| © | Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: |
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The 4-Component Link L11n444Visit L11n444's page at Knotilus! |
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| PD Presentation: | X6172 X2536 X11,19,12,18 X10,3,11,4 X4,9,1,10 X16,7,17,8 X8,15,5,16 X13,20,14,21 X19,15,20,22 X21,12,22,13 X17,9,18,14 |
| Gauss Code: | {{1, -2, 4, -5}, {2, -1, 6, -7}, {5, -4, -3, 10, -8, 11}, {7, -6, -11, 3, -9, 8, -10, 9}} |
| Jones Polynomial: | - q-17/2 + 2q-15/2 - 6q-13/2 + 6q-11/2 - 10q-9/2 + 8q-7/2 - 10q-5/2 + 6q-3/2 - 5q-1/2 + 2q1/2 |
| A2 (sl(3)) Invariant: | q-28 + 3q-26 + 3q-24 + 6q-22 + 10q-20 + 9q-18 + 13q-16 + 11q-14 + 9q-12 + 9q-10 + 4q-8 + 5q-6 - q-2 + 1 - 2q2 |
| HOMFLY-PT Polynomial: | az-1 + 3az + 2az3 - a3z-3 - 7a3z-1 - 13a3z - 8a3z3 - 2a3z5 + 3a5z-3 + 12a5z-1 + 14a5z + 5a5z3 - 3a7z-3 - 7a7z-1 - 4a7z + a9z-3 + a9z-1 |
| Kauffman Polynomial: | 1 - 3z2 - 2az-1 + 6az - 5az3 - az5 + 6a2 - 14a2z2 + 11a2z4 - 5a2z6 + a3z-3 - 11a3z-1 + 30a3z - 39a3z3 + 27a3z5 - 8a3z7 - 3a4z-2 + 18a4 - 28a4z2 + 11a4z4 + 9a4z6 - 5a4z8 + 3a5z-3 - 18a5z-1 + 49a5z - 74a5z3 + 54a5z5 - 11a5z7 - a5z9 - 6a6z-2 + 21a6 - 24a6z2 - 4a6z4 + 21a6z6 - 7a6z8 + 3a7z-3 - 14a7z-1 + 35a7z - 50a7z3 + 31a7z5 - 4a7z7 - a7z9 - 3a8z-2 + 9a8 - 7a8z2 - 4a8z4 + 7a8z6 - 2a8z8 + a9z-3 - 5a9z-1 + 10a9z - 10a9z3 + 5a9z5 - a9z7 |
| 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]= | 4 |
In[3]:= | Show[DrawMorseLink[Link[11, NonAlternating, 444]]] |
![]() | |
Out[3]= | -Graphics- |
In[4]:= | PD[L = Link[11, NonAlternating, 444]] |
Out[4]= | PD[X[6, 1, 7, 2], X[2, 5, 3, 6], X[11, 19, 12, 18], X[10, 3, 11, 4], > X[4, 9, 1, 10], X[16, 7, 17, 8], X[8, 15, 5, 16], X[13, 20, 14, 21], > X[19, 15, 20, 22], X[21, 12, 22, 13], X[17, 9, 18, 14]] |
In[5]:= | GaussCode[L] |
Out[5]= | GaussCode[{1, -2, 4, -5}, {2, -1, 6, -7}, {5, -4, -3, 10, -8, 11},
> {7, -6, -11, 3, -9, 8, -10, 9}] |
In[6]:= | Jones[L][q] |
Out[6]= | -(17/2) 2 6 6 10 8 10 6 5
-q + ----- - ----- + ----- - ---- + ---- - ---- + ---- - ------- +
15/2 13/2 11/2 9/2 7/2 5/2 3/2 Sqrt[q]
q q q q q q q
> 2 Sqrt[q] |
In[7]:= | A2Invariant[L][q] |
Out[7]= | -28 3 3 6 10 9 13 11 9 9 4 5
1 + q + --- + --- + --- + --- + --- + --- + --- + --- + --- + -- + -- -
26 24 22 20 18 16 14 12 10 8 6
q q q q q q q q q q q
-2 2
> q - 2 q |
In[8]:= | HOMFLYPT[Link[11, NonAlternating, 444]][a, z] |
Out[8]= | 3 5 7 9 3 5 7 9
a 3 a 3 a a a 7 a 12 a 7 a a 3
-(--) + ---- - ---- + -- + - - ---- + ----- - ---- + -- + 3 a z - 13 a z +
3 3 3 3 z z z z z
z z z z
5 7 3 3 3 5 3 3 5
> 14 a z - 4 a z + 2 a z - 8 a z + 5 a z - 2 a z |
In[9]:= | Kauffman[Link[11, NonAlternating, 444]][a, z] |
Out[9]= | 3 5 7 9 4 6 8
2 4 6 8 a 3 a 3 a a 3 a 6 a 3 a
1 + 6 a + 18 a + 21 a + 9 a + -- + ---- + ---- + -- - ---- - ---- - ---- -
3 3 3 3 2 2 2
z z z z z z z
3 5 7 9
2 a 11 a 18 a 14 a 5 a 3 5 7
> --- - ----- - ----- - ----- - ---- + 6 a z + 30 a z + 49 a z + 35 a z +
z z z z z
9 2 2 2 4 2 6 2 8 2 3
> 10 a z - 3 z - 14 a z - 28 a z - 24 a z - 7 a z - 5 a z -
3 3 5 3 7 3 9 3 2 4 4 4 6 4
> 39 a z - 74 a z - 50 a z - 10 a z + 11 a z + 11 a z - 4 a z -
8 4 5 3 5 5 5 7 5 9 5 2 6
> 4 a z - a z + 27 a z + 54 a z + 31 a z + 5 a z - 5 a z +
4 6 6 6 8 6 3 7 5 7 7 7 9 7
> 9 a z + 21 a z + 7 a z - 8 a z - 11 a z - 4 a z - a z -
4 8 6 8 8 8 5 9 7 9
> 5 a z - 7 a z - 2 a z - a z - a z |
In[10]:= | Kh[L][q, t] |
Out[10]= | -4 3 1 1 1 5 2 2 4
3 + q + -- + ------ + ------ + ------ + ------ + ------ + ------ + ------ +
2 18 8 16 7 14 7 14 6 12 6 12 5 10 5
q q t q t q t q t q t q t q t
8 5 4 5 1 7 6 3 4
> ------ + ----- + ----- + ----- + ----- + ----- + ----- + ---- + ---- +
10 4 8 4 8 3 6 3 8 2 6 2 4 2 4 2
q t q t q t q t q t q t q t q t q t
2
> 2 q t |
| Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n444 |
|