In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[9, 34]] |
Out[2]= | PD[X[6, 2, 7, 1], X[16, 8, 17, 7], X[8, 3, 9, 4], X[2, 15, 3, 16],
X[14, 9, 15, 10], X[10, 6, 11, 5], X[4, 14, 5, 13], X[18, 11, 1, 12],
X[12, 17, 13, 18]] |
In[3]:= | GaussCode[Knot[9, 34]] |
Out[3]= | GaussCode[1, -4, 3, -7, 6, -1, 2, -3, 5, -6, 8, -9, 7, -5, 4, -2, 9, -8] |
In[4]:= | DTCode[Knot[9, 34]] |
Out[4]= | DTCode[6, 8, 10, 16, 14, 18, 4, 2, 12] |
In[5]:= | br = BR[Knot[9, 34]] |
Out[5]= | BR[4, {-1, 2, -1, 2, -3, 2, -1, 2, -3}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {4, 9} |
In[7]:= | BraidIndex[Knot[9, 34]] |
Out[7]= | 4 |
In[8]:= | Show[DrawMorseLink[Knot[9, 34]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[9, 34]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 1, 3, 3, {4, 6}, 1} |
In[10]:= | alex = Alexander[Knot[9, 34]][t] |
Out[10]= | -3 6 16 2 3
23 - t + -- - -- - 16 t + 6 t - t
2 t
t |
In[11]:= | Conway[Knot[9, 34]][z] |
Out[11]= | 2 6
1 - z - z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[9, 34], Knot[11, NonAlternating, 32],
Knot[11, NonAlternating, 119]} |
In[13]:= | {KnotDet[Knot[9, 34]], KnotSignature[Knot[9, 34]]} |
Out[13]= | {69, 0} |
In[14]:= | Jones[Knot[9, 34]][q] |
Out[14]= | -5 4 7 10 12 2 3 4
12 - q + -- - -- + -- - -- - 10 q + 8 q - 4 q + q
4 3 2 q
q q q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[9, 34]} |
In[16]:= | A2Invariant[Knot[9, 34]][q] |
Out[16]= | -16 -14 2 2 2 -6 -4 2 2 4 6
-2 - q + q + --- - --- + -- - q - q + -- + 3 q - 2 q + q +
12 10 8 2
q q q q
8 10 12
2 q - 2 q + q |
In[17]:= | HOMFLYPT[Knot[9, 34]][a, z] |
Out[17]= | 2 4
-2 2 2 z 2 2 4 2 4 z 2 4 6
-1 + a + a - 4 z + -- + 3 a z - a z - 3 z + -- + 2 a z - z
2 2
a a |
In[18]:= | Kauffman[Knot[9, 34]][a, z] |
Out[18]= | 2 3
-2 2 z 2 4 z 2 2 4 2 2 z
-1 - a - a - - - a z + 11 z + ---- + 10 a z + 3 a z - ---- +
a 2 3
a a
3 4 4
4 z 3 3 3 5 3 4 z 10 z 2 4
---- + 12 a z + 5 a z - a z - 23 z + -- - ----- - 19 a z -
a 4 2
a a
5 5 6
4 4 4 z 10 z 5 3 5 5 5 6 8 z
7 a z + ---- - ----- - 26 a z - 11 a z + a z + 9 z + ---- +
3 a 2
a a
7
2 6 4 6 8 z 7 3 7 8 2 8
5 a z + 4 a z + ---- + 14 a z + 6 a z + 3 z + 3 a z
a |
In[19]:= | {Vassiliev[2][Knot[9, 34]], Vassiliev[3][Knot[9, 34]]} |
Out[19]= | {-1, 0} |
In[20]:= | Kh[Knot[9, 34]][q, t] |
Out[20]= | 6 1 3 1 4 3 6 4
- + 7 q + ------ + ----- + ----- + ----- + ----- + ----- + ----- +
q 11 5 9 4 7 4 7 3 5 3 5 2 3 2
q t q t q t q t q t q t q t
6 6 3 3 2 5 2 5 3 7 3
---- + --- + 5 q t + 5 q t + 3 q t + 5 q t + q t + 3 q t +
3 q t
q t
9 4
q t |
In[21]:= | ColouredJones[Knot[9, 34], 2][q] |
Out[21]= | -15 4 2 14 24 6 55 48 39 109 54
140 + q - --- + --- + --- - --- - --- + -- - -- - -- + --- - -- -
14 13 12 11 10 9 8 7 6 5
q q q q q q q q q q
83 143 41 112 2 3 4 5 6
-- + --- - -- - --- - 17 q - 109 q + 101 q + 6 q - 74 q + 47 q +
4 3 2 q
q q q
7 8 9 10 11 12
12 q - 29 q + 10 q + 4 q - 4 q + q |