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L11n431

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Acknowledgement

L11n431 as Morse Link
DrawMorseLink

PD Presentation: X8192 X20,10,21,9 X5,15,6,14 X12,14,7,13 X16,8,17,7 X22,18,13,17 X10,4,11,3 X18,11,19,12 X15,1,16,6 X4,20,5,19 X2,21,3,22

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

Jones Polynomial: - 1 + 5q - 7q2 + 11q3 - 11q4 + 12q5 - 9q6 + 7q7 - 4q8 + q9

A2 (sl(3)) Invariant: - 1 + 3q2 + 3q6 + 6q8 + 2q10 + 6q12 + 2q14 + 4q16 + 3q18 - q20 + 2q22 - 2q24 - q26 + q28

HOMFLY-PT Polynomial: a-8z2 + a-6z-2 - 3a-6z2 - 2a-6z4 - 2a-4z-2 - 2a-4 + 3a-4z2 + 3a-4z4 + a-4z6 + a-2z-2 + 2a-2 - a-2z4

Kauffman Polynomial: - 2a-10z4 + a-10z6 + 5a-9z3 - 11a-9z5 + 4a-9z7 - 4a-8z2 + 15a-8z4 - 19a-8z6 + 6a-8z8 + 8a-7z3 - 10a-7z5 - 3a-7z7 + 3a-7z9 + a-6z-2 - 2a-6 - 11a-6z2 + 37a-6z4 - 36a-6z6 + 11a-6z8 - 2a-5z-1 + 2a-5z + 2a-5z3 + a-5z5 - 5a-5z7 + 3a-5z9 + 2a-4z-2 - 3a-4 - 10a-4z2 + 25a-4z4 - 16a-4z6 + 5a-4z8 - 2a-3z-1 + 2a-3z + 2a-3z7 + a-2z-2 - 2a-2 - 3a-2z2 + 5a-2z4 + a-1z3

Khovanov Homology:
trqj r = -1r = 0r = 1r = 2r = 3r = 4r = 5r = 6r = 7r = 8
j = 19         1
j = 17        3 
j = 15       41 
j = 13      53  
j = 11     74   
j = 9    56    
j = 7   66     
j = 5  37      
j = 3 24       
j = 1 4        
j = -11         


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, 431]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 431]]
Out[4]=   
PD[X[8, 1, 9, 2], X[20, 10, 21, 9], X[5, 15, 6, 14], X[12, 14, 7, 13], 
 
>   X[16, 8, 17, 7], X[22, 18, 13, 17], X[10, 4, 11, 3], X[18, 11, 19, 12], 
 
>   X[15, 1, 16, 6], X[4, 20, 5, 19], X[2, 21, 3, 22]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -11, 7, -10, -3, 9}, {5, -1, 2, -7, 8, -4}, 
 
>   {4, 3, -9, -5, 6, -8, 10, -2, 11, -6}]
In[6]:=
Jones[L][q]
Out[6]=   
              2       3       4       5      6      7      8    9
-1 + 5 q - 7 q  + 11 q  - 11 q  + 12 q  - 9 q  + 7 q  - 4 q  + q
In[7]:=
A2Invariant[L][q]
Out[7]=   
        2      6      8      10      12      14      16      18    20      22
-1 + 3 q  + 3 q  + 6 q  + 2 q   + 6 q   + 2 q   + 4 q   + 3 q   - q   + 2 q   - 
 
       24    26    28
>   2 q   - q   + q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 431]][a, z]
Out[8]=   
                                   2      2      2      4      4    4    6
-2   2      1       2       1     z    3 z    3 z    2 z    3 z    z    z
-- + -- + ----- - ----- + ----- + -- - ---- + ---- - ---- + ---- - -- + --
 4    2    6  2    4  2    2  2    8     6      4      6      4     2    4
a    a    a  z    a  z    a  z    a     a      a      a      a     a    a
In[9]:=
Kauffman[Link[11, NonAlternating, 431]][a, z]
Out[9]=   
                                                                    2       2
-2   3    2      1       2       1      2      2     2 z   2 z   4 z    11 z
-- - -- - -- + ----- + ----- + ----- - ---- - ---- + --- + --- - ---- - ----- - 
 6    4    2    6  2    4  2    2  2    5      3      5     3      8      6
a    a    a    a  z    a  z    a  z    a  z   a  z   a     a      a      a
 
        2      2      3      3      3    3      4       4       4       4
    10 z    3 z    5 z    8 z    2 z    z    2 z    15 z    37 z    25 z
>   ----- - ---- + ---- + ---- + ---- + -- - ---- + ----- + ----- + ----- + 
      4       2      9      7      5    a     10      8       6       4
     a       a      a      a      a          a       a       a       a
 
       4       5       5    5    6        6       6       6      7      7
    5 z    11 z    10 z    z    z     19 z    36 z    16 z    4 z    3 z
>   ---- - ----- - ----- + -- + --- - ----- - ----- - ----- + ---- - ---- - 
      2      9       7      5    10     8       6       4       9      7
     a      a       a      a    a      a       a       a       a      a
 
       7      7      8       8      8      9      9
    5 z    2 z    6 z    11 z    5 z    3 z    3 z
>   ---- + ---- + ---- + ----- + ---- + ---- + ----
      5      3      8      6       4      7      5
     a      a      a      a       a      a      a
In[10]:=
Kh[L][q, t]
Out[10]=   
         3    1       3        5        5  2      7  2      7  3      9  3
4 q + 2 q  + --- + 4 q  t + 3 q  t + 7 q  t  + 6 q  t  + 6 q  t  + 5 q  t  + 
             q t
 
       9  4      11  4      11  5      13  5      13  6      15  6    15  7
>   6 q  t  + 7 q   t  + 4 q   t  + 5 q   t  + 3 q   t  + 4 q   t  + q   t  + 
 
       17  7    19  8
>   3 q   t  + q   t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n431
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