© | Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table:
L11n176
L11n176
L11n178
L11n178
L11n177
Knotscape
This page is passe. Go here instead!

The 2-Component Link

L11n177

Visit L11n177's page at Knotilus!

Acknowledgement

L11n177 as Morse Link
DrawMorseLink

PD Presentation: X8192 X20,9,21,10 X5,15,6,14 X18,12,19,11 X10,4,11,3 X7,13,8,12 X13,17,14,16 X17,7,18,22 X15,1,16,6 X4,21,5,22 X2,20,3,19

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

Jones Polynomial: q-3/2 - 4q-1/2 + 7q1/2 - 11q3/2 + 12q5/2 - 14q7/2 + 12q9/2 - 9q11/2 + 6q13/2 - 2q15/2

A2 (sl(3)) Invariant: - q-4 + 2q-2 - 1 + 2q2 + 3q4 - q6 + 5q8 - q10 + 3q12 - 2q16 + q18 - 3q20 + q22 + q24

HOMFLY-PT Polynomial: - a-7z + a-5z - a-5z3 - a-5z5 - a-3z-1 + a-3z + 5a-3z3 + 4a-3z5 + a-3z7 + a-1z-1 - 2a-1z3 - a-1z5

Kauffman Polynomial: a-9z - 3a-9z3 + 5a-8z2 - 6a-8z4 - a-8z6 + a-7z - 4a-7z3 + 3a-7z5 - 4a-7z7 + 6a-6z2 - 10a-6z4 + 8a-6z6 - 5a-6z8 + a-5z - 12a-5z3 + 19a-5z5 - 6a-5z7 - 2a-5z9 - 8a-4z4 + 21a-4z6 - 10a-4z8 + a-3z-1 + 2a-3z - 19a-3z3 + 27a-3z5 - 6a-3z7 - 2a-3z9 - a-2 - 2a-2z2 - 2a-2z4 + 11a-2z6 - 5a-2z8 + a-1z-1 + a-1z - 8a-1z3 + 11a-1z5 - 4a-1z7 - z2 + 2z4 - z6

Khovanov Homology:
trqj r = -3r = -2r = -1r = 0r = 1r = 2r = 3r = 4r = 5r = 6
j = 16         2
j = 14        4 
j = 12       52 
j = 10      74  
j = 8     75   
j = 6    68    
j = 4   56     
j = 2  37      
j = 0 14       
j = -2 3        
j = -41         


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, 177]]]
Out[3]=   
 -Graphics- 
In[4]:=
PD[L = Link[11, NonAlternating, 177]]
Out[4]=   
PD[X[8, 1, 9, 2], X[20, 9, 21, 10], X[5, 15, 6, 14], X[18, 12, 19, 11], 
 
>   X[10, 4, 11, 3], X[7, 13, 8, 12], X[13, 17, 14, 16], X[17, 7, 18, 22], 
 
>   X[15, 1, 16, 6], X[4, 21, 5, 22], X[2, 20, 3, 19]]
In[5]:=
GaussCode[L]
Out[5]=   
GaussCode[{1, -11, 5, -10, -3, 9}, 
 
>   {-6, -1, 2, -5, 4, 6, -7, 3, -9, 7, -8, -4, 11, -2, 10, 8}]
In[6]:=
Jones[L][q]
Out[6]=   
 -(3/2)      4                      3/2       5/2       7/2       9/2
q       - ------- + 7 Sqrt[q] - 11 q    + 12 q    - 14 q    + 12 q    - 
          Sqrt[q]
 
       11/2      13/2      15/2
>   9 q     + 6 q     - 2 q
In[7]:=
A2Invariant[L][q]
Out[7]=   
      -4   2       2      4    6      8    10      12      16    18      20
-1 - q   + -- + 2 q  + 3 q  - q  + 5 q  - q   + 3 q   - 2 q   + q   - 3 q   + 
            2
           q
 
     22    24
>   q   + q
In[8]:=
HOMFLYPT[Link[11, NonAlternating, 177]][a, z]
Out[8]=   
                                3      3      3    5      5    5    7
   1       1    z    z    z    z    5 z    2 z    z    4 z    z    z
-(----) + --- - -- + -- + -- - -- + ---- - ---- - -- + ---- - -- + --
   3      a z    7    5    3    5     3     a      5     3    a     3
  a  z          a    a    a    a     a            a     a          a
In[9]:=
Kauffman[Link[11, NonAlternating, 177]][a, z]
Out[9]=   
                                                     2      2      2      3
  -2    1      1    z    z    z    2 z   z    2   5 z    6 z    2 z    3 z
-a   + ---- + --- + -- + -- + -- + --- + - - z  + ---- + ---- - ---- - ---- - 
        3     a z    9    7    5    3    a          8      6      2      9
       a  z         a    a    a    a               a      a      a      a
 
       3       3       3      3             4       4      4      4      5
    4 z    12 z    19 z    8 z       4   6 z    10 z    8 z    2 z    3 z
>   ---- - ----- - ----- - ---- + 2 z  - ---- - ----- - ---- - ---- + ---- + 
      7      5       3      a              8      6       4      2      7
     a      a       a                     a      a       a      a      a
 
        5       5       5         6      6       6       6      7      7
    19 z    27 z    11 z     6   z    8 z    21 z    11 z    4 z    6 z
>   ----- + ----- + ----- - z  - -- + ---- + ----- + ----- - ---- - ---- - 
      5       3       a           8     6      4       2       7      5
     a       a                   a     a      a       a       a      a
 
       7      7      8       8      8      9      9
    6 z    4 z    5 z    10 z    5 z    2 z    2 z
>   ---- - ---- - ---- - ----- - ---- - ---- - ----
      3     a       6      4       2      5      3
     a             a      a       a      a      a
In[10]:=
Kh[L][q, t]
Out[10]=   
                                           2
   2      4     1      -2     3     4   3 q       4        6        6  2
7 q  + 5 q  + ----- + t   + ----- + - + ---- + 6 q  t + 6 q  t + 8 q  t  + 
               4  3          2  2   t    t
              q  t          q  t
 
       8  2      8  3      10  3      10  4      12  4      12  5      14  5
>   7 q  t  + 5 q  t  + 7 q   t  + 4 q   t  + 5 q   t  + 2 q   t  + 4 q   t  + 
 
       16  6
>   2 q   t


Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11n177
L11n176
L11n176
L11n178
L11n178