a-2z4 - 7a-2z6 + 6a-2z8 + a-1z + a-1z3 - 6a-1z5 + 5a-1z7 - 1 + 3z2 - 5z4 + 3z6 + az - 2az3 + az5 |
| V2 and V3, the type 2 and 3 Vassiliev invariants: | {3, 3} |
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Khovanov Homology:
(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 11134. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.) |
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Computer Talk. The data above can be recomputed by Mathematica using the package KnotTheory`. Following setup, the sample Mathematica session below reproduces most of the above data (Mathematica system prompts in blue, human input in red, Mathematica output in black):
In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 30, 2005, 10:15:35)... | |
In[2]:= | Show[DrawMorseLink[Knot[11, Alternating, 134]]] |
![]() | |
Out[2]= | -Graphics- |
In[3]:= | PD[Knot[11, Alternating, 134]] |
Out[3]= | PD[X[4, 2, 5, 1], X[10, 4, 11, 3], X[16, 5, 17, 6], X[14, 8, 15, 7], > X[2, 10, 3, 9], X[20, 12, 21, 11], X[8, 14, 9, 13], X[18, 15, 19, 16], > X[6, 17, 7, 18], X[22, 20, 1, 19], X[12, 22, 13, 21]] |
In[4]:= | GaussCode[Knot[11, Alternating, 134]] |
Out[4]= | GaussCode[1, -5, 2, -1, 3, -9, 4, -7, 5, -2, 6, -11, 7, -4, 8, -3, 9, -8, 10, > -6, 11, -10] |
In[5]:= | DTCode[Knot[11, Alternating, 134]] |
Out[5]= | DTCode[4, 10, 16, 14, 2, 20, 8, 18, 6, 22, 12] |
In[6]:= | alex = Alexander[Knot[11, Alternating, 134]][t] |
Out[6]= | 3 13 28 2 3
-35 + -- - -- + -- + 28 t - 13 t + 3 t
3 2 t
t t |
In[7]:= | Conway[Knot[11, Alternating, 134]][z] |
Out[7]= | 2 4 6 1 + 3 z + 5 z + 3 z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[11, Alternating, 134]} |
In[9]:= | {KnotDet[Knot[11, Alternating, 134]], KnotSignature[Knot[11, Alternating, 134]]} |
Out[9]= | {123, 2} |
In[10]:= | J=Jones[Knot[11, Alternating, 134]][q] |
Out[10]= | -2 3 2 3 4 5 6 7 8 9
-7 - q + - + 13 q - 16 q + 20 q - 20 q + 17 q - 13 q + 8 q - 4 q + q
q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[11, Alternating, 134]} |
In[12]:= | A2Invariant[Knot[11, Alternating, 134]][q] |
Out[12]= | -6 -4 -2 2 4 6 8 10 12 14
-2 - q + q - q + 4 q - 2 q + 4 q + 3 q - q + 3 q - 4 q +
16 18 20 22 24 28
> 2 q - q - 3 q + 2 q - 2 q + q |
In[13]:= | HOMFLYPT[Knot[11, Alternating, 134]][a, z] |
Out[13]= | 2 2 2 2 4 4
-8 4 3 2 2 z 7 z 9 z 2 z 4 3 z 7 z
-1 + a - -- + -- + -- - 2 z + -- - ---- + ---- + ---- - z - ---- + ---- +
6 4 2 8 6 4 2 6 4
a a a a a a a a a
4 6 6
2 z 2 z z
> ---- + ---- + --
2 4 2
a a a |
In[14]:= | Kauffman[Knot[11, Alternating, 134]][a, z] |
Out[14]= | 2 2
-8 4 3 2 2 z 8 z 8 z 2 z z 2 z z
-1 + a + -- + -- - -- - --- - --- - --- - --- + - + a z + 3 z + --- - -- -
6 4 2 9 7 5 3 a 10 8
a a a a a a a a a
2 2 2 3 3 3 3 3
15 z 17 z z 7 z 25 z 27 z 12 z z 3 4
> ----- - ----- - -- + ---- + ----- + ----- + ----- + -- - 2 a z - 5 z -
6 4 2 9 7 5 3 a
a a a a a a a
4 4 4 4 4 5 5 5 5 5
2 z 6 z 34 z 35 z 4 z 10 z 25 z 22 z 14 z 6 z
> ---- + ---- + ----- + ----- + ---- - ----- - ----- - ----- - ----- - ---- +
10 8 6 4 2 9 7 5 3 a
a a a a a a a a a
6 6 6 6 6 7 7 7
5 6 z 13 z 39 z 35 z 7 z 4 z 2 z 4 z
> a z + 3 z + --- - ----- - ----- - ----- - ---- + ---- + ---- - ---- +
10 8 6 4 2 9 7 5
a a a a a a a a
7 7 8 8 8 8 9 9 9 10 10
3 z 5 z 6 z 14 z 14 z 6 z 4 z 8 z 4 z z z
> ---- + ---- + ---- + ----- + ----- + ---- + ---- + ---- + ---- + --- + ---
3 a 8 6 4 2 7 5 3 6 4
a a a a a a a a a a |
In[15]:= | {Vassiliev[2][Knot[11, Alternating, 134]], Vassiliev[3][Knot[11, Alternating, 134]]} |
Out[15]= | {3, 3} |
In[16]:= | Kh[Knot[11, Alternating, 134]][q, t] |
Out[16]= | 3 1 2 1 5 2 q 3 5 5 2
8 q + 6 q + ----- + ----- + ---- + --- + --- + 9 q t + 7 q t + 11 q t +
5 3 3 2 2 q t t
q t q t q t
7 2 7 3 9 3 9 4 11 4 11 5 13 5
> 9 q t + 9 q t + 11 q t + 8 q t + 9 q t + 5 q t + 8 q t +
13 6 15 6 15 7 17 7 19 8
> 3 q t + 5 q t + q t + 3 q t + q t |
| Dror Bar-Natan: The Knot Atlas: 11 Crossing Knots: The Knot K11a134 |
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