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L11n424

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Acknowledgement

L11n424 as Morse Link
DrawMorseLink

PD Presentation: X8192 X7,16,8,17 X5,14,6,15 X3,10,4,11 X13,4,14,5 X2,18,3,17 X18,9,19,10 X21,7,22,12 X11,13,12,22 X15,20,16,21 X19,1,20,6

Gauss Code: {{1, -6, -4, 5, -3, 11}, {-2, -1, 7, 4, -9, 8}, {-5, 3, -10, 2, 6, -7, -11, 10, -8, 9}}

Jones Polynomial: - q-8 + 3q-7 - 6q-6 + 9q-5 - 10q-4 + 12q-3 - 9q-2 + 8q-1 - 4 + 2q

A2 (sl(3)) Invariant: - q-24 + q-22 - 2q-20 - q-18 + 3q-16 + 5q-12 + 3q-10 + 4q-8 + 5q-6 + q-4 + 5q-2 + 1 + q2 + 2q4

HOMFLY-PT Polynomial: z-2 + 3 + 2z2 - 2a2z-2 - 7a2 - 8a2z2 - 3a2z4 + a4z-2 + 6a4 + 8a4z2 + 4a4z4 + a4z6 - 2a6 - 2a6z2 - a6z4

Kauffman Polynomial: - z-2 + 5 - 7z2 + 3z4 + 2az-1 - 3az - 2az3 + az5 + az7 - 2a2z-2 + 13a2 - 32a2z2 + 28a2z4 - 11a2z6 + 3a2z8 + 2a3z-1 - 7a3z + 2a3z3 + 6a3z5 - 4a3z7 + 2a3z9 - a4z-2 + 13a4 - 38a4z2 + 49a4z4 - 28a4z6 + 8a4z8 - 6a5z + 14a5z3 - 8a5z5 + 2a5z9 + 4a6 - 12a6z2 + 18a6z4 - 14a6z6 + 5a6z8 - 2a7z + 8a7z3 - 12a7z5 + 5a7z7 + a8z2 - 6a8z4 + 3a8z6 - 2a9z3 + a9z5

Khovanov Homology:
trqj r = -7r = -6r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2
j = 3         2
j = 1        2 
j = -1       62 
j = -3      54  
j = -5     74   
j = -7    57    
j = -9   45     
j = -11  25      
j = -13 14       
j = -15 2        
j = -171         


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[11, NonAlternating, 424]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 424]]
Out[4]=   
PD[X[8, 1, 9, 2], X[7, 16, 8, 17], X[5, 14, 6, 15], X[3, 10, 4, 11], 
 
>   X[13, 4, 14, 5], X[2, 18, 3, 17], X[18, 9, 19, 10], X[21, 7, 22, 12], 
 
>   X[11, 13, 12, 22], X[15, 20, 16, 21], X[19, 1, 20, 6]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -6, -4, 5, -3, 11}, {-2, -1, 7, 4, -9, 8}, 
 
>   {-5, 3, -10, 2, 6, -7, -11, 10, -8, 9}]
In[6]:=
Jones[L][q]
Out[6]=   
      -8   3    6    9    10   12   9    8
-4 - q   + -- - -- + -- - -- + -- - -- + - + 2 q
            7    6    5    4    3    2   q
           q    q    q    q    q    q
In[7]:=
A2Invariant[L][q]
Out[7]=   
     -24    -22    2     -18    3     5     3    4    5     -4   5     2      4
1 - q    + q    - --- - q    + --- + --- + --- + -- + -- + q   + -- + q  + 2 q
                   20           16    12    10    8    6          2
                  q            q     q     q     q    q          q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 424]][a, z]
Out[8]=   
                                  2    4
       2      4      6    -2   2 a    a       2      2  2      4  2      6  2
3 - 7 a  + 6 a  - 2 a  + z   - ---- + -- + 2 z  - 8 a  z  + 8 a  z  - 2 a  z  - 
                                 2     2
                                z     z
 
       2  4      4  4    6  4    4  6
>   3 a  z  + 4 a  z  - a  z  + a  z
In[9]:=
Kauffman[Link[11, NonAlternating, 424]][a, z]
Out[9]=   
                                    2    4            3
        2       4      6    -2   2 a    a    2 a   2 a               3
5 + 13 a  + 13 a  + 4 a  - z   - ---- - -- + --- + ---- - 3 a z - 7 a  z - 
                                   2     2    z     z
                                  z     z
 
       5        7        2       2  2       4  2       6  2    8  2        3
>   6 a  z - 2 a  z - 7 z  - 32 a  z  - 38 a  z  - 12 a  z  + a  z  - 2 a z  + 
 
       3  3       5  3      7  3      9  3      4       2  4       4  4
>   2 a  z  + 14 a  z  + 8 a  z  - 2 a  z  + 3 z  + 28 a  z  + 49 a  z  + 
 
        6  4      8  4      5      3  5      5  5       7  5    9  5
>   18 a  z  - 6 a  z  + a z  + 6 a  z  - 8 a  z  - 12 a  z  + a  z  - 
 
        2  6       4  6       6  6      8  6      7      3  7      7  7
>   11 a  z  - 28 a  z  - 14 a  z  + 3 a  z  + a z  - 4 a  z  + 5 a  z  + 
 
       2  8      4  8      6  8      3  9      5  9
>   3 a  z  + 8 a  z  + 5 a  z  + 2 a  z  + 2 a  z
In[10]:=
Kh[L][q, t]
Out[10]=   
4    6     1        2        1        4        2        5        4       5
-- + - + ------ + ------ + ------ + ------ + ------ + ------ + ----- + ----- + 
 3   q    17  7    15  6    13  6    13  5    11  5    11  4    9  4    9  3
q        q   t    q   t    q   t    q   t    q   t    q   t    q  t    q  t
 
      5       7       7      4      5     2 t              3  2
>   ----- + ----- + ----- + ---- + ---- + --- + 2 q t + 2 q  t
     7  3    7  2    5  2    5      3      q
    q  t    q  t    q  t    q  t   q  t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n424
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