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The 2-Component Link L10a117Visit L10a117's page at Knotilus! |
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| PD Presentation: | X12,1,13,2 X2,13,3,14 X14,3,15,4 X4,11,5,12 X20,9,11,10 X16,5,17,6 X18,7,19,8 X6,17,7,18 X8,19,9,20 X10,15,1,16 |
| Gauss Code: | {{1, -2, 3, -4, 6, -8, 7, -9, 5, -10}, {4, -1, 2, -3, 10, -6, 8, -7, 9, -5}} |
| Jones Polynomial: | - q-27/2 + 2q-25/2 - 4q-23/2 + 5q-21/2 - 6q-19/2 + 6q-17/2 - 5q-15/2 + 4q-13/2 - 3q-11/2 + q-9/2 - q-7/2 |
| A2 (sl(3)) Invariant: | q-40 + q-36 + q-34 + q-32 + 2q-30 - q-28 + q-26 - q-24 + q-20 + 2q-16 + q-12 |
| HOMFLY-PT Polynomial: | - 6a7z - 11a7z3 - 6a7z5 - a7z7 - a9z-1 - 3a9z - 7a9z3 - 5a9z5 - a9z7 + a11z-1 + 4a11z + 4a11z3 + a11z5 |
| Kauffman Polynomial: | 6a7z - 11a7z3 + 6a7z5 - a7z7 - a8z2 - 3a8z4 + 4a8z6 - a8z8 + a9z-1 - 4a9z + 5a9z3 - 5a9z5 + 4a9z7 - a9z9 - a10 + 3a10z2 - 10a10z4 + 11a10z6 - 3a10z8 + a11z-1 - 5a11z + 7a11z3 - 2a11z5 + 2a11z7 - a11z9 + 2a12z2 - 2a12z4 + 4a12z6 - 2a12z8 + 2a13z - 5a13z3 + 6a13z5 - 3a13z7 - a14z2 + 3a14z4 - 3a14z6 - 2a15z + 3a15z3 - 3a15z5 + a16z2 - 2a16z4 + a17z - a17z3 |
| 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, Alternating, 117]]] |
![]() | |
Out[3]= | -Graphics- |
In[4]:= | PD[L = Link[10, Alternating, 117]] |
Out[4]= | PD[X[12, 1, 13, 2], X[2, 13, 3, 14], X[14, 3, 15, 4], X[4, 11, 5, 12], > X[20, 9, 11, 10], X[16, 5, 17, 6], X[18, 7, 19, 8], X[6, 17, 7, 18], > X[8, 19, 9, 20], X[10, 15, 1, 16]] |
In[5]:= | GaussCode[L] |
Out[5]= | GaussCode[{1, -2, 3, -4, 6, -8, 7, -9, 5, -10},
> {4, -1, 2, -3, 10, -6, 8, -7, 9, -5}] |
In[6]:= | Jones[L][q] |
Out[6]= | -(27/2) 2 4 5 6 6 5 4 3
-q + ----- - ----- + ----- - ----- + ----- - ----- + ----- - ----- +
25/2 23/2 21/2 19/2 17/2 15/2 13/2 11/2
q q q q q q q q
-(9/2) -(7/2)
> q - q |
In[7]:= | A2Invariant[L][q] |
Out[7]= | -40 -36 -34 -32 2 -28 -26 -24 -20 2 -12
q + q + q + q + --- - q + q - q + q + --- + q
30 16
q q |
In[8]:= | HOMFLYPT[Link[10, Alternating, 117]][a, z] |
Out[8]= | 9 11
a a 7 9 11 7 3 9 3 11 3
-(--) + --- - 6 a z - 3 a z + 4 a z - 11 a z - 7 a z + 4 a z -
z z
7 5 9 5 11 5 7 7 9 7
> 6 a z - 5 a z + a z - a z - a z |
In[9]:= | Kauffman[Link[10, Alternating, 117]][a, z] |
Out[9]= | 9 11
10 a a 7 9 11 13 15 17
-a + -- + --- + 6 a z - 4 a z - 5 a z + 2 a z - 2 a z + a z -
z z
8 2 10 2 12 2 14 2 16 2 7 3 9 3
> a z + 3 a z + 2 a z - a z + a z - 11 a z + 5 a z +
11 3 13 3 15 3 17 3 8 4 10 4 12 4
> 7 a z - 5 a z + 3 a z - a z - 3 a z - 10 a z - 2 a z +
14 4 16 4 7 5 9 5 11 5 13 5 15 5
> 3 a z - 2 a z + 6 a z - 5 a z - 2 a z + 6 a z - 3 a z +
8 6 10 6 12 6 14 6 7 7 9 7 11 7
> 4 a z + 11 a z + 4 a z - 3 a z - a z + 4 a z + 2 a z -
13 7 8 8 10 8 12 8 9 9 11 9
> 3 a z - a z - 3 a z - 2 a z - a z - a z |
In[10]:= | Kh[L][q, t] |
Out[10]= | -8 -6 1 1 2 2 2 3 2
q + q + ------- + ------- + ------ + ------ + ------ + ------ + ------ +
28 10 26 10 26 9 24 8 22 8 22 7 20 7
q t q t q t q t q t q t q t
3 3 3 3 2 3 2 2
> ------ + ------ + ------ + ------ + ------ + ------ + ------ + ------ +
20 6 18 6 18 5 16 5 16 4 14 4 14 3 12 3
q t q t q t q t q t q t q t q t
1 2 1
> ------ + ------ + ----
12 2 10 2 8
q t q t q t |
| Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L10a117 |
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