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| PD Presentation: | X10,1,11,2 X16,8,17,7 X18,12,19,11 X19,3,20,2 X3,12,4,13 X13,21,14,20 X5,15,6,14 X6,9,7,10 X22,16,9,15 X8,18,1,17 X21,4,22,5 |
| Gauss Code: | {{1, 4, -5, 11, -7, -8, 2, -10}, {8, -1, 3, 5, -6, 7, 9, -2, 10, -3, -4, 6, -11, -9}} |
| Jones Polynomial: | - q-3/2 + 2q-1/2 - 5q1/2 + 6q3/2 - 7q5/2 + 6q7/2 - 6q9/2 + 4q11/2 - 2q13/2 + q15/2 |
| A2 (sl(3)) Invariant: | q-4 + 3 + q2 + q4 + 2q6 + 3q10 + q14 - 2q18 - q22 |
| HOMFLY-PT Polynomial: | a-5z-1 + 5a-5z + 4a-5z3 + a-5z5 - 3a-3z-1 - 11a-3z - 13a-3z3 - 6a-3z5 - a-3z7 + 2a-1z-1 + 6a-1z + 4a-1z3 + a-1z5 |
| Kauffman Polynomial: | - 4a-8z2 + 4a-8z4 - a-8z6 + a-7z - 6a-7z3 + 7a-7z5 - 2a-7z7 - a-6 + 4a-6z2 - 5a-6z4 + 6a-6z6 - 2a-6z8 + a-5z-1 - 6a-5z + 11a-5z3 - 4a-5z5 + 2a-5z7 - a-5z9 - 3a-4 + 12a-4z2 - 13a-4z4 + 9a-4z6 - 3a-4z8 + 3a-3z-1 - 15a-3z + 24a-3z3 - 15a-3z5 + 4a-3z7 - a-3z9 - 3a-2 + 5a-2z2 - 6a-2z4 + 2a-2z6 - a-2z8 + 2a-1z-1 - 7a-1z + 6a-1z3 - 4a-1z5 + z2 - 2z4 + az - az3 |
| 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, 203]]] |
![]() | |
Out[3]= | -Graphics- |
In[4]:= | PD[L = Link[11, NonAlternating, 203]] |
Out[4]= | PD[X[10, 1, 11, 2], X[16, 8, 17, 7], X[18, 12, 19, 11], X[19, 3, 20, 2], > X[3, 12, 4, 13], X[13, 21, 14, 20], X[5, 15, 6, 14], X[6, 9, 7, 10], > X[22, 16, 9, 15], X[8, 18, 1, 17], X[21, 4, 22, 5]] |
In[5]:= | GaussCode[L] |
Out[5]= | GaussCode[{1, 4, -5, 11, -7, -8, 2, -10},
> {8, -1, 3, 5, -6, 7, 9, -2, 10, -3, -4, 6, -11, -9}] |
In[6]:= | Jones[L][q] |
Out[6]= | -(3/2) 2 3/2 5/2 7/2 9/2 11/2
-q + ------- - 5 Sqrt[q] + 6 q - 7 q + 6 q - 6 q + 4 q -
Sqrt[q]
13/2 15/2
> 2 q + q |
In[7]:= | A2Invariant[L][q] |
Out[7]= | -4 2 4 6 10 14 18 22 3 + q + q + q + 2 q + 3 q + q - 2 q - q |
In[8]:= | HOMFLYPT[Link[11, NonAlternating, 203]][a, z] |
Out[8]= | 3 3 3 5 5 5 7 1 3 2 5 z 11 z 6 z 4 z 13 z 4 z z 6 z z z ---- - ---- + --- + --- - ---- + --- + ---- - ----- + ---- + -- - ---- + -- - -- 5 3 a z 5 3 a 5 3 a 5 3 a 3 a z a z a a a a a a a |
In[9]:= | Kauffman[Link[11, NonAlternating, 203]][a, z] |
Out[9]= | 2
-6 3 3 1 3 2 z 6 z 15 z 7 z 2 4 z
-a - -- - -- + ---- + ---- + --- + -- - --- - ---- - --- + a z + z - ---- +
4 2 5 3 a z 7 5 3 a 8
a a a z a z a a a a
2 2 2 3 3 3 3 4
4 z 12 z 5 z 6 z 11 z 24 z 6 z 3 4 4 z
> ---- + ----- + ---- - ---- + ----- + ----- + ---- - 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
5 z 13 z 6 z 7 z 4 z 15 z 4 z z 6 z 9 z
> ---- - ----- - ---- + ---- - ---- - ----- - ---- - -- + ---- + ---- +
6 4 2 7 5 3 a 8 6 4
a a a a a a a a a
6 7 7 7 8 8 8 9 9
2 z 2 z 2 z 4 z 2 z 3 z z z z
> ---- - ---- + ---- + ---- - ---- - ---- - -- - -- - --
2 7 5 3 6 4 2 5 3
a a a a a a a a a |
In[10]:= | Kh[L][q, t] |
Out[10]= | 2 1 1 1 2 4 4 2 6 2 6 3
4 + 3 q + ----- + - + ---- + 4 q t + 2 q t + 3 q t + 4 q t + 3 q t +
4 2 t 2
q t q t
8 3 8 4 10 4 10 5 12 5 12 6 14 6 16 7
> 3 q t + 3 q t + 3 q t + q t + 3 q t + q t + q t + q t |
| Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n203 |
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