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| PD Presentation: | X8192 X10,4,11,3 X22,10,7,9 X2738 X15,5,16,4 X5,13,6,12 X11,16,12,17 X6,18,1,17 X14,20,15,19 X20,14,21,13 X18,21,19,22 |
| Gauss Code: | {{1, -4, 2, 5, -6, -8}, {4, -1, 3, -2, -7, 6, 10, -9, -5, 7, 8, -11, 9, -10, 11, -3}} |
| Jones Polynomial: | - 2q-3/2 + 4q-1/2 - 7q1/2 + 9q3/2 - 10q5/2 + 9q7/2 - 8q9/2 + 5q11/2 - 3q13/2 + q15/2 |
| A2 (sl(3)) Invariant: | 2q-6 + q-4 - q-2 + 3 - q2 + q6 - q8 + 2q10 - q12 + 2q14 + 2q16 - q18 + 2q20 - q24 |
| HOMFLY-PT Polynomial: | a-7z - a-5z-1 - 2a-5z - 2a-5z3 + 2a-3z-1 + 4a-3z + 2a-3z3 + a-3z5 - 2a-1z-1 - 4a-1z - 3a-1z3 + az-1 + 2az |
| Kauffman Polynomial: | - 2a-8z2 + 3a-8z4 - a-8z6 + 3a-7z - 9a-7z3 + 10a-7z5 - 3a-7z7 - a-6z2 - a-6z4 + 7a-6z6 - 3a-6z8 - a-5z-1 + 9a-5z - 23a-5z3 + 23a-5z5 - 5a-5z7 - a-5z9 + 2a-4z2 - 10a-4z4 + 15a-4z6 - 6a-4z8 - 2a-3z-1 + 13a-3z - 26a-3z3 + 20a-3z5 - 5a-3z7 - a-3z9 - a-2 + 3a-2z2 - 8a-2z4 + 6a-2z6 - 3a-2z8 - 2a-1z-1 + 11a-1z - 15a-1z3 + 7a-1z5 - 3a-1z7 + 2z2 - 2z4 - z6 - az-1 + 4az - 3az3 |
| Khovanov Homology: |
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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]:= | Length[Skeleton[L]] |
Out[2]= | 2 |
In[3]:= | Show[DrawMorseLink[Link[11, NonAlternating, 126]]] |
![]() | |
Out[3]= | -Graphics- |
In[4]:= | PD[L = Link[11, NonAlternating, 126]] |
Out[4]= | PD[X[8, 1, 9, 2], X[10, 4, 11, 3], X[22, 10, 7, 9], X[2, 7, 3, 8], > X[15, 5, 16, 4], X[5, 13, 6, 12], X[11, 16, 12, 17], X[6, 18, 1, 17], > X[14, 20, 15, 19], X[20, 14, 21, 13], X[18, 21, 19, 22]] |
In[5]:= | GaussCode[L] |
Out[5]= | GaussCode[{1, -4, 2, 5, -6, -8},
> {4, -1, 3, -2, -7, 6, 10, -9, -5, 7, 8, -11, 9, -10, 11, -3}] |
In[6]:= | Jones[L][q] |
Out[6]= | -2 4 3/2 5/2 7/2 9/2 11/2
---- + ------- - 7 Sqrt[q] + 9 q - 10 q + 9 q - 8 q + 5 q -
3/2 Sqrt[q]
q
13/2 15/2
> 3 q + q |
In[7]:= | A2Invariant[L][q] |
Out[7]= | 2 -4 -2 2 6 8 10 12 14 16 18 20
3 + -- + q - q - q + q - q + 2 q - q + 2 q + 2 q - q + 2 q -
6
q
24
> q |
In[8]:= | HOMFLYPT[Link[11, NonAlternating, 126]][a, z] |
Out[8]= | 3 3 3
1 2 2 a z 2 z 4 z 4 z 2 z 2 z 3 z
-(----) + ---- - --- + - + -- - --- + --- - --- + 2 a z - ---- + ---- - ---- +
5 3 a z z 7 5 3 a 5 3 a
a z a z a a a a a
5
z
> --
3
a |
In[9]:= | Kauffman[Link[11, NonAlternating, 126]][a, z] |
Out[9]= | 2
-2 1 2 2 a 3 z 9 z 13 z 11 z 2 2 z
-a - ---- - ---- - --- - - + --- + --- + ---- + ---- + 4 a z + 2 z - ---- -
5 3 a z z 7 5 3 a 8
a z a z a a a a
2 2 2 3 3 3 3 4
z 2 z 3 z 9 z 23 z 26 z 15 z 3 4 3 z
> -- + ---- + ---- - ---- - ----- - ----- - ----- - 3 a z - 2 z + ---- -
6 4 2 7 5 3 a 8
a a a a a a a
4 4 4 5 5 5 5 6 6 6
z 10 z 8 z 10 z 23 z 20 z 7 z 6 z 7 z 15 z
> -- - ----- - ---- + ----- + ----- + ----- + ---- - z - -- + ---- + ----- +
6 4 2 7 5 3 a 8 6 4
a a a a a a a a a
6 7 7 7 7 8 8 8 9 9
6 z 3 z 5 z 5 z 3 z 3 z 6 z 3 z z z
> ---- - ---- - ---- - ---- - ---- - ---- - ---- - ---- - -- - --
2 7 5 3 a 6 4 2 5 3
a a a a a a a a a |
In[10]:= | Kh[L][q, t] |
Out[10]= | 2 2 2 2 2 4 4 2 6 2 6 3
5 + 3 q + ----- + - + ---- + 5 q t + 4 q t + 5 q t + 6 q t + 5 q t +
4 2 t 2
q t q t
8 3 8 4 10 4 10 5 12 5 12 6 14 6
> 4 q t + 3 q t + 5 q t + 2 q t + 3 q t + q t + 2 q t +
16 7
> q t |
| Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n126 |
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