| © | Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: |
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The 2-Component Link L11a219Visit L11a219's page at Knotilus! |
![]() DrawMorseLink |
| PD Presentation: | X8192 X12,4,13,3 X20,10,21,9 X22,12,7,11 X10,22,11,21 X2738 X18,15,19,16 X6,14,1,13 X4,18,5,17 X16,6,17,5 X14,19,15,20 |
| Gauss Code: | {{1, -6, 2, -9, 10, -8}, {6, -1, 3, -5, 4, -2, 8, -11, 7, -10, 9, -7, 11, -3, 5, -4}} |
| Jones Polynomial: | - q-5/2 + 3q-3/2 - 6q-1/2 + 10q1/2 - 14q3/2 + 15q5/2 - 17q7/2 + 14q9/2 - 11q11/2 + 7q13/2 - 3q15/2 + q17/2 |
| A2 (sl(3)) Invariant: | q-8 - q-4 + q-2 - 3 + q2 + 2q4 + 6q8 + 4q12 + q14 - q16 + 2q18 - 3q20 - q26 |
| HOMFLY-PT Polynomial: | a-7z-1 + 2a-7z + a-7z3 - 3a-5z-1 - 6a-5z - 6a-5z3 - 2a-5z5 + 2a-3z-1 + 7a-3z + 7a-3z3 + 4a-3z5 + a-3z7 - 4a-1z - 6a-1z3 - 2a-1z5 + 2az + az3 |
| Kauffman Polynomial: | a-10z2 - a-10z4 + 2a-9z3 - 3a-9z5 + a-8 - 5a-8z2 + 7a-8z4 - 6a-8z6 - a-7z-1 + 5a-7z - 11a-7z3 + 12a-7z5 - 8a-7z7 + 3a-6 - 7a-6z2 + 3a-6z4 + 7a-6z6 - 7a-6z8 - 3a-5z-1 + 10a-5z - 21a-5z3 + 22a-5z5 - 3a-5z7 - 4a-5z9 + 3a-4 + 4a-4z2 - 24a-4z4 + 33a-4z6 - 11a-4z8 - a-4z10 - 2a-3z-1 + 5a-3z - 12a-3z3 + 5a-3z5 + 13a-3z7 - 7a-3z9 + 11a-2z2 - 34a-2z4 + 32a-2z6 - 7a-2z8 - a-2z10 + 2a-1z - 9a-1z3 + 2a-1z5 + 7a-1z7 - 3a-1z9 + 6z2 - 15z4 + 12z6 - 3z8 + 2az - 5az3 + 4az5 - az7 |
| 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, Alternating, 219]]] |
![]() | |
Out[3]= | -Graphics- |
In[4]:= | PD[L = Link[11, Alternating, 219]] |
Out[4]= | PD[X[8, 1, 9, 2], X[12, 4, 13, 3], X[20, 10, 21, 9], X[22, 12, 7, 11], > X[10, 22, 11, 21], X[2, 7, 3, 8], X[18, 15, 19, 16], X[6, 14, 1, 13], > X[4, 18, 5, 17], X[16, 6, 17, 5], X[14, 19, 15, 20]] |
In[5]:= | GaussCode[L] |
Out[5]= | GaussCode[{1, -6, 2, -9, 10, -8},
> {6, -1, 3, -5, 4, -2, 8, -11, 7, -10, 9, -7, 11, -3, 5, -4}] |
In[6]:= | Jones[L][q] |
Out[6]= | -(5/2) 3 6 3/2 5/2 7/2
-q + ---- - ------- + 10 Sqrt[q] - 14 q + 15 q - 17 q +
3/2 Sqrt[q]
q
9/2 11/2 13/2 15/2 17/2
> 14 q - 11 q + 7 q - 3 q + q |
In[7]:= | A2Invariant[L][q] |
Out[7]= | -8 -4 -2 2 4 8 12 14 16 18 20
-3 + q - q + q + q + 2 q + 6 q + 4 q + q - q + 2 q - 3 q -
26
> q |
In[8]:= | HOMFLYPT[Link[11, Alternating, 219]][a, z] |
Out[8]= | 3 3 3 3
1 3 2 2 z 6 z 7 z 4 z z 6 z 7 z 6 z
---- - ---- + ---- + --- - --- + --- - --- + 2 a z + -- - ---- + ---- - ---- +
7 5 3 7 5 3 a 7 5 3 a
a z a z a z a a a a a a
5 5 5 7
3 2 z 4 z 2 z z
> a z - ---- + ---- - ---- + --
5 3 a 3
a a a |
In[9]:= | Kauffman[Link[11, Alternating, 219]][a, z] |
Out[9]= | -8 3 3 1 3 2 5 z 10 z 5 z 2 z 2
a + -- + -- - ---- - ---- - ---- + --- + ---- + --- + --- + 2 a z + 6 z +
6 4 7 5 3 7 5 3 a
a a a z a z a z a a a
2 2 2 2 2 3 3 3 3 3
z 5 z 7 z 4 z 11 z 2 z 11 z 21 z 12 z 9 z
> --- - ---- - ---- + ---- + ----- + ---- - ----- - ----- - ----- - ---- -
10 8 6 4 2 9 7 5 3 a
a a a a a a a a a
4 4 4 4 4 5 5 5
3 4 z 7 z 3 z 24 z 34 z 3 z 12 z 22 z
> 5 a z - 15 z - --- + ---- + ---- - ----- - ----- - ---- + ----- + ----- +
10 8 6 4 2 9 7 5
a a a a a a a a
5 5 6 6 6 6 7 7
5 z 2 z 5 6 6 z 7 z 33 z 32 z 8 z 3 z
> ---- + ---- + 4 a z + 12 z - ---- + ---- + ----- + ----- - ---- - ---- +
3 a 8 6 4 2 7 5
a a a a a a a
7 7 8 8 8 9 9 9
13 z 7 z 7 8 7 z 11 z 7 z 4 z 7 z 3 z
> ----- + ---- - a z - 3 z - ---- - ----- - ---- - ---- - ---- - ---- -
3 a 6 4 2 5 3 a
a a a a a a
10 10
z z
> --- - ---
4 2
a a |
In[10]:= | Kh[L][q, t] |
Out[10]= | 2
2 4 1 2 1 2 4 6 4 q 4 6
8 q + 7 q + ----- + ----- + ----- + -- + ----- + - + ---- + 8 q t + 7 q t +
6 4 4 3 2 3 2 2 2 t t
q t q t q t t q t
6 2 8 2 8 3 10 3 10 4 12 4 12 5
> 9 q t + 9 q t + 6 q t + 8 q t + 5 q t + 6 q t + 2 q t +
14 5 14 6 16 6 18 7
> 5 q t + q t + 2 q t + q t |
| Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11a219 |
|