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DrawMorseLink

PD Presentation:

X6172 X12,3,13,4 X20,13,21,14 X16,7,17,8 X8,19,9,20 X18,9,19,10 X10,17,11,18 X22,15,5,16 X14,21,15,22 X2536 X4,11,1,12

Gauss Code:

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

Jones Polynomial:

q-27/2 - 2q-25/2 + 6q-23/2 - 10q-21/2 + 13q-19/2 - 16q-17/2 + 16q-15/2 - 15q-13/2 + 10q-11/2 - 7q-9/2 + 3q-7/2 - q-5/2

A2 (sl(3)) Invariant:

- q-42 - 2q-40 - q-38 - 4q-36 - q-34 + 3q-32 + 5q-28 + q-26 + q-24 + 3q-22 - q-20 + 5q-18 + 2q-12 - 2q-10 + q-8

HOMFLY-PT Polynomial:

- 2a5z3 - a5z5 - a7z-1 - 7a7z - 9a7z3 - 3a7z5 - a9z-1 - a9z - 4a9z3 - 2a9z5 + 4a11z-1 + 7a11z + 3a11z3 - 2a13z-1 - a13z

Kauffman Polynomial:

2a5z3 - a5z5 + 5a6z4 - 3a6z6 - a7z-1 + 7a7z - 15a7z3 + 15a7z5 - 6a7z7 + a8 - 9a8z4 + 12a8z6 - 6a8z8 + a9z-1 - 2a9z - 4a9z3 + a9z5 + 4a9z7 - 4a9z9 - 5a10 + 22a10z2 - 41a10z4 + 30a10z6 - 9a10z8 - a10z10 + 4a11z-1 - 17a11z + 31a11z3 - 29a11z5 + 18a11z7 - 7a11z9 - 6a12 + 25a12z2 - 32a12z4 + 22a12z6 - 6a12z8 - a12z10 + 2a13z-1 - 9a13z + 16a13z3 - 9a13z5 + 6a13z7 - 3a13z9 + a14 - 2a14z2 - a14z4 + 6a14z6 - 3a14z8 - a15z - 2a15z3 + 5a15z5 - 2a15z7 + 2a16 - 5a16z2 + 4a16z4 - a16z6

Khovanov Homology:

trqj r = -11 r = -10 r = -9 r = -8 r = -7 r = -6 r = -5 r = -4 r = -3 r = -2 r = -1 r = 0 j = -4                       1 j = -6                     3 1 j = -8                   4     j = -10                 6 3     j = -12               9 4       j = -14             8 7         j = -16           8 8           j = -18         5 8             j = -20       5 8               j = -22     1 5                 j = -24   1 5                   j = -26   1                     j = -28 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, 73]]]
Out[3]=	-Graphics-
In[4]:=	PD[L = Link[11, Alternating, 73]]
Out[4]=	PD[X[6, 1, 7, 2], X[12, 3, 13, 4], X[20, 13, 21, 14], X[16, 7, 17, 8], > X[8, 19, 9, 20], X[18, 9, 19, 10], X[10, 17, 11, 18], X[22, 15, 5, 16], > X[14, 21, 15, 22], X[2, 5, 3, 6], X[4, 11, 1, 12]]
In[5]:=	GaussCode[L]
Out[5]=	GaussCode[{1, -10, 2, -11}, {10, -1, 4, -5, 6, -7, 11, -2, 3, -9, 8, -4, 7, -6, > 5, -3, 9, -8}]
In[6]:=	Jones[L][q]
Out[6]=	-(27/2) 2 6 10 13 16 16 15 10 q - ----- + ----- - ----- + ----- - ----- + ----- - ----- + ----- - 25/2 23/2 21/2 19/2 17/2 15/2 13/2 11/2 q q q q q q q q 7 3 -(5/2) > ---- + ---- - q 9/2 7/2 q q
In[7]:=	A2Invariant[L][q]
Out[7]=	-42 2 -38 4 -34 3 5 -26 -24 3 -20 5 -q - --- - q - --- - q + --- + --- + q + q + --- - q + --- + 40 36 32 28 22 18 q q q q q q 2 2 -8 > --- - --- + q 12 10 q q
In[8]:=	HOMFLYPT[Link[11, Alternating, 73]][a, z]
Out[8]=	7 9 11 13 a a 4 a 2 a 7 9 11 13 5 3 -(--) - -- + ----- - ----- - 7 a z - a z + 7 a z - a z - 2 a z - z z z z 7 3 9 3 11 3 5 5 7 5 9 5 > 9 a z - 4 a z + 3 a z - a z - 3 a z - 2 a z
In[9]:=	Kauffman[Link[11, Alternating, 73]][a, z]
Out[9]=	7 9 11 13 8 10 12 14 16 a a 4 a 2 a 7 9 a - 5 a - 6 a + a + 2 a - -- + -- + ----- + ----- + 7 a z - 2 a z - z z z z 11 13 15 10 2 12 2 14 2 16 2 > 17 a z - 9 a z - a z + 22 a z + 25 a z - 2 a z - 5 a z + 5 3 7 3 9 3 11 3 13 3 15 3 6 4 > 2 a z - 15 a z - 4 a z + 31 a z + 16 a z - 2 a z + 5 a z - 8 4 10 4 12 4 14 4 16 4 5 5 7 5 > 9 a z - 41 a z - 32 a z - a z + 4 a z - a z + 15 a z + 9 5 11 5 13 5 15 5 6 6 8 6 10 6 > a z - 29 a z - 9 a z + 5 a z - 3 a z + 12 a z + 30 a z + 12 6 14 6 16 6 7 7 9 7 11 7 13 7 > 22 a z + 6 a z - a z - 6 a z + 4 a z + 18 a z + 6 a z - 15 7 8 8 10 8 12 8 14 8 9 9 11 9 > 2 a z - 6 a z - 9 a z - 6 a z - 3 a z - 4 a z - 7 a z - 13 9 10 10 12 10 > 3 a z - a z - a z
In[10]:=	Kh[L][q, t]
Out[10]=	-6 -4 1 1 1 5 1 5 5 q + q + ------- + ------- + ------- + ------ + ------ + ------ + ------ + 28 11 26 10 24 10 24 9 22 9 22 8 20 8 q t q t q t q t q t q t q t 8 5 8 8 8 8 7 9 > ------ + ------ + ------ + ------ + ------ + ------ + ------ + ------ + 20 7 18 7 18 6 16 6 16 5 14 5 14 4 12 4 q t q t q t q t q t q t q t q t 4 6 3 4 3 > ------ + ------ + ------ + ----- + ---- 12 3 10 3 10 2 8 2 6 q t q t q t q t q t

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