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L11a202

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Acknowledgement

L11a202 as Morse Link
DrawMorseLink

PD Presentation: X8192 X2,9,3,10 X10,3,11,4 X6718 X18,11,19,12 X16,6,17,5 X4,18,5,17 X20,13,21,14 X22,15,7,16 X12,19,13,20 X14,21,15,22

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

Jones Polynomial: q-25/2 - 2q-23/2 + 3q-21/2 - 4q-19/2 + 5q-17/2 - 5q-15/2 + 5q-13/2 - 5q-11/2 + 3q-9/2 - 3q-7/2 + q-5/2 - q-3/2

A2 (sl(3)) Invariant: - q-36 - q-32 - q-28 - q-26 - q-22 + 2q-20 + q-18 + 3q-16 + 2q-14 + 2q-12 + 2q-10 + q-8 + q-6

HOMFLY-PT Polynomial: - 3a5z-1 - 13a5z - 16a5z3 - 7a5z5 - a5z7 + 5a7z-1 + 19a7z + 30a7z3 + 23a7z5 + 8a7z7 + a7z9 - 2a9z-1 - 7a9z - 11a9z3 - 6a9z5 - a9z7

Kauffman Polynomial: 3a5z-1 - 16a5z + 29a5z3 - 23a5z5 + 8a5z7 - a5z9 - 5a6 + 14a6z2 - 4a6z4 - 9a6z6 + 6a6z8 - a6z10 + 5a7z-1 - 25a7z + 59a7z3 - 62a7z5 + 27a7z7 - 4a7z9 - 5a8 + 22a8z2 - 31a8z4 + 11a8z6 + 2a8z8 - a8z10 + 2a9z-1 - 6a9z + 9a9z3 - 18a9z5 + 14a9z7 - 3a9z9 - a10z2 - 11a10z4 + 15a10z6 - 4a10z8 + 3a11z - 13a11z3 + 17a11z5 - 5a11z7 + a12 - 6a12z2 + 13a12z4 - 5a12z6 + 6a13z3 - 4a13z5 + 2a14z2 - 3a14z4 - 2a15z3 - a16z2

Khovanov Homology:
trqj r = -9r = -8r = -7r = -6r = -5r = -4r = -3r = -2r = -1r = 0r = 1r = 2
j = -2           1
j = -4            
j = -6         31 
j = -8        11  
j = -10       42   
j = -12      22    
j = -14     33     
j = -16    22      
j = -18   23       
j = -20  12        
j = -22 12         
j = -24 1          
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, Alternating, 202]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, Alternating, 202]]
Out[4]=   
PD[X[8, 1, 9, 2], X[2, 9, 3, 10], X[10, 3, 11, 4], X[6, 7, 1, 8], 
 
>   X[18, 11, 19, 12], X[16, 6, 17, 5], X[4, 18, 5, 17], X[20, 13, 21, 14], 
 
>   X[22, 15, 7, 16], X[12, 19, 13, 20], X[14, 21, 15, 22]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -2, 3, -7, 6, -4}, 
 
>   {4, -1, 2, -3, 5, -10, 8, -11, 9, -6, 7, -5, 10, -8, 11, -9}]
In[6]:=
Jones[L][q]
Out[6]=   
 -(25/2)     2       3       4       5       5       5       5      3
q        - ----- + ----- - ----- + ----- - ----- + ----- - ----- + ---- - 
            23/2    21/2    19/2    17/2    15/2    13/2    11/2    9/2
           q       q       q       q       q       q       q       q
 
     3      -(5/2)    -(3/2)
>   ---- + q       - q
     7/2
    q
In[7]:=
A2Invariant[L][q]
Out[7]=   
  -36    -32    -28    -26    -22    2     -18    3     2     2     2     -8
-q    - q    - q    - q    - q    + --- + q    + --- + --- + --- + --- + q   + 
                                     20           16    14    12    10
                                    q            q     q     q     q
 
     -6
>   q
In[8]:=
HOMFLYPT[Link[11, Alternating, 202]][a, z]
Out[8]=   
    5      7      9
-3 a    5 a    2 a        5         7        9         5  3       7  3
----- + ---- - ---- - 13 a  z + 19 a  z - 7 a  z - 16 a  z  + 30 a  z  - 
  z      z      z
 
        9  3      5  5       7  5      9  5    5  7      7  7    9  7    7  9
>   11 a  z  - 7 a  z  + 23 a  z  - 6 a  z  - a  z  + 8 a  z  - a  z  + a  z
In[9]:=
Kauffman[Link[11, Alternating, 202]][a, z]
Out[9]=   
                        5      7      9
    6      8    12   3 a    5 a    2 a        5         7        9
-5 a  - 5 a  + a   + ---- + ---- + ---- - 16 a  z - 25 a  z - 6 a  z + 
                      z      z      z
 
       11         6  2       8  2    10  2      12  2      14  2    16  2
>   3 a   z + 14 a  z  + 22 a  z  - a   z  - 6 a   z  + 2 a   z  - a   z  + 
 
        5  3       7  3      9  3       11  3      13  3      15  3      6  4
>   29 a  z  + 59 a  z  + 9 a  z  - 13 a   z  + 6 a   z  - 2 a   z  - 4 a  z  - 
 
        8  4       10  4       12  4      14  4       5  5       7  5
>   31 a  z  - 11 a   z  + 13 a   z  - 3 a   z  - 23 a  z  - 62 a  z  - 
 
        9  5       11  5      13  5      6  6       8  6       10  6
>   18 a  z  + 17 a   z  - 4 a   z  - 9 a  z  + 11 a  z  + 15 a   z  - 
 
       12  6      5  7       7  7       9  7      11  7      6  8      8  8
>   5 a   z  + 8 a  z  + 27 a  z  + 14 a  z  - 5 a   z  + 6 a  z  + 2 a  z  - 
 
       10  8    5  9      7  9      9  9    6  10    8  10
>   4 a   z  - a  z  - 4 a  z  - 3 a  z  - a  z   - a  z
In[10]:=
Kh[L][q, t]
Out[10]=   
 -8   3      1        1        1        2        1        2        2
q   + -- + ------ + ------ + ------ + ------ + ------ + ------ + ------ + 
       6    26  9    24  8    22  8    22  7    20  7    20  6    18  6
      q    q   t    q   t    q   t    q   t    q   t    q   t    q   t
 
      3        2        2        3        3        2        2        4
>   ------ + ------ + ------ + ------ + ------ + ------ + ------ + ------ + 
     18  5    16  5    16  4    14  4    14  3    12  3    12  2    10  2
    q   t    q   t    q   t    q   t    q   t    q   t    q   t    q   t
 
                         2
      2      1     t    t
>   ----- + ---- + -- + --
     10      8      6    2
    q   t   q  t   q    q


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11a202
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