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L11a357

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Acknowledgement

L11a357 as Morse Link
DrawMorseLink

PD Presentation: X12,1,13,2 X18,7,19,8 X14,3,15,4 X20,10,21,9 X22,19,11,20 X6,15,7,16 X16,5,17,6 X4,17,5,18 X8,22,9,21 X2,11,3,12 X10,13,1,14

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

Jones Polynomial: q-21/2 - 2q-19/2 + 4q-17/2 - 9q-15/2 + 11q-13/2 - 14q-11/2 + 15q-9/2 - 13q-7/2 + 10q-5/2 - 7q-3/2 + 3q-1/2 - q1/2

A2 (sl(3)) Invariant: - q-32 - q-26 + 4q-24 + q-22 + q-20 + 4q-18 - q-16 + 2q-14 - 2q-12 - q-10 + 2q-8 - 2q-6 + 3q-4 - 1 + q2

HOMFLY-PT Polynomial: - az - az3 - 3a3z + a3z5 - a5z-1 + a5z + 4a5z3 + 2a5z5 + a7z-1 + 2a7z + 2a7z3 + a7z5 - 2a9z - a9z3

Kauffman Polynomial: - az + 2az3 - az5 - a2z2 + 5a2z4 - 3a2z6 + 3a3z - 5a3z3 + 9a3z5 - 5a3z7 + 2a4z2 - 5a4z4 + 8a4z6 - 5a4z8 + a5z-1 - 2a5z - 2a5z3 + 3a5z5 + a5z7 - 3a5z9 - a6 - a6z2 - 5a6z4 + 8a6z6 - 4a6z8 - a6z10 + a7z-1 - 4a7z + 11a7z3 - 15a7z5 + 11a7z7 - 5a7z9 - 4a8z2 + 4a8z4 + a8z6 - a8z8 - a8z10 + 6a9z - 2a9z3 - a9z5 + 3a9z7 - 2a9z9 - 4a10z2 + 3a10z4 + 3a10z6 - 2a10z8 + 4a11z - 8a11z3 + 7a11z5 - 2a11z7 - 4a12z2 + 4a12z4 - a12z6

Khovanov Homology:
trqj r = -9r = -8r = -7r = -6r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2
j = 2           1
j = 0          2 
j = -2         51 
j = -4        63  
j = -6       74   
j = -8      86    
j = -10     67     
j = -12    58      
j = -14   46       
j = -16  16        
j = -18 13         
j = -20 1          
j = -221           


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, 357]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, Alternating, 357]]
Out[4]=   
PD[X[12, 1, 13, 2], X[18, 7, 19, 8], X[14, 3, 15, 4], X[20, 10, 21, 9], 
 
>   X[22, 19, 11, 20], X[6, 15, 7, 16], X[16, 5, 17, 6], X[4, 17, 5, 18], 
 
>   X[8, 22, 9, 21], X[2, 11, 3, 12], X[10, 13, 1, 14]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -10, 3, -8, 7, -6, 2, -9, 4, -11}, 
 
>   {10, -1, 11, -3, 6, -7, 8, -2, 5, -4, 9, -5}]
In[6]:=
Jones[L][q]
Out[6]=   
 -(21/2)     2       4       9      11      14      15     13     10     7
q        - ----- + ----- - ----- + ----- - ----- + ---- - ---- + ---- - ---- + 
            19/2    17/2    15/2    13/2    11/2    9/2    7/2    5/2    3/2
           q       q       q       q       q       q      q      q      q
 
       3
>   ------- - Sqrt[q]
    Sqrt[q]
In[7]:=
A2Invariant[L][q]
Out[7]=   
      -32    -26    4     -22    -20    4     -16    2     2     -10   2
-1 - q    - q    + --- + q    + q    + --- - q    + --- - --- - q    + -- - 
                    24                  18           14    12           8
                   q                   q            q     q            q
 
    2    3     2
>   -- + -- + q
     6    4
    q    q
In[8]:=
HOMFLYPT[Link[11, Alternating, 357]][a, z]
Out[8]=   
   5     7
  a     a             3      5        7        9        3      5  3      7  3
-(--) + -- - a z - 3 a  z + a  z + 2 a  z - 2 a  z - a z  + 4 a  z  + 2 a  z  - 
  z     z
 
     9  3    3  5      5  5    7  5
>   a  z  + a  z  + 2 a  z  + a  z
In[9]:=
Kauffman[Link[11, Alternating, 357]][a, z]
Out[9]=   
       5    7
  6   a    a             3        5        7        9        11      2  2
-a  + -- + -- - a z + 3 a  z - 2 a  z - 4 a  z + 6 a  z + 4 a   z - a  z  + 
      z    z
 
       4  2    6  2      8  2      10  2      12  2        3      3  3
>   2 a  z  - a  z  - 4 a  z  - 4 a   z  - 4 a   z  + 2 a z  - 5 a  z  - 
 
       5  3       7  3      9  3      11  3      2  4      4  4      6  4
>   2 a  z  + 11 a  z  - 2 a  z  - 8 a   z  + 5 a  z  - 5 a  z  - 5 a  z  + 
 
       8  4      10  4      12  4      5      3  5      5  5       7  5
>   4 a  z  + 3 a   z  + 4 a   z  - a z  + 9 a  z  + 3 a  z  - 15 a  z  - 
 
     9  5      11  5      2  6      4  6      6  6    8  6      10  6
>   a  z  + 7 a   z  - 3 a  z  + 8 a  z  + 8 a  z  + a  z  + 3 a   z  - 
 
     12  6      3  7    5  7       7  7      9  7      11  7      4  8
>   a   z  - 5 a  z  + a  z  + 11 a  z  + 3 a  z  - 2 a   z  - 5 a  z  - 
 
       6  8    8  8      10  8      5  9      7  9      9  9    6  10    8  10
>   4 a  z  - a  z  - 2 a   z  - 3 a  z  - 5 a  z  - 2 a  z  - a  z   - a  z
In[10]:=
Kh[L][q, t]
Out[10]=   
3    5      1        1        1        3        1        6        4
-- + -- + ------ + ------ + ------ + ------ + ------ + ------ + ------ + 
 4    2    22  9    20  8    18  8    18  7    16  7    16  6    14  6
q    q    q   t    q   t    q   t    q   t    q   t    q   t    q   t
 
      6        5        8        6        7        8       6       7      4
>   ------ + ------ + ------ + ------ + ------ + ----- + ----- + ----- + ---- + 
     14  5    12  5    12  4    10  4    10  3    8  3    8  2    6  2    6
    q   t    q   t    q   t    q   t    q   t    q  t    q  t    q  t    q  t
 
     6           t     2  2
>   ---- + 2 t + -- + q  t
     4            2
    q  t         q


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11a357
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