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L11n346

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Acknowledgement

L11n346 as Morse Link
DrawMorseLink

PD Presentation: X6172 X3,15,4,14 X11,20,12,21 X7,18,8,19 X17,22,18,13 X9,17,10,16 X15,11,16,10 X19,12,20,5 X21,8,22,9 X2536 X13,1,14,4

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

Jones Polynomial: - 2q-6 + 6q-5 - 9q-4 + 13q-3 - 12q-2 + 13q-1 - 10 + 7q - 3q2 + q3

A2 (sl(3)) Invariant: - q-20 - 2q-18 + 3q-16 + 3q-12 + 6q-10 + 2q-8 + 7q-6 + q-4 + 4q-2 + 2 - q2 + 3q4 - q6 + q10

HOMFLY-PT Polynomial: a-2 + a-2z2 + z-2 - 3z2 - 2z4 - 2a2z-2 - 3a2 + 2a2z4 + a2z6 + a4z-2 + 3a4 + a4z2 - a4z4 - a6

Kauffman Polynomial: - a-2 + 3a-2z2 - 3a-2z4 + a-2z6 - a-1z + 6a-1z3 - 8a-1z5 + 3a-1z7 - z-2 + 3 + z4 - 8z6 + 4z8 + 2az-1 - 8az + 17az3 - 21az5 + 4az7 + 2az9 - 2a2z-2 + 11a2 - 23a2z2 + 25a2z4 - 25a2z6 + 10a2z8 + 2a3z-1 - 12a3z + 23a3z3 - 22a3z5 + 6a3z7 + 2a3z9 - a4z-2 + 11a4 - 26a4z2 + 27a4z4 - 15a4z6 + 6a4z8 - 7a5z + 15a5z3 - 9a5z5 + 5a5z7 + 3a6 - 6a6z2 + 6a6z4 + a6z6 - 2a7z + 3a7z3

Khovanov Homology:
trqj r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2r = 3r = 4
j = 7         1
j = 5        2 
j = 3       51 
j = 1      52  
j = -1     85   
j = -3    78    
j = -5   65     
j = -7  37      
j = -9 36       
j = -11 4        
j = -132         


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, 346]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 346]]
Out[4]=   
PD[X[6, 1, 7, 2], X[3, 15, 4, 14], X[11, 20, 12, 21], X[7, 18, 8, 19], 
 
>   X[17, 22, 18, 13], X[9, 17, 10, 16], X[15, 11, 16, 10], X[19, 12, 20, 5], 
 
>   X[21, 8, 22, 9], X[2, 5, 3, 6], X[13, 1, 14, 4]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -10, -2, 11}, {10, -1, -4, 9, -6, 7, -3, 8}, 
 
>   {-11, 2, -7, 6, -5, 4, -8, 3, -9, 5}]
In[6]:=
Jones[L][q]
Out[6]=   
      2    6    9    13   12   13            2    3
-10 - -- + -- - -- + -- - -- + -- + 7 q - 3 q  + q
       6    5    4    3    2   q
      q    q    q    q    q
In[7]:=
A2Invariant[L][q]
Out[7]=   
     -20    2     3     3     6    2    7     -4   4     2      4    6    10
2 - q    - --- + --- + --- + --- + -- + -- + q   + -- - q  + 3 q  - q  + q
            18    16    12    10    8    6          2
           q     q     q     q     q    q          q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 346]][a, z]
Out[8]=   
                                  2    4           2
 -2      2      4    6    -2   2 a    a       2   z     4  2      4      2  4
a   - 3 a  + 3 a  - a  + z   - ---- + -- - 3 z  + -- + a  z  - 2 z  + 2 a  z  - 
                                 2     2           2
                                z     z           a
 
     4  4    2  6
>   a  z  + a  z
In[9]:=
Kauffman[Link[11, NonAlternating, 346]][a, z]
Out[9]=   
                                          2    4            3
     -2       2       4      6    -2   2 a    a    2 a   2 a    z
3 - a   + 11 a  + 11 a  + 3 a  - z   - ---- - -- + --- + ---- - - - 8 a z - 
                                         2     2    z     z     a
                                        z     z
 
                                   2                                      3
        3        5        7     3 z        2  2       4  2      6  2   6 z
>   12 a  z - 7 a  z - 2 a  z + ---- - 23 a  z  - 26 a  z  - 6 a  z  + ---- + 
                                  2                                     a
                                 a
 
                                                      4
          3       3  3       5  3      7  3    4   3 z        2  4       4  4
>   17 a z  + 23 a  z  + 15 a  z  + 3 a  z  + z  - ---- + 25 a  z  + 27 a  z  + 
                                                     2
                                                    a
 
                 5                                          6
       6  4   8 z          5       3  5      5  5      6   z        2  6
>   6 a  z  - ---- - 21 a z  - 22 a  z  - 9 a  z  - 8 z  + -- - 25 a  z  - 
               a                                            2
                                                           a
 
                          7
        4  6    6  6   3 z         7      3  7      5  7      8       2  8
>   15 a  z  + a  z  + ---- + 4 a z  + 6 a  z  + 5 a  z  + 4 z  + 10 a  z  + 
                        a
 
       4  8        9      3  9
>   6 a  z  + 2 a z  + 2 a  z
In[10]:=
Kh[L][q, t]
Out[10]=   
8    8     2        4        3       6       3       7       6      5
-- + - + ------ + ------ + ----- + ----- + ----- + ----- + ----- + ---- + 
 3   q    13  5    11  4    9  4    9  3    7  3    7  2    5  2    5
q        q   t    q   t    q  t    q  t    q  t    q  t    q  t    q  t
 
     7     5 t                2      3  2    3  3      5  3    7  4
>   ---- + --- + 5 q t + 2 q t  + 5 q  t  + q  t  + 2 q  t  + q  t
     3      q
    q  t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n346
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