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L11n408

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Acknowledgement

L11n408 as Morse Link
DrawMorseLink

PD Presentation: X6172 X12,4,13,3 X7,16,8,17 X17,19,18,22 X11,20,12,21 X19,10,20,11 X21,5,22,18 X9,14,10,15 X15,8,16,9 X2536 X4,14,1,13

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

Jones Polynomial: - q-7 + 2q-6 - 3q-5 + 4q-4 - 3q-3 + 3q-2 - q-1 + 2 + q - q2 + q3

A2 (sl(3)) Invariant: - q-22 - q-16 + q-14 + 2q-10 + 2q-8 + 2q-6 + 4q-4 + 3q-2 + 5 + 4q2 + 2q4 + 2q6 + q8 + q10

HOMFLY-PT Polynomial: a-2z-2 + 2a-2 + a-2z2 - 2z-2 - 5 - 5z2 - z4 + a2z-2 + 3a2 + 3a2z2 + a2z4 + a4 + 2a4z2 + a4z4 - a6 - a6z2

Kauffman Polynomial: a-2z-2 - 4a-2 + 6a-2z2 - 5a-2z4 + a-2z6 - 2a-1z-1 + 3a-1z + 3a-1z3 - 5a-1z5 + a-1z7 + 2z-2 - 9 + 19z2 - 10z4 + z6 - 2az-1 + 7az - 3az3 - az5 + a2z-2 - 6a2 + 7a2z2 + 2a2z4 - 5a2z6 + a2z8 + 3a3z - 7a3z3 + 7a3z5 - 5a3z7 + a3z9 + 2a4 - 13a4z2 + 21a4z4 - 15a4z6 + 3a4z8 - 3a5z + 6a5z3 - 2a5z5 - 3a5z7 + a5z9 + 2a6 - 7a6z2 + 14a6z4 - 10a6z6 + 2a6z8 - 2a7z + 7a7z3 - 5a7z5 + a7z7

Khovanov Homology:
trqj r = -7r = -6r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2r = 3r = 4
j = 7           1
j = 5            
j = 3         11 
j = 1       41   
j = -1      241   
j = -3     222    
j = -5    22      
j = -7   221      
j = -9  12        
j = -11 12         
j = -13 1          
j = -151           


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, 408]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 408]]
Out[4]=   
PD[X[6, 1, 7, 2], X[12, 4, 13, 3], X[7, 16, 8, 17], X[17, 19, 18, 22], 
 
>   X[11, 20, 12, 21], X[19, 10, 20, 11], X[21, 5, 22, 18], X[9, 14, 10, 15], 
 
>   X[15, 8, 16, 9], X[2, 5, 3, 6], X[4, 14, 1, 13]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -10, 2, -11}, {-6, 5, -7, 4}, 
 
>   {10, -1, -3, 9, -8, 6, -5, -2, 11, 8, -9, 3, -4, 7}]
In[6]:=
Jones[L][q]
Out[6]=   
     -7   2    3    4    3    3    1        2    3
2 - q   + -- - -- + -- - -- + -- - - + q - q  + q
           6    5    4    3    2   q
          q    q    q    q    q
In[7]:=
A2Invariant[L][q]
Out[7]=   
     -22    -16    -14    2    2    2    4    3       2      4      6    8    10
5 - q    - q    + q    + --- + -- + -- + -- + -- + 4 q  + 2 q  + 2 q  + q  + q
                          10    8    6    4    2
                         q     q    q    q    q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 408]][a, z]
Out[8]=   
                                         2           2
     2       2    4    6   2      1     a       2   z       2  2      4  2
-5 + -- + 3 a  + a  - a  - -- + ----- + -- - 5 z  + -- + 3 a  z  + 2 a  z  - 
      2                     2    2  2    2           2
     a                     z    a  z    z           a
 
     6  2    4    2  4    4  4
>   a  z  - z  + a  z  + a  z
In[9]:=
Kauffman[Link[11, NonAlternating, 408]][a, z]
Out[9]=   
                                             2
     4       2      4      6   2      1     a     2    2 a   3 z
-9 - -- - 6 a  + 2 a  + 2 a  + -- + ----- + -- - --- - --- + --- + 7 a z + 
      2                         2    2  2    2   a z    z     a
     a                         z    a  z    z
 
                                          2
       3        5        7         2   6 z       2  2       4  2      6  2
>   3 a  z - 3 a  z - 2 a  z + 19 z  + ---- + 7 a  z  - 13 a  z  - 7 a  z  + 
                                         2
                                        a
 
       3                                                     4
    3 z         3      3  3      5  3      7  3       4   5 z       2  4
>   ---- - 3 a z  - 7 a  z  + 6 a  z  + 7 a  z  - 10 z  - ---- + 2 a  z  + 
     a                                                      2
                                                           a
 
                             5                                              6
        4  4       6  4   5 z       5      3  5      5  5      7  5    6   z
>   21 a  z  + 14 a  z  - ---- - a z  + 7 a  z  - 2 a  z  - 5 a  z  + z  + -- - 
                           a                                                2
                                                                           a
 
                                     7
       2  6       4  6       6  6   z       3  7      5  7    7  7    2  8
>   5 a  z  - 15 a  z  - 10 a  z  + -- - 5 a  z  - 3 a  z  + a  z  + a  z  + 
                                    a
 
       4  8      6  8    3  9    5  9
>   3 a  z  + 2 a  z  + a  z  + a  z
In[10]:=
Kh[L][q, t]
Out[10]=   
2    4           1        1        1        2        1       2       2
-- + - + 4 q + ------ + ------ + ------ + ------ + ----- + ----- + ----- + 
 3   q          15  7    13  6    11  6    11  5    9  5    9  4    7  4
q              q   t    q   t    q   t    q   t    q  t    q  t    q  t
 
      2       2       1       2       2      2      2    t          3  2
>   ----- + ----- + ----- + ----- + ----- + ---- + --- + - + q t + q  t  + 
     7  3    5  3    7  2    5  2    3  2    3     q t   q
    q  t    q  t    q  t    q  t    q  t    q  t
 
     3  3    7  4
>   q  t  + q  t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n408
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