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L11n409

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Acknowledgement

L11n409 as Morse Link
DrawMorseLink

PD Presentation: X6172 X12,4,13,3 X7,16,8,17 X22,17,19,18 X20,12,21,11 X10,20,11,19 X18,21,5,22 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: - 2q-5 + 5q-4 - 8q-3 + 13q-2 - 13q-1 + 14 - 11q + 9q2 - 4q3 + q4

A2 (sl(3)) Invariant: - 2q-16 + q-12 - 2q-10 + 5q-8 + 3q-6 + 4q-4 + 6q-2 + 1 + 6q2 + 3q6 + 3q8 - 2q10 + q12

HOMFLY-PT Polynomial: a-2z-2 + 2a-2 + a-2z2 + a-2z4 - 2z-2 - 6 - 6z2 - 3z4 - z6 + a2z-2 + 6a2 + 7a2z2 + 3a2z4 - 2a4 - 2a4z2

Kauffman Polynomial: a-4z4 - a-3z3 + 4a-3z5 + a-2z-2 - 4a-2 + 6a-2z2 - 11a-2z4 + 9a-2z6 - 2a-1z-1 + 2a-1z + 3a-1z3 - 13a-1z5 + 10a-1z7 + 2z-2 - 11 + 26z2 - 28z4 + 6z6 + 5z8 - 2az-1 + 6az + 5az3 - 25az5 + 13az7 + az9 + a2z-2 - 12a2 + 30a2z2 - 25a2z4 - a2z6 + 6a2z8 + 6a3z - 5a3z3 - 5a3z5 + 3a3z7 + a3z9 - 4a4 + 10a4z2 - 9a4z4 + 2a4z6 + a4z8 + 2a5z - 6a5z3 + 3a5z5

Khovanov Homology:
trqj r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2r = 3r = 4
j = 9         1
j = 7        3 
j = 5       61 
j = 3      53  
j = 1     96   
j = -1    89    
j = -3   55     
j = -5  38      
j = -7 25       
j = -9 3        
j = -112         


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, 409]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 409]]
Out[4]=   
PD[X[6, 1, 7, 2], X[12, 4, 13, 3], X[7, 16, 8, 17], X[22, 17, 19, 18], 
 
>   X[20, 12, 21, 11], X[10, 20, 11, 19], X[18, 21, 5, 22], 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]=   
     2    5    8    13   13             2      3    4
14 - -- + -- - -- + -- - -- - 11 q + 9 q  - 4 q  + q
      5    4    3    2   q
     q    q    q    q
In[7]:=
A2Invariant[L][q]
Out[7]=   
     2     -12    2    5    3    4    6       2      6      8      10    12
1 - --- + q    - --- + -- + -- + -- + -- + 6 q  + 3 q  + 3 q  - 2 q   + q
     16           10    8    6    4    2
    q            q     q    q    q    q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 409]][a, z]
Out[8]=   
                                      2           2
     2       2      4   2      1     a       2   z       2  2      4  2
-6 + -- + 6 a  - 2 a  - -- + ----- + -- - 6 z  + -- + 7 a  z  - 2 a  z  - 
      2                  2    2  2    2           2
     a                  z    a  z    z           a
 
            4
       4   z       2  4    6
>   3 z  + -- + 3 a  z  - z
            2
           a
In[9]:=
Kauffman[Link[11, NonAlternating, 409]][a, z]
Out[9]=   
                                        2
      4        2      4   2      1     a     2    2 a   2 z              3
-11 - -- - 12 a  - 4 a  + -- + ----- + -- - --- - --- + --- + 6 a z + 6 a  z + 
       2                   2    2  2    2   a z    z     a
      a                   z    a  z    z
 
                        2                          3      3
       5         2   6 z        2  2       4  2   z    3 z         3
>   2 a  z + 26 z  + ---- + 30 a  z  + 10 a  z  - -- + ---- + 5 a z  - 
                       2                           3    a
                      a                           a
 
                                 4       4                           5
       3  3      5  3       4   z    11 z        2  4      4  4   4 z
>   5 a  z  - 6 a  z  - 28 z  + -- - ----- - 25 a  z  - 9 a  z  + ---- - 
                                 4     2                            3
                                a     a                            a
 
        5                                           6
    13 z          5      3  5      5  5      6   9 z     2  6      4  6
>   ----- - 25 a z  - 5 a  z  + 3 a  z  + 6 z  + ---- - a  z  + 2 a  z  + 
      a                                            2
                                                  a
 
        7
    10 z          7      3  7      8      2  8    4  8      9    3  9
>   ----- + 13 a z  + 3 a  z  + 5 z  + 6 a  z  + a  z  + a z  + a  z
      a
In[10]:=
Kh[L][q, t]
Out[10]=   
9           2        3       2       5       3       8       5      5      8
- + 9 q + ------ + ----- + ----- + ----- + ----- + ----- + ----- + ---- + --- + 
q          11  5    9  4    7  4    7  3    5  3    5  2    3  2    3     q t
          q   t    q  t    q  t    q  t    q  t    q  t    q  t    q  t
 
               3        3  2      5  2    5  3      7  3    9  4
>   6 q t + 5 q  t + 3 q  t  + 6 q  t  + q  t  + 3 q  t  + q  t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n409
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