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| PD Presentation: | X6172 X12,4,13,3 X20,7,11,8 X8,19,9,20 X18,12,19,11 X16,13,17,14 X14,6,15,5 X10,16,5,15 X2,9,3,10 X4,18,1,17 |
| Gauss Code: | {{1, -9, 2, -10}, {7, -1, 3, -4, 9, -8}, {5, -2, 6, -7, 8, -6, 10, -5, 4, -3}} |
| Jones Polynomial: | - q-5 + 4q-4 - 8q-3 + 13q-2 - 15q-1 + 18 - 15q + 13q2 - 8q3 + 4q4 - q5 |
| A2 (sl(3)) Invariant: | - q-16 + q-14 + 2q-12 - 3q-10 + 3q-8 + q-6 + q-4 + 8q-2 + 3 + 8q2 + q4 + q6 + 3q8 - 3q10 + 2q12 + q14 - q16 |
| HOMFLY-PT Polynomial: | - a-4z2 + a-2z-2 + a-2 + 2a-2z2 + 2a-2z4 - 2z-2 - 2 - 3z2 - 2z4 - z6 + a2z-2 + a2 + 2a2z2 + 2a2z4 - a4z2 |
| Kauffman Polynomial: | - a-5z3 + a-5z5 + 3a-4z2 - 6a-4z4 + 4a-4z6 + 5a-3z3 - 11a-3z5 + 7a-3z7 + a-2z-2 - 2a-2 + 5a-2z2 - 7a-2z4 - 3a-2z6 + 6a-2z8 - 2a-1z-1 + 2a-1z + 12a-1z3 - 28a-1z5 + 13a-1z7 + 2a-1z9 + 2z-2 - 3 + 4z2 - 2z4 - 14z6 + 12z8 - 2az-1 + 2az + 12az3 - 28az5 + 13az7 + 2az9 + a2z-2 - 2a2 + 5a2z2 - 7a2z4 - 3a2z6 + 6a2z8 + 5a3z3 - 11a3z5 + 7a3z7 + 3a4z2 - 6a4z4 + 4a4z6 - a5z3 + a5z5 |
| 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]= | 3 |
In[3]:= | Show[DrawMorseLink[Link[10, Alternating, 136]]] |
![]() | |
Out[3]= | -Graphics- |
In[4]:= | PD[L = Link[10, Alternating, 136]] |
Out[4]= | PD[X[6, 1, 7, 2], X[12, 4, 13, 3], X[20, 7, 11, 8], X[8, 19, 9, 20], > X[18, 12, 19, 11], X[16, 13, 17, 14], X[14, 6, 15, 5], X[10, 16, 5, 15], > X[2, 9, 3, 10], X[4, 18, 1, 17]] |
In[5]:= | GaussCode[L] |
Out[5]= | GaussCode[{1, -9, 2, -10}, {7, -1, 3, -4, 9, -8},
> {5, -2, 6, -7, 8, -6, 10, -5, 4, -3}] |
In[6]:= | Jones[L][q] |
Out[6]= | -5 4 8 13 15 2 3 4 5
18 - q + -- - -- + -- - -- - 15 q + 13 q - 8 q + 4 q - q
4 3 2 q
q q q |
In[7]:= | A2Invariant[L][q] |
Out[7]= | -16 -14 2 3 3 -6 -4 8 2 4 6 8
3 - q + q + --- - --- + -- + q + q + -- + 8 q + q + q + 3 q -
12 10 8 2
q q q q
10 12 14 16
> 3 q + 2 q + q - q |
In[8]:= | HOMFLYPT[Link[10, Alternating, 136]][a, z] |
Out[8]= | 2 2 2
-2 2 2 1 a 2 z 2 z 2 2 4 2 4
-2 + a + a - -- + ----- + -- - 3 z - -- + ---- + 2 a z - a z - 2 z +
2 2 2 2 4 2
z a z z a a
4
2 z 2 4 6
> ---- + 2 a z - z
2
a |
In[9]:= | Kauffman[Link[10, Alternating, 136]][a, z] |
Out[9]= | 2 2
2 2 2 1 a 2 2 a 2 z 2 3 z
-3 - -- - 2 a + -- + ----- + -- - --- - --- + --- + 2 a z + 4 z + ---- +
2 2 2 2 2 a z z a 4
a z a z z a
2 3 3 3
5 z 2 2 4 2 z 5 z 12 z 3 3 3 5 3
> ---- + 5 a z + 3 a z - -- + ---- + ----- + 12 a z + 5 a z - a z -
2 5 3 a
a a a
4 4 5 5 5
4 6 z 7 z 2 4 4 4 z 11 z 28 z 5
> 2 z - ---- - ---- - 7 a z - 6 a z + -- - ----- - ----- - 28 a z -
4 2 5 3 a
a a a a
6 6 7 7
3 5 5 5 6 4 z 3 z 2 6 4 6 7 z 13 z
> 11 a z + a z - 14 z + ---- - ---- - 3 a z + 4 a z + ---- + ----- +
4 2 3 a
a a a
8 9
7 3 7 8 6 z 2 8 2 z 9
> 13 a z + 7 a z + 12 z + ---- + 6 a z + ---- + 2 a z
2 a
a |
In[10]:= | Kh[L][q, t] |
Out[10]= | 10 1 3 1 5 3 8 6 8
-- + 10 q + ------ + ----- + ----- + ----- + ----- + ----- + ----- + ---- +
q 11 5 9 4 7 4 7 3 5 3 5 2 3 2 3
q t q t q t q t q t q t q t q t
7 3 3 2 5 2 5 3 7 3 7 4
> --- + 7 q t + 8 q t + 6 q t + 8 q t + 3 q t + 5 q t + q t +
q t
9 4 11 5
> 3 q t + q t |
| Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L10a136 |
|