© | Dror Bar-Natan: The Knot Atlas: 11 Crossing Knots:

K11a358 K11a360

Knotscape

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DrawMorseLink

PD Presentation:

X8291 X14,4,15,3 X16,6,17,5 X18,8,19,7 X22,10,1,9 X20,12,21,11 X2,14,3,13 X6,16,7,15 X4,18,5,17 X12,20,13,19 X10,22,11,21

Gauss Code:

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

DT (Dowker-Thistlethwaite) Code:

8 14 16 18 22 20 2 6 4 12 10

Alexander Polynomial:

6t-2 - 13t-1 + 15 - 13t + 6t2

Conway Polynomial:

1 + 11z2 + 6z4

Other knots with the same Alexander/Conway Polynomial:

{...}

Determinant and Signature:

{53, 4}

Jones Polynomial:

q2 - 2q3 + 4q4 - 6q5 + 8q6 - 8q7 + 8q8 - 6q9 + 5q10 - 3q11 + q12 - q13

Other knots (up to mirrors) with the same Jones Polynomial:

{...}

A2 (sl(3)) Invariant:

q6 - q8 + q10 - q14 + 2q16 + q20 + q22 + 2q26 + q30 + q32 - 2q34 - q36 - q38 - q40

HOMFLY-PT Polynomial:

- 2a-12 - a-12z2 + a-10 + 2a-10z2 + a-10z4 + a-8 + 4a-8z2 + 2a-8z4 + a-6 + 4a-6z2 + 2a-6z4 + 2a-4z2 + a-4z4

Kauffman Polynomial:

- 6a-15z + 11a-15z3 - 6a-15z5 + a-15z7 + a-14z2 + 3a-14z4 - 4a-14z6 + a-14z8 - a-13z + 3a-13z3 - 3a-13z7 + a-13z9 - 2a-12 + 16a-12z2 - 25a-12z4 + 14a-12z6 - 5a-12z8 + a-12z10 + 5a-11z - 21a-11z3 + 23a-11z5 - 13a-11z7 + 3a-11z9 - a-10 + 2a-10z2 - 7a-10z4 + 6a-10z6 - 3a-10z8 + a-10z10 - 4a-9z3 + 9a-9z5 - 6a-9z7 + 2a-9z9 + a-8 - 6a-8z2 + 14a-8z4 - 9a-8z6 + 3a-8z8 + 6a-7z3 - 6a-7z5 + 3a-7z7 - a-6 + 5a-6z2 - 6a-6z4 + 3a-6z6 - 3a-5z3 + 2a-5z5 - 2a-4z2 + a-4z4

V2 and V3, the type 2 and 3 Vassiliev invariants:

{11, 36}

Khovanov Homology: (The squares with yellow highlighting are those on the "critical diagonals", where j-2r=s+1 or j-2r=s+1, where s=4 is the signature of 11359. Nonzero entries off the critical diagonals (if any exist) are highlighted in red.)

trqj r = 0 r = 1 r = 2 r = 3 r = 4 r = 5 r = 6 r = 7 r = 8 r = 9 r = 10 r = 11 j = 27                       1 j = 25                         j = 23                   3 1   j = 21                 2       j = 19               4 3       j = 17             4 2         j = 15           4 4           j = 13         4 4             j = 11       2 4               j = 9     2 4                 j = 7     2                   j = 5 1 2                     j = 3 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]:=	Show[DrawMorseLink[Knot[11, Alternating, 359]]]
Out[2]=	-Graphics-
In[3]:=	PD[Knot[11, Alternating, 359]]
Out[3]=	PD[X[8, 2, 9, 1], X[14, 4, 15, 3], X[16, 6, 17, 5], X[18, 8, 19, 7], > X[22, 10, 1, 9], X[20, 12, 21, 11], X[2, 14, 3, 13], X[6, 16, 7, 15], > X[4, 18, 5, 17], X[12, 20, 13, 19], X[10, 22, 11, 21]]
In[4]:=	GaussCode[Knot[11, Alternating, 359]]
Out[4]=	GaussCode[1, -7, 2, -9, 3, -8, 4, -1, 5, -11, 6, -10, 7, -2, 8, -3, 9, -4, 10, > -6, 11, -5]
In[5]:=	DTCode[Knot[11, Alternating, 359]]
Out[5]=	DTCode[8, 14, 16, 18, 22, 20, 2, 6, 4, 12, 10]
In[6]:=	alex = Alexander[Knot[11, Alternating, 359]][t]
Out[6]=	6 13 2 15 + -- - -- - 13 t + 6 t 2 t t
In[7]:=	Conway[Knot[11, Alternating, 359]][z]
Out[7]=	2 4 1 + 11 z + 6 z
In[8]:=	Select[AllKnots[], (alex === Alexander[#][t])&]
Out[8]=	{Knot[11, Alternating, 359]}
In[9]:=	{KnotDet[Knot[11, Alternating, 359]], KnotSignature[Knot[11, Alternating, 359]]}
Out[9]=	{53, 4}
In[10]:=	J=Jones[Knot[11, Alternating, 359]][q]
Out[10]=	2 3 4 5 6 7 8 9 10 11 12 13 q - 2 q + 4 q - 6 q + 8 q - 8 q + 8 q - 6 q + 5 q - 3 q + q - q
In[11]:=	Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&]
Out[11]=	{Knot[11, Alternating, 359]}
In[12]:=	A2Invariant[Knot[11, Alternating, 359]][q]
Out[12]=	6 8 10 14 16 20 22 26 30 32 34 36 q - q + q - q + 2 q + q + q + 2 q + q + q - 2 q - q - 38 40 > q - q
In[13]:=	HOMFLYPT[Knot[11, Alternating, 359]][a, z]
Out[13]=	2 2 2 2 2 4 4 4 -2 -10 -8 -6 z 2 z 4 z 4 z 2 z z 2 z 2 z --- + a + a + a - --- + ---- + ---- + ---- + ---- + --- + ---- + ---- + 12 12 10 8 6 4 10 8 6 a a a a a a a a a 4 z > -- 4 a
In[14]:=	Kauffman[Knot[11, Alternating, 359]][a, z]
Out[14]=	2 2 2 2 2 -2 -10 -8 -6 6 z z 5 z z 16 z 2 z 6 z 5 z --- - a + a - a - --- - --- + --- + --- + ----- + ---- - ---- + ---- - 12 15 13 11 14 12 10 8 6 a a a a a a a a a 2 3 3 3 3 3 3 4 4 4 2 z 11 z 3 z 21 z 4 z 6 z 3 z 3 z 25 z 7 z > ---- + ----- + ---- - ----- - ---- + ---- - ---- + ---- - ----- - ---- + 4 15 13 11 9 7 5 14 12 10 a a a a a a a a a a 4 4 4 5 5 5 5 5 6 6 14 z 6 z z 6 z 23 z 9 z 6 z 2 z 4 z 14 z > ----- - ---- + -- - ---- + ----- + ---- - ---- + ---- - ---- + ----- + 8 6 4 15 11 9 7 5 14 12 a a a a a a a a a a 6 6 6 7 7 7 7 7 8 8 8 6 z 9 z 3 z z 3 z 13 z 6 z 3 z z 5 z 3 z > ---- - ---- + ---- + --- - ---- - ----- - ---- + ---- + --- - ---- - ---- + 10 8 6 15 13 11 9 7 14 12 10 a a a a a a a a a a a 8 9 9 9 10 10 3 z z 3 z 2 z z z > ---- + --- + ---- + ---- + --- + --- 8 13 11 9 12 10 a a a a a a
In[15]:=	{Vassiliev[2][Knot[11, Alternating, 359]], Vassiliev[3][Knot[11, Alternating, 359]]}
Out[15]=	{11, 36}
In[16]:=	Kh[Knot[11, Alternating, 359]][q, t]
Out[16]=	3 5 5 7 2 9 2 9 3 11 3 11 4 q + q + 2 q t + 2 q t + 2 q t + 4 q t + 2 q t + 4 q t + 13 4 13 5 15 5 15 6 17 6 17 7 > 4 q t + 4 q t + 4 q t + 4 q t + 4 q t + 2 q t + 19 7 19 8 21 8 23 9 23 10 27 11 > 4 q t + 3 q t + 2 q t + 3 q t + q t + q t

Dror Bar-Natan: The Knot Atlas: 11 Crossing Knots: The Knot K11a359

K11a358 K11a360