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L11a104

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Acknowledgement

L11a104 as Morse Link
DrawMorseLink

PD Presentation: X6172 X2,9,3,10 X12,3,13,4 X20,11,21,12 X18,6,19,5 X22,20,5,19 X10,21,11,22 X4,17,1,18 X16,14,17,13 X14,8,15,7 X8,16,9,15

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

Jones Polynomial: - q-13/2 + 3q-11/2 - 8q-9/2 + 13q-7/2 - 19q-5/2 + 22q-3/2 - 23q-1/2 + 20q1/2 - 15q3/2 + 10q5/2 - 5q7/2 + q9/2

A2 (sl(3)) Invariant: q-20 + q-16 + 5q-14 - 2q-12 + 3q-10 + 2q-8 - 4q-6 + 3q-4 - 4q-2 + 3 - 2q4 + 4q6 - 3q8 + q10 + 2q12 - q14

HOMFLY-PT Polynomial: a-3z3 - a-1z-1 - 3a-1z - 4a-1z3 - 2a-1z5 + 3az-1 + 8az + 9az3 + 4az5 + az7 - 4a3z-1 - 9a3z - 6a3z3 - 2a3z5 + 2a5z-1 + 2a5z + a5z3

Kauffman Polynomial: a-4z4 - a-4z6 - a-3z - 3a-3z3 + 10a-3z5 - 5a-3z7 + a-2 - a-2z2 - 11a-2z4 + 21a-2z6 - 9a-2z8 - a-1z-1 + 2a-1z - 7a-1z3 + 8a-1z5 + 8a-1z7 - 7a-1z9 + 3 - 4z2 - 19z4 + 38z6 - 14z8 - 2z10 - 3az-1 + 13az - 24az3 + 11az5 + 15az7 - 12az9 + 3a2 - 4a2z2 - 14a2z4 + 27a2z6 - 12a2z8 - 2a2z10 - 4a3z-1 + 18a3z - 32a3z3 + 24a3z5 - 4a3z7 - 5a3z9 + 2a4 - 2a4z2 - 3a4z4 + 8a4z6 - 7a4z8 - 2a5z-1 + 7a5z - 10a5z3 + 10a5z5 - 6a5z7 - a6z2 + 4a6z4 - 3a6z6 - a7z + 2a7z3 - a7z5

Khovanov Homology:
trqj r = -6r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2r = 3r = 4r = 5
j = 10           1
j = 8          4 
j = 6         61 
j = 4        94  
j = 2       116   
j = 0      129    
j = -2     1112     
j = -4    811      
j = -6   511       
j = -8  38        
j = -10 16         
j = -12 2          
j = -141           


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[11, Alternating, 104]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, Alternating, 104]]
Out[4]=   
PD[X[6, 1, 7, 2], X[2, 9, 3, 10], X[12, 3, 13, 4], X[20, 11, 21, 12], 
 
>   X[18, 6, 19, 5], X[22, 20, 5, 19], X[10, 21, 11, 22], X[4, 17, 1, 18], 
 
>   X[16, 14, 17, 13], X[14, 8, 15, 7], X[8, 16, 9, 15]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -2, 3, -8}, {5, -1, 10, -11, 2, -7, 4, -3, 9, -10, 11, -9, 8, -5, 
 
>    6, -4, 7, -6}]
In[6]:=
Jones[L][q]
Out[6]=   
  -(13/2)     3      8      13     19     22      23
-q        + ----- - ---- + ---- - ---- + ---- - ------- + 20 Sqrt[q] - 
             11/2    9/2    7/2    5/2    3/2   Sqrt[q]
            q       q      q      q      q
 
        3/2       5/2      7/2    9/2
>   15 q    + 10 q    - 5 q    + q
In[7]:=
A2Invariant[L][q]
Out[7]=   
     -20    -16    5     2     3    2    4    3    4       4      6      8
3 + q    + q    + --- - --- + --- + -- - -- + -- - -- - 2 q  + 4 q  - 3 q  + 
                   14    12    10    8    6    4    2
                  q     q     q     q    q    q    q
 
     10      12    14
>   q   + 2 q   - q
In[8]:=
HOMFLYPT[Link[11, Alternating, 104]][a, z]
Out[8]=   
                  3      5                                    3      3
   1     3 a   4 a    2 a    3 z              3        5     z    4 z
-(---) + --- - ---- + ---- - --- + 8 a z - 9 a  z + 2 a  z + -- - ---- + 
  a z     z     z      z      a                               3    a
                                                             a
 
                                  5
         3      3  3    5  3   2 z         5      3  5      7
>   9 a z  - 6 a  z  + a  z  - ---- + 4 a z  - 2 a  z  + a z
                                a
In[9]:=
Kauffman[Link[11, Alternating, 104]][a, z]
Out[9]=   
                                       3      5
     -2      2      4    1    3 a   4 a    2 a    z    2 z                3
3 + a   + 3 a  + 2 a  - --- - --- - ---- - ---- - -- + --- + 13 a z + 18 a  z + 
                        a z    z     z      z      3    a
                                                  a
 
                            2                                  3      3
       5      7        2   z       2  2      4  2    6  2   3 z    7 z
>   7 a  z - a  z - 4 z  - -- - 4 a  z  - 2 a  z  - a  z  - ---- - ---- - 
                            2                                 3     a
                           a                                 a
 
                                                       4       4
          3       3  3       5  3      7  3       4   z    11 z        2  4
>   24 a z  - 32 a  z  - 10 a  z  + 2 a  z  - 19 z  + -- - ----- - 14 a  z  - 
                                                       4     2
                                                      a     a
 
                            5      5
       4  4      6  4   10 z    8 z          5       3  5       5  5    7  5
>   3 a  z  + 4 a  z  + ----- + ---- + 11 a z  + 24 a  z  + 10 a  z  - a  z  + 
                          3      a
                         a
 
             6       6                                     7      7
        6   z    21 z        2  6      4  6      6  6   5 z    8 z          7
>   38 z  - -- + ----- + 27 a  z  + 8 a  z  - 3 a  z  - ---- + ---- + 15 a z  - 
             4     2                                      3     a
            a     a                                      a
 
                                   8                           9
       3  7      5  7       8   9 z        2  8      4  8   7 z          9
>   4 a  z  - 6 a  z  - 14 z  - ---- - 12 a  z  - 7 a  z  - ---- - 12 a z  - 
                                  2                          a
                                 a
 
       3  9      10      2  10
>   5 a  z  - 2 z   - 2 a  z
In[10]:=
Kh[L][q, t]
Out[10]=   
     12     1        2        1        6        3       8       5      11
12 + -- + ------ + ------ + ------ + ------ + ----- + ----- + ----- + ----- + 
      2    14  6    12  5    10  5    10  4    8  4    8  3    6  3    6  2
     q    q   t    q   t    q   t    q   t    q  t    q  t    q  t    q  t
 
      8      11     11              2        2  2      4  2      4  3
>   ----- + ---- + ---- + 9 t + 11 q  t + 6 q  t  + 9 q  t  + 4 q  t  + 
     4  2    4      2
    q  t    q  t   q  t
 
       6  3    6  4      8  4    10  5
>   6 q  t  + q  t  + 4 q  t  + q   t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11a104
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