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DrawMorseLink

PD Presentation:

X8192 X12,3,13,4 X16,6,17,5 X22,13,7,14 X18,15,19,16 X14,21,15,22 X20,10,21,9 X4,18,5,17 X10,20,11,19 X2738 X6,11,1,12

Gauss Code:

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

Jones Polynomial:

q-15/2 - 4q-13/2 + 9q-11/2 - 15q-9/2 + 19q-7/2 - 23q-5/2 + 22q-3/2 - 19q-1/2 + 14q1/2 - 8q3/2 + 3q5/2 - q7/2

A2 (sl(3)) Invariant:

- q-24 + 3q-20 - 3q-18 + 2q-16 + 4q-14 - 4q-12 + 4q-10 - q-8 + q-6 + 2q-4 - 3q-2 + 5 - 3q2 + 4q6 - 2q8 + q12

HOMFLY-PT Polynomial:

- a-3z - a-1z-1 - a-1z + 2a-1z3 + 2az-1 + 5az + 3az3 - az5 - 2a3z-1 - 5a3z - 3a3z3 - 2a3z5 + a5z-1 + 2a5z + 3a5z3 - a7z

Kauffman Polynomial:

- a-3z + 2a-3z3 - a-3z5 - a-2z2 + 4a-2z4 - 3a-2z6 - a-1z-1 + 4a-1z - 7a-1z3 + 9a-1z5 - 6a-1z7 + 7z2 - 13z4 + 13z6 - 8z8 - 2az-1 + 12az - 23az3 + 15az5 + az7 - 6az9 - a2 + 13a2z2 - 37a2z4 + 39a2z6 - 14a2z8 - 2a2z10 - 2a3z-1 + 10a3z - 22a3z3 + 9a3z5 + 16a3z7 - 12a3z9 + 8a4z2 - 30a4z4 + 39a4z6 - 13a4z8 - 2a4z10 - a5z-1 + 5a5z - 14a5z3 + 13a5z5 + 5a5z7 - 6a5z9 + 2a6z2 - 8a6z4 + 15a6z6 - 7a6z8 + 2a7z - 6a7z3 + 9a7z5 - 4a7z7 - a8z2 + 2a8z4 - a8z6

Khovanov Homology:

trqj r = -7 r = -6 r = -5 r = -4 r = -3 r = -2 r = -1 r = 0 r = 1 r = 2 r = 3 r = 4 j = 8                       1 j = 6                     2   j = 4                   6 1   j = 2                 8 2     j = 0               11 6       j = -2             12 9         j = -4           11 10           j = -6         9 13             j = -8       6 10               j = -10     3 9                 j = -12   1 6                   j = -14   3                     j = -16 1

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, 217]]]
Out[3]=	-Graphics-
In[4]:=	PD[L = Link[11, Alternating, 217]]
Out[4]=	PD[X[8, 1, 9, 2], X[12, 3, 13, 4], X[16, 6, 17, 5], X[22, 13, 7, 14], > X[18, 15, 19, 16], X[14, 21, 15, 22], X[20, 10, 21, 9], X[4, 18, 5, 17], > X[10, 20, 11, 19], X[2, 7, 3, 8], X[6, 11, 1, 12]]
In[5]:=	GaussCode[L]
Out[5]=	GaussCode[{1, -10, 2, -8, 3, -11}, > {10, -1, 7, -9, 11, -2, 4, -6, 5, -3, 8, -5, 9, -7, 6, -4}]
In[6]:=	Jones[L][q]
Out[6]=	-(15/2) 4 9 15 19 23 22 19 q - ----- + ----- - ---- + ---- - ---- + ---- - ------- + 14 Sqrt[q] - 13/2 11/2 9/2 7/2 5/2 3/2 Sqrt[q] q q q q q q 3/2 5/2 7/2 > 8 q + 3 q - q
In[7]:=	A2Invariant[L][q]
Out[7]=	-24 3 3 2 4 4 4 -8 -6 2 3 2 5 - q + --- - --- + --- + --- - --- + --- - q + q + -- - -- - 3 q + 20 18 16 14 12 10 4 2 q q q q q q q q 6 8 12 > 4 q - 2 q + q
In[8]:=	HOMFLYPT[Link[11, Alternating, 217]][a, z]
Out[8]=	3 5 3 1 2 a 2 a a z z 3 5 7 2 z -(---) + --- - ---- + -- - -- - - + 5 a z - 5 a z + 2 a z - a z + ---- + a z z z z 3 a a a 3 3 3 5 3 5 3 5 > 3 a z - 3 a z + 3 a z - a z - 2 a z
In[9]:=	Kauffman[Link[11, Alternating, 217]][a, z]
Out[9]=	3 5 2 1 2 a 2 a a z 4 z 3 5 7 -a - --- - --- - ---- - -- - -- + --- + 12 a z + 10 a z + 5 a z + 2 a z + a z z z z 3 a a 2 3 3 2 z 2 2 4 2 6 2 8 2 2 z 7 z 3 > 7 z - -- + 13 a z + 8 a z + 2 a z - a z + ---- - ---- - 23 a z - 2 3 a a a 4 3 3 5 3 7 3 4 4 z 2 4 4 4 > 22 a z - 14 a z - 6 a z - 13 z + ---- - 37 a z - 30 a z - 2 a 5 5 6 4 8 4 z 9 z 5 3 5 5 5 7 5 > 8 a z + 2 a z - -- + ---- + 15 a z + 9 a z + 13 a z + 9 a z + 3 a a 6 7 6 3 z 2 6 4 6 6 6 8 6 6 z 7 > 13 z - ---- + 39 a z + 39 a z + 15 a z - a z - ---- + a z + 2 a a 3 7 5 7 7 7 8 2 8 4 8 6 8 > 16 a z + 5 a z - 4 a z - 8 z - 14 a z - 13 a z - 7 a z - 9 3 9 5 9 2 10 4 10 > 6 a z - 12 a z - 6 a z - 2 a z - 2 a z
In[10]:=	Kh[L][q, t]
Out[10]=	9 1 3 1 6 3 9 6 10 11 + -- + ------ + ------ + ------ + ------ + ------ + ------ + ----- + ----- + 2 16 7 14 6 12 6 12 5 10 5 10 4 8 4 8 3 q q t q t q t q t q t q t q t q t 9 13 11 10 12 2 2 2 4 2 > ----- + ----- + ----- + ---- + ---- + 6 t + 8 q t + 2 q t + 6 q t + 6 3 6 2 4 2 4 2 q t q t q t q t q t 4 3 6 3 8 4 > q t + 2 q t + q t

Dror Bar-Natan: The Knot Atlas: The Thistlethwaite Link Table: The Link L11a217

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