In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 26]] |
Out[2]= | PD[X[6, 2, 7, 1], X[16, 8, 17, 7], X[12, 3, 13, 4], X[2, 15, 3, 16],
X[14, 5, 15, 6], X[4, 13, 5, 14], X[20, 12, 1, 11], X[8, 20, 9, 19],
X[18, 10, 19, 9], X[10, 18, 11, 17]] |
In[3]:= | GaussCode[Knot[10, 26]] |
Out[3]= | GaussCode[1, -4, 3, -6, 5, -1, 2, -8, 9, -10, 7, -3, 6, -5, 4, -2, 10,
-9, 8, -7] |
In[4]:= | DTCode[Knot[10, 26]] |
Out[4]= | DTCode[6, 12, 14, 16, 18, 20, 4, 2, 10, 8] |
In[5]:= | br = BR[Knot[10, 26]] |
Out[5]= | BR[4, {-1, -1, -1, 2, -1, 2, 2, 2, 3, -2, 3}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {4, 11} |
In[7]:= | BraidIndex[Knot[10, 26]] |
Out[7]= | 4 |
In[8]:= | Show[DrawMorseLink[Knot[10, 26]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 26]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 1, 3, 2, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 26]][t] |
Out[10]= | 2 7 13 2 3
17 - -- + -- - -- - 13 t + 7 t - 2 t
3 2 t
t t |
In[11]:= | Conway[Knot[10, 26]][z] |
Out[11]= | 2 4 6
1 - 3 z - 5 z - 2 z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[10, 26]} |
In[13]:= | {KnotDet[Knot[10, 26]], KnotSignature[Knot[10, 26]]} |
Out[13]= | {61, 0} |
In[14]:= | Jones[Knot[10, 26]][q] |
Out[14]= | -4 3 6 8 2 3 4 5 6
10 + q - -- + -- - - - 10 q + 9 q - 7 q + 4 q - 2 q + q
3 2 q
q q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 26]} |
In[16]:= | A2Invariant[Knot[10, 26]][q] |
Out[16]= | -12 -10 -8 -6 -4 3 2 4 6 8 10
-1 + q - q + q + q - q + -- + q - q - 2 q + q - 2 q +
2
q
12 14 18
q + q + q |
In[17]:= | HOMFLYPT[Knot[10, 26]][a, z] |
Out[17]= | 2 2 4 4
2 3 2 2 3 z 6 z 2 2 4 z 4 z
1 + -- - -- + a - 2 z + ---- - ---- + 2 a z - 3 z + -- - ---- +
4 2 4 2 4 2
a a a a a a
6
2 4 6 z
a z - z - --
2
a |
In[18]:= | Kauffman[Knot[10, 26]][a, z] |
Out[18]= | 2 2 2
2 3 2 2 z 2 z z 2 4 z 4 z 12 z
1 + -- + -- - a - --- - --- - - - a z + z + ---- - ---- - ----- +
4 2 5 3 a 6 4 2
a a a a a a a
3 3 3
2 2 4 2 7 z 4 z 5 z 3 3 3 4
4 a z - a z + ---- + ---- + ---- + 5 a z - 3 a z - 2 z -
5 3 a
a a
4 4 4 5 5 5
4 z 4 z 14 z 2 4 4 4 7 z 6 z 9 z 5
---- + ---- + ----- - 7 a z + a z - ---- - ---- - ---- - 7 a z +
6 4 2 5 3 a
a a a a a
6 6 6 7 7 7
3 5 6 z 5 z 12 z 2 6 2 z z 4 z
3 a z - z + -- - ---- - ----- + 5 a z + ---- + -- + ---- +
6 4 2 5 3 a
a a a a a
8 8 9 9
7 8 2 z 5 z z z
5 a z + 3 z + ---- + ---- + -- + --
4 2 3 a
a a a |
In[19]:= | {Vassiliev[2][Knot[10, 26]], Vassiliev[3][Knot[10, 26]]} |
Out[19]= | {-3, -2} |
In[20]:= | Kh[Knot[10, 26]][q, t] |
Out[20]= | 6 1 2 1 4 2 4 4
- + 5 q + ----- + ----- + ----- + ----- + ----- + ---- + --- + 5 q t +
q 9 4 7 3 5 3 5 2 3 2 3 q t
q t q t q t q t q t q t
3 3 2 5 2 5 3 7 3 7 4 9 4
5 q t + 4 q t + 5 q t + 3 q t + 4 q t + q t + 3 q t +
9 5 11 5 13 6
q t + q t + q t |
In[21]:= | ColouredJones[Knot[10, 26], 2][q] |
Out[21]= | -12 3 2 7 16 6 25 41 7 53 67 2
78 + q - --- + --- + -- - -- + -- + -- - -- + -- + -- - -- + - -
11 10 9 8 7 6 5 4 3 2 q
q q q q q q q q q q
2 3 4 5 6 7 8 9
78 q - 8 q + 85 q - 67 q - 19 q + 73 q - 42 q - 23 q + 47 q -
10 11 12 13 14 15 17 18
18 q - 17 q + 21 q - 4 q - 8 q + 6 q - 2 q + q |