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L11n398

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Acknowledgement

L11n398 as Morse Link
DrawMorseLink

PD Presentation: X6172 X10,3,11,4 X15,22,16,19 X7,20,8,21 X19,8,20,9 X13,18,14,5 X11,14,12,15 X17,12,18,13 X21,16,22,17 X2536 X4,9,1,10

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

Jones Polynomial: - q-13 + 2q-12 - 4q-11 + 6q-10 - 5q-9 + 6q-8 - 4q-7 + 4q-6 - q-5 + q-3

A2 (sl(3)) Invariant: - q-42 - 3q-40 - 2q-38 - q-36 - q-34 + 5q-32 + 5q-30 + 6q-28 + 6q-26 + 3q-24 + 4q-22 + 2q-18 + 2q-16 + q-12 + q-10

HOMFLY-PT Polynomial: 3a6 + 8a6z2 + 6a6z4 + a6z6 + 2a8z-2 + 2a8 + a8z2 + a8z4 - 5a10z-2 - 9a10 - 5a10z2 + 4a12z-2 + 4a12 - a14z-2

Kauffman Polynomial: - 3a6 + 8a6z2 - 6a6z4 + a6z6 + a7z + a7z3 - a7z5 - 2a8z-2 + 5a8 - 3a8z2 + 3a8z4 - a8z6 + 5a9z-1 - 20a9z + 30a9z3 - 17a9z5 + 3a9z7 - 5a10z-2 + 21a10 - 37a10z2 + 38a10z4 - 21a10z6 + 4a10z8 + 9a11z-1 - 39a11z + 57a11z3 - 32a11z5 + 3a11z7 + a11z9 - 4a12z-2 + 18a12 - 34a12z2 + 41a12z4 - 28a12z6 + 6a12z8 + 5a13z-1 - 23a13z + 36a13z3 - 21a13z5 + a13z7 + a13z9 - a14z-2 + 4a14 - 8a14z2 + 12a14z4 - 9a14z6 + 2a14z8 + a15z-1 - 5a15z + 8a15z3 - 5a15z5 + a15z7

Khovanov Homology:
trqj r = -11r = -10r = -9r = -8r = -7r = -6r = -5r = -4r = -3r = -2r = -1r = 0
j = -5           1
j = -7           1
j = -9        21  
j = -11       3    
j = -13      451   
j = -15     31     
j = -17    241     
j = -19   43       
j = -21  13        
j = -23 13         
j = -25 1          
j = -271           


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, 398]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 398]]
Out[4]=   
PD[X[6, 1, 7, 2], X[10, 3, 11, 4], X[15, 22, 16, 19], X[7, 20, 8, 21], 
 
>   X[19, 8, 20, 9], X[13, 18, 14, 5], X[11, 14, 12, 15], X[17, 12, 18, 13], 
 
>   X[21, 16, 22, 17], X[2, 5, 3, 6], X[4, 9, 1, 10]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -10, 2, -11}, {-5, 4, -9, 3}, 
 
>   {10, -1, -4, 5, 11, -2, -7, 8, -6, 7, -3, 9, -8, 6}]
In[6]:=
Jones[L][q]
Out[6]=   
  -13    2     4     6    5    6    4    4     -5    -3
-q    + --- - --- + --- - -- + -- - -- + -- - q   + q
         12    11    10    9    8    7    6
        q     q     q     q    q    q    q
In[7]:=
A2Invariant[L][q]
Out[7]=   
  -42    3     2     -36    -34    5     5     6     6     3     4     2
-q    - --- - --- - q    - q    + --- + --- + --- + --- + --- + --- + --- + 
         40    38                  32    30    28    26    24    22    18
        q     q                   q     q     q     q     q     q     q
 
     2     -12    -10
>   --- + q    + q
     16
    q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 398]][a, z]
Out[8]=   
                                 8      10      12    14
   6      8      10      12   2 a    5 a     4 a     a        6  2    8  2
3 a  + 2 a  - 9 a   + 4 a   + ---- - ----- + ----- - --- + 8 a  z  + a  z  - 
                                2      2       2      2
                               z      z       z      z
 
       10  2      6  4    8  4    6  6
>   5 a   z  + 6 a  z  + a  z  + a  z
In[9]:=
Kauffman[Link[11, NonAlternating, 398]][a, z]
Out[9]=   
                                            8      10      12    14      9
    6      8       10       12      14   2 a    5 a     4 a     a     5 a
-3 a  + 5 a  + 21 a   + 18 a   + 4 a   - ---- - ----- - ----- - --- + ---- + 
                                           2      2       2      2     z
                                          z      z       z      z
 
       11      13    15
    9 a     5 a     a      7         9         11         13        15
>   ----- + ----- + --- + a  z - 20 a  z - 39 a   z - 23 a   z - 5 a   z + 
      z       z      z
 
       6  2      8  2       10  2       12  2      14  2    7  3       9  3
>   8 a  z  - 3 a  z  - 37 a   z  - 34 a   z  - 8 a   z  + a  z  + 30 a  z  + 
 
        11  3       13  3      15  3      6  4      8  4       10  4
>   57 a   z  + 36 a   z  + 8 a   z  - 6 a  z  + 3 a  z  + 38 a   z  + 
 
        12  4       14  4    7  5       9  5       11  5       13  5
>   41 a   z  + 12 a   z  - a  z  - 17 a  z  - 32 a   z  - 21 a   z  - 
 
       15  5    6  6    8  6       10  6       12  6      14  6      9  7
>   5 a   z  + a  z  - a  z  - 21 a   z  - 28 a   z  - 9 a   z  + 3 a  z  + 
 
       11  7    13  7    15  7      10  8      12  8      14  8    11  9
>   3 a   z  + a   z  + a   z  + 4 a   z  + 6 a   z  + 2 a   z  + a   z  + 
 
     13  9
>   a   z
In[10]:=
Kh[L][q, t]
Out[10]=   
 -7    -5      1         1         1        3        1        3        4
q   + q   + ------- + ------- + ------- + ------ + ------ + ------ + ------ + 
             27  11    25  10    23  10    23  9    21  9    21  8    19  8
            q   t     q   t     q   t     q   t    q   t    q   t    q   t
 
      3        2        4        3        1        1        4        5
>   ------ + ------ + ------ + ------ + ------ + ------ + ------ + ------ + 
     19  7    17  7    17  6    15  6    17  5    15  5    13  5    13  4
    q   t    q   t    q   t    q   t    q   t    q   t    q   t    q   t
 
      3        1        2       1
>   ------ + ------ + ----- + -----
     11  4    13  3    9  3    9  2
    q   t    q   t    q  t    q  t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n398
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