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L11n236

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Acknowledgement

L11n236 as Morse Link
DrawMorseLink

PD Presentation: X10,1,11,2 X2,11,3,12 X14,3,15,4 X20,13,21,14 X12,21,13,22 X22,5,9,6 X7,16,8,17 X15,18,16,19 X17,8,18,1 X6,9,7,10 X4,19,5,20

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

Jones Polynomial: - q-25/2 + q-23/2 - q-21/2 + q-19/2 - 2q-11/2 + q-9/2 - q-7/2

A2 (sl(3)) Invariant: - q-42 + q-40 + 2q-38 + q-34 - q-32 - q-30 - q-28 + 2q-24 + q-22 + 2q-20 + 2q-18 + q-16 + q-12

HOMFLY-PT Polynomial: - a7z-1 - 6a7z - 10a7z3 - 6a7z5 - a7z7 + a9z-1 - 3a9z - 9a9z3 - 6a9z5 - a9z7 + 6a11z + 6a11z3 + a11z5 - a13z

Kauffman Polynomial: - a7z-1 + 6a7z - 10a7z3 + 6a7z5 - a7z7 + a8 - 2a8z2 - 4a8z4 + 5a8z6 - a8z8 - a9z-1 - a9z + 4a9z3 - 9a9z5 + 6a9z7 - a9z9 + 10a10z2 - 22a10z4 + 13a10z6 - 2a10z8 - 7a11z + 15a11z3 - 15a11z5 + 7a11z7 - a11z9 + 10a12z2 - 14a12z4 + 7a12z6 - a12z8 - 3a13z + 5a13z3 - a13z5 - 2a14z2 + 4a14z4 - a14z6 - 3a15z + 4a15z3 - a15z5

Khovanov Homology:
trqj r = -10r = -9r = -8r = -7r = -6r = -5r = -4r = -3r = -2r = -1r = 0
j = -6          1
j = -8         11
j = -10        1  
j = -12      211  
j = -14     121   
j = -16    121    
j = -18   122     
j = -20  11       
j = -22 121       
j = -24           
j = -261          


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, NonAlternating, 236]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 236]]
Out[4]=   
PD[X[10, 1, 11, 2], X[2, 11, 3, 12], X[14, 3, 15, 4], X[20, 13, 21, 14], 
 
>   X[12, 21, 13, 22], X[22, 5, 9, 6], X[7, 16, 8, 17], X[15, 18, 16, 19], 
 
>   X[17, 8, 18, 1], X[6, 9, 7, 10], X[4, 19, 5, 20]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -2, 3, -11, 6, -10, -7, 9}, 
 
>   {10, -1, 2, -5, 4, -3, -8, 7, -9, 8, 11, -4, 5, -6}]
In[6]:=
Jones[L][q]
Out[6]=   
  -(25/2)    -(23/2)    -(21/2)    -(19/2)     2      -(9/2)    -(7/2)
-q        + q        - q        + q        - ----- + q       - q
                                              11/2
                                             q
In[7]:=
A2Invariant[L][q]
Out[7]=   
  -42    -40    2     -34    -32    -30    -28    2     -22    2     2
-q    + q    + --- + q    - q    - q    - q    + --- + q    + --- + --- + 
                38                                24           20    18
               q                                 q            q     q
 
     -16    -12
>   q    + q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 236]][a, z]
Out[8]=   
   7     9
  a     a       7        9        11      13         7  3      9  3
-(--) + -- - 6 a  z - 3 a  z + 6 a   z - a   z - 10 a  z  - 9 a  z  + 
  z     z
 
       11  3      7  5      9  5    11  5    7  7    9  7
>   6 a   z  - 6 a  z  - 6 a  z  + a   z  - a  z  - a  z
In[9]:=
Kauffman[Link[11, NonAlternating, 236]][a, z]
Out[9]=   
      7    9
 8   a    a       7      9        11        13        15        8  2
a  - -- - -- + 6 a  z - a  z - 7 a   z - 3 a   z - 3 a   z - 2 a  z  + 
     z    z
 
        10  2       12  2      14  2       7  3      9  3       11  3
>   10 a   z  + 10 a   z  - 2 a   z  - 10 a  z  + 4 a  z  + 15 a   z  + 
 
       13  3      15  3      8  4       10  4       12  4      14  4
>   5 a   z  + 4 a   z  - 4 a  z  - 22 a   z  - 14 a   z  + 4 a   z  + 
 
       7  5      9  5       11  5    13  5    15  5      8  6       10  6
>   6 a  z  - 9 a  z  - 15 a   z  - a   z  - a   z  + 5 a  z  + 13 a   z  + 
 
       12  6    14  6    7  7      9  7      11  7    8  8      10  8
>   7 a   z  - a   z  - a  z  + 6 a  z  + 7 a   z  - a  z  - 2 a   z  - 
 
     12  8    9  9    11  9
>   a   z  - a  z  - a   z
In[10]:=
Kh[L][q, t]
Out[10]=   
 -8    -6      1        1        2        1        1        1        1
q   + q   + ------- + ------ + ------ + ------ + ------ + ------ + ------ + 
             26  10    22  9    22  8    20  8    22  7    20  7    18  7
            q   t     q   t    q   t    q   t    q   t    q   t    q   t
 
      2        1        2        2        1        1        2        2
>   ------ + ------ + ------ + ------ + ------ + ------ + ------ + ------ + 
     18  6    16  6    18  5    16  5    14  5    16  4    14  4    12  4
    q   t    q   t    q   t    q   t    q   t    q   t    q   t    q   t
 
      1        1        1        1       1
>   ------ + ------ + ------ + ------ + ----
     14  3    12  3    12  2    10  2    8
    q   t    q   t    q   t    q   t    q  t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n236
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