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L11a526

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Acknowledgement

L11a526 as Morse Link
DrawMorseLink

PD Presentation: X8192 X14,3,15,4 X12,15,7,16 X10,22,11,21 X16,9,17,10 X20,12,21,11 X2738 X22,17,13,18 X6,13,1,14 X4,20,5,19 X18,6,19,5

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

Jones Polynomial: - q-8 + 4q-7 - 10q-6 + 17q-5 - 22q-4 + 27q-3 - 25q-2 + 23q-1 - 16 + 10q - 4q2 + q3

A2 (sl(3)) Invariant: - q-24 + 2q-22 - 3q-20 - 3q-18 + 6q-16 - 2q-14 + 6q-12 + 5q-10 + q-8 + 7q-6 - 2q-4 + 7q-2 + 2 - q2 + 5q4 - 2q6 - q8 + q10

HOMFLY-PT Polynomial: a-2z2 + z-2 + 3 - 2z4 - 2a2z-2 - 7a2 - 6a2z2 - a2z4 + a2z6 + a4z-2 + 6a4 + 6a4z2 + 2a4z4 + a4z6 - 2a6 - a6z2 - a6z4

Kauffman Polynomial: a-2z2 - 2a-2z4 + a-2z6 + 4a-1z3 - 8a-1z5 + 4a-1z7 - z-2 + 5 - 10z2 + 15z4 - 18z6 + 8z8 + 2az-1 - 3az + 2az3 + az5 - 12az7 + 8az9 - 2a2z-2 + 13a2 - 40a2z2 + 62a2z4 - 54a2z6 + 15a2z8 + 3a2z10 + 2a3z-1 - 7a3z + 3a3z3 + 18a3z5 - 35a3z7 + 18a3z9 - a4z-2 + 13a4 - 42a4z2 + 73a4z4 - 64a4z6 + 20a4z8 + 3a4z10 - 6a5z + 13a5z3 - 5a5z5 - 10a5z7 + 10a5z9 + 4a6 - 13a6z2 + 24a6z4 - 25a6z6 + 13a6z8 - 2a7z + 7a7z3 - 13a7z5 + 9a7z7 - 4a8z4 + 4a8z6 - a9z3 + a9z5

Khovanov Homology:
trqj r = -7r = -6r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2r = 3r = 4
j = 7           1
j = 5          3 
j = 3         71 
j = 1        93  
j = -1       147   
j = -3      1311    
j = -5     1412     
j = -7    1015      
j = -9   712       
j = -11  310        
j = -13 17         
j = -15 3          
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, Alternating, 526]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, Alternating, 526]]
Out[4]=   
PD[X[8, 1, 9, 2], X[14, 3, 15, 4], X[12, 15, 7, 16], X[10, 22, 11, 21], 
 
>   X[16, 9, 17, 10], X[20, 12, 21, 11], X[2, 7, 3, 8], X[22, 17, 13, 18], 
 
>   X[6, 13, 1, 14], X[4, 20, 5, 19], X[18, 6, 19, 5]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -7, 2, -10, 11, -9}, {7, -1, 5, -4, 6, -3}, 
 
>   {9, -2, 3, -5, 8, -11, 10, -6, 4, -8}]
In[6]:=
Jones[L][q]
Out[6]=   
       -8   4    10   17   22   27   25   23             2    3
-16 - q   + -- - -- + -- - -- + -- - -- + -- + 10 q - 4 q  + q
             7    6    5    4    3    2   q
            q    q    q    q    q    q
In[7]:=
A2Invariant[L][q]
Out[7]=   
     -24    2     3     3     6     2     6     5     -8   7    2    7     2
2 - q    + --- - --- - --- + --- - --- + --- + --- + q   + -- - -- + -- - q  + 
            22    20    18    16    14    12    10          6    4    2
           q     q     q     q     q     q     q           q    q    q
 
       4      6    8    10
>   5 q  - 2 q  - q  + q
In[8]:=
HOMFLYPT[Link[11, Alternating, 526]][a, z]
Out[8]=   
                                  2    4    2
       2      4      6    -2   2 a    a    z       2  2      4  2    6  2
3 - 7 a  + 6 a  - 2 a  + z   - ---- + -- + -- - 6 a  z  + 6 a  z  - a  z  - 
                                 2     2    2
                                z     z    a
 
       4    2  4      4  4    6  4    2  6    4  6
>   2 z  - a  z  + 2 a  z  - a  z  + a  z  + a  z
In[9]:=
Kauffman[Link[11, Alternating, 526]][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
 
                               2                                       3
       5        7         2   z        2  2       4  2       6  2   4 z
>   6 a  z - 2 a  z - 10 z  + -- - 40 a  z  - 42 a  z  - 13 a  z  + ---- + 
                               2                                     a
                              a
 
                                                               4
         3      3  3       5  3      7  3    9  3       4   2 z        2  4
>   2 a z  + 3 a  z  + 13 a  z  + 7 a  z  - a  z  + 15 z  - ---- + 62 a  z  + 
                                                              2
                                                             a
 
                                       5
        4  4       6  4      8  4   8 z       5       3  5      5  5
>   73 a  z  + 24 a  z  - 4 a  z  - ---- + a z  + 18 a  z  - 5 a  z  - 
                                     a
 
                                6
        7  5    9  5       6   z        2  6       4  6       6  6      8  6
>   13 a  z  + a  z  - 18 z  + -- - 54 a  z  - 64 a  z  - 25 a  z  + 4 a  z  + 
                                2
                               a
 
       7
    4 z          7       3  7       5  7      7  7      8       2  8
>   ---- - 12 a z  - 35 a  z  - 10 a  z  + 9 a  z  + 8 z  + 15 a  z  + 
     a
 
        4  8       6  8        9       3  9       5  9      2  10      4  10
>   20 a  z  + 13 a  z  + 8 a z  + 18 a  z  + 10 a  z  + 3 a  z   + 3 a  z
In[10]:=
Kh[L][q, t]
Out[10]=   
11   14     1        3        1        7        3        10       7      12
-- + -- + ------ + ------ + ------ + ------ + ------ + ------ + ----- + ----- + 
 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
 
     10      15      14      12     13    7 t                2      3  2
>   ----- + ----- + ----- + ---- + ---- + --- + 9 q t + 3 q t  + 7 q  t  + 
     7  3    7  2    5  2    5      3      q
    q  t    q  t    q  t    q  t   q  t
 
     3  3      5  3    7  4
>   q  t  + 3 q  t  + q  t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11a526
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