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L11a6

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Acknowledgement

L11a6 as Morse Link
DrawMorseLink

PD Presentation: X6172 X14,7,15,8 X4,15,1,16 X12,6,13,5 X8493 X16,10,17,9 X20,12,21,11 X22,18,5,17 X18,22,19,21 X10,20,11,19 X2,14,3,13

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

Jones Polynomial: q-3/2 - 4q-1/2 + 8q1/2 - 15q3/2 + 18q5/2 - 22q7/2 + 22q9/2 - 19q11/2 + 14q13/2 - 8q15/2 + 4q17/2 - q19/2

A2 (sl(3)) Invariant: - q-4 + 2q-2 - 1 + q2 + 5q4 - q6 + 7q8 + q12 + 2q14 - 4q16 + 3q18 - 4q20 - q22 + q24 - 2q26 + q28

HOMFLY-PT Polynomial: a-7z-1 - 2a-7z3 - a-7z5 - 2a-5z-1 - 2a-5z + 2a-5z3 + 3a-5z5 + a-5z7 + 2a-3z + 3a-3z3 + 3a-3z5 + a-3z7 + a-1z-1 - 2a-1z3 - a-1z5

Kauffman Polynomial: a-11z3 - a-11z5 - 2a-10z2 + 6a-10z4 - 4a-10z6 - 4a-9z3 + 10a-9z5 - 7a-9z7 + 2a-8 - 5a-8z2 + 9a-8z6 - 8a-8z8 - a-7z-1 - 4a-7z3 + 6a-7z5 + 2a-7z7 - 6a-7z9 + 5a-6 - 9a-6z2 - 6a-6z4 + 22a-6z6 - 11a-6z8 - 2a-6z10 - 2a-5z-1 + 3a-5z - 3a-5z3 - a-5z5 + 15a-5z7 - 11a-5z9 + 3a-4 - 7a-4z2 - 4a-4z4 + 21a-4z6 - 9a-4z8 - 2a-4z10 + 4a-3z - 12a-3z3 + 14a-3z5 + 2a-3z7 - 5a-3z9 - a-2 - 2a-2z2 - 2a-2z4 + 11a-2z6 - 6a-2z8 + a-1z-1 + a-1z - 8a-1z3 + 10a-1z5 - 4a-1z7 - z2 + 2z4 - z6

Khovanov Homology:
trqj r = -3r = -2r = -1r = 0r = 1r = 2r = 3r = 4r = 5r = 6r = 7r = 8
j = 20           1
j = 18          3 
j = 16         51 
j = 14        93  
j = 12       105   
j = 10      129    
j = 8     1010     
j = 6    812      
j = 4   710       
j = 2  310        
j = 0 15         
j = -2 3          
j = -41           


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, 6]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, Alternating, 6]]
Out[4]=   
PD[X[6, 1, 7, 2], X[14, 7, 15, 8], X[4, 15, 1, 16], X[12, 6, 13, 5], 
 
>   X[8, 4, 9, 3], X[16, 10, 17, 9], X[20, 12, 21, 11], X[22, 18, 5, 17], 
 
>   X[18, 22, 19, 21], X[10, 20, 11, 19], X[2, 14, 3, 13]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -11, 5, -3}, {4, -1, 2, -5, 6, -10, 7, -4, 11, -2, 3, -6, 8, -9, 
 
>    10, -7, 9, -8}]
In[6]:=
Jones[L][q]
Out[6]=   
 -(3/2)      4                      3/2       5/2       7/2       9/2
q       - ------- + 8 Sqrt[q] - 15 q    + 18 q    - 22 q    + 22 q    - 
          Sqrt[q]
 
        11/2       13/2      15/2      17/2    19/2
>   19 q     + 14 q     - 8 q     + 4 q     - q
In[7]:=
A2Invariant[L][q]
Out[7]=   
      -4   2     2      4    6      8    12      14      16      18      20
-1 - q   + -- + q  + 5 q  - q  + 7 q  + q   + 2 q   - 4 q   + 3 q   - 4 q   - 
            2
           q
 
     22    24      26    28
>   q   + q   - 2 q   + q
In[8]:=
HOMFLYPT[Link[11, Alternating, 6]][a, z]
Out[8]=   
                                   3      3      3      3    5      5      5
 1      2      1    2 z   2 z   2 z    2 z    3 z    2 z    z    3 z    3 z
---- - ---- + --- - --- + --- - ---- + ---- + ---- - ---- - -- + ---- + ---- - 
 7      5     a z    5     3      7      5      3     a      7     5      3
a  z   a  z         a     a      a      a      a            a     a      a
 
     5    7    7
    z    z    z
>   -- + -- + --
    a     5    3
         a    a
In[9]:=
Kauffman[Link[11, Alternating, 6]][a, z]
Out[9]=   
                                                                 2      2
2    5    3     -2    1      2      1    3 z   4 z   z    2   2 z    5 z
-- + -- + -- - a   - ---- - ---- + --- + --- + --- + - - z  - ---- - ---- - 
 8    6    4          7      5     a z    5     3    a         10      8
a    a    a          a  z   a  z         a     a              a       a
 
       2      2      2    3       3      3      3       3      3
    9 z    7 z    2 z    z     4 z    4 z    3 z    12 z    8 z       4
>   ---- - ---- - ---- + --- - ---- - ---- - ---- - ----- - ---- + 2 z  + 
      6      4      2     11     9      7      5      3      a
     a      a      a     a      a      a      a      a
 
       4      4      4      4    5        5      5    5       5       5
    6 z    6 z    4 z    2 z    z     10 z    6 z    z    14 z    10 z     6
>   ---- - ---- - ---- - ---- - --- + ----- + ---- - -- + ----- + ----- - z  - 
     10      6      4      2     11     9       7     5     3       a
    a       a      a      a     a      a       a     a     a
 
       6      6       6       6       6      7      7       7      7      7
    4 z    9 z    22 z    21 z    11 z    7 z    2 z    15 z    2 z    4 z
>   ---- + ---- + ----- + ----- + ----- - ---- + ---- + ----- + ---- - ---- - 
     10      8      6       4       2       9      7      5       3     a
    a       a      a       a       a       a      a      a       a
 
       8       8      8      8      9       9      9      10      10
    8 z    11 z    9 z    6 z    6 z    11 z    5 z    2 z     2 z
>   ---- - ----- - ---- - ---- - ---- - ----- - ---- - ----- - -----
      8      6       4      2      7      5       3      6       4
     a      a       a      a      a      a       a      a       a
In[10]:=
Kh[L][q, t]
Out[10]=   
                                            2
    2      4     1      -2     3     5   3 q        4        6         6  2
10 q  + 7 q  + ----- + t   + ----- + - + ---- + 10 q  t + 8 q  t + 12 q  t  + 
                4  3          2  2   t    t
               q  t          q  t
 
        8  2       8  3       10  3      10  4       12  4      12  5
>   10 q  t  + 10 q  t  + 12 q   t  + 9 q   t  + 10 q   t  + 5 q   t  + 
 
       14  5      14  6      16  6    16  7      18  7    20  8
>   9 q   t  + 3 q   t  + 5 q   t  + q   t  + 3 q   t  + q   t


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