| © | Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: |
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The 2-Component Link L10n11Visit L10n11's page at Knotilus! |
![]() DrawMorseLink |
| PD Presentation: | X6172 X14,7,15,8 X15,1,16,4 X5,12,6,13 X3849 X9,16,10,17 X17,20,18,5 X11,19,12,18 X19,11,20,10 X2,14,3,13 |
| Gauss Code: | {{1, -10, -5, 3}, {-4, -1, 2, 5, -6, 9, -8, 4, 10, -2, -3, 6, -7, 8, -9, 7}} |
| Jones Polynomial: | - q-13/2 + 2q-11/2 - 3q-9/2 + 5q-7/2 - 6q-5/2 + 5q-3/2 - 5q-1/2 + 3q1/2 - 2q3/2 |
| A2 (sl(3)) Invariant: | q-20 + q-16 + q-14 - 2q-12 - q-8 + q-4 + 3 + q2 + 2q4 + 2q6 |
| HOMFLY-PT Polynomial: | - 2a-1z-1 - 2a-1z + 4az-1 + 7az + 3az3 - 3a3z-1 - 7a3z - 4a3z3 - a3z5 + a5z-1 + 2a5z + a5z3 |
| Kauffman Polynomial: | - 2a-1z-1 + 5a-1z - 3a-1z3 + 2 - z6 - 4az-1 + 15az - 17az3 + 7az5 - 2az7 + 3a2 - 5a2z2 + a2z6 - a2z8 - 3a3z-1 + 13a3z - 20a3z3 + 13a3z5 - 4a3z7 + 3a4 - 9a4z2 + 6a4z4 - a4z8 - a5z-1 + 2a5z - 3a5z3 + 5a5z5 - 2a5z7 + a6 - 4a6z2 + 6a6z4 - 2a6z6 - a7z + 3a7z3 - a7z5 |
| 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[10, NonAlternating, 11]]] |
![]() | |
Out[3]= | -Graphics- |
In[4]:= | PD[L = Link[10, NonAlternating, 11]] |
Out[4]= | PD[X[6, 1, 7, 2], X[14, 7, 15, 8], X[15, 1, 16, 4], X[5, 12, 6, 13], > X[3, 8, 4, 9], X[9, 16, 10, 17], X[17, 20, 18, 5], X[11, 19, 12, 18], > X[19, 11, 20, 10], X[2, 14, 3, 13]] |
In[5]:= | GaussCode[L] |
Out[5]= | GaussCode[{1, -10, -5, 3}, {-4, -1, 2, 5, -6, 9, -8, 4, 10, -2, -3, 6, -7, 8,
> -9, 7}] |
In[6]:= | Jones[L][q] |
Out[6]= | -(13/2) 2 3 5 6 5 5 3/2
-q + ----- - ---- + ---- - ---- + ---- - ------- + 3 Sqrt[q] - 2 q
11/2 9/2 7/2 5/2 3/2 Sqrt[q]
q q q q q |
In[7]:= | A2Invariant[L][q] |
Out[7]= | -20 -16 -14 2 -8 -4 2 4 6
3 + q + q + q - --- - q + q + q + 2 q + 2 q
12
q |
In[8]:= | HOMFLYPT[Link[10, NonAlternating, 11]][a, z] |
Out[8]= | 3 5
-2 4 a 3 a a 2 z 3 5 3 3 3
--- + --- - ---- + -- - --- + 7 a z - 7 a z + 2 a z + 3 a z - 4 a z +
a z z z z a
5 3 3 5
> a z - a z |
In[9]:= | Kauffman[Link[10, NonAlternating, 11]][a, z] |
Out[9]= | 3 5
2 4 6 2 4 a 3 a a 5 z 3
2 + 3 a + 3 a + a - --- - --- - ---- - -- + --- + 15 a z + 13 a z +
a z z z z a
3
5 7 2 2 4 2 6 2 3 z 3 3 3
> 2 a z - a z - 5 a z - 9 a z - 4 a z - ---- - 17 a z - 20 a z -
a
5 3 7 3 4 4 6 4 5 3 5 5 5
> 3 a z + 3 a z + 6 a z + 6 a z + 7 a z + 13 a z + 5 a z -
7 5 6 2 6 6 6 7 3 7 5 7 2 8 4 8
> a z - z + a z - 2 a z - 2 a z - 4 a z - 2 a z - a z - a z |
In[10]:= | Kh[L][q, t] |
Out[10]= | 3 1 1 1 2 1 3 2 3
4 + -- + ------ + ------ + ------ + ------ + ----- + ----- + ----- + ----- +
2 14 6 12 5 10 5 10 4 8 4 8 3 6 3 6 2
q q t q t q t q t q t q t q t q t
3 2 3 2 4 2
> ----- + ---- + ---- + 2 t + q t + 2 q t
4 2 4 2
q t q t q t |
| Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L10n11 |
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