In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 160]] |
Out[2]= | PD[X[4, 2, 5, 1], X[12, 4, 13, 3], X[7, 14, 8, 15], X[9, 19, 10, 18],
X[19, 7, 20, 6], X[5, 17, 6, 16], X[17, 11, 18, 10], X[13, 8, 14, 9],
X[15, 1, 16, 20], X[2, 12, 3, 11]] |
In[3]:= | GaussCode[Knot[10, 160]] |
Out[3]= | GaussCode[1, -10, 2, -1, -6, 5, -3, 8, -4, 7, 10, -2, -8, 3, -9, 6, -7,
4, -5, 9] |
In[4]:= | DTCode[Knot[10, 160]] |
Out[4]= | DTCode[4, 12, -16, -14, -18, 2, -8, -20, -10, -6] |
In[5]:= | br = BR[Knot[10, 160]] |
Out[5]= | BR[4, {1, 1, 1, 2, 1, 1, -3, 2, -1, 2, -3}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {4, 11} |
In[7]:= | BraidIndex[Knot[10, 160]] |
Out[7]= | 4 |
In[8]:= | Show[DrawMorseLink[Knot[10, 160]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 160]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 2, 3, 3, NotAvailable, 2} |
In[10]:= | alex = Alexander[Knot[10, 160]][t] |
Out[10]= | -3 4 4 2 3
3 - t + -- - - - 4 t + 4 t - t
2 t
t |
In[11]:= | Conway[Knot[10, 160]][z] |
Out[11]= | 2 4 6
1 + 3 z - 2 z - z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[10, 160], Knot[11, NonAlternating, 118]} |
In[13]:= | {KnotDet[Knot[10, 160]], KnotSignature[Knot[10, 160]]} |
Out[13]= | {21, 4} |
In[14]:= | Jones[Knot[10, 160]][q] |
Out[14]= | 2 3 4 5 6 7
1 - 2 q + 3 q - 3 q + 4 q - 3 q + 3 q - 2 q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 160]} |
In[16]:= | A2Invariant[Knot[10, 160]][q] |
Out[16]= | 10 14 22 26
1 + 2 q + 2 q - q - q |
In[17]:= | HOMFLYPT[Knot[10, 160]][a, z] |
Out[17]= | 2 2 2 4 4 4 6
-8 -6 -2 3 z 3 z 3 z z 4 z z z
-a + a + a + ---- - ---- + ---- + -- - ---- + -- - --
6 4 2 6 4 2 4
a a a a a a a |
In[18]:= | Kauffman[Knot[10, 160]][a, z] |
Out[18]= | 2 2 2 3 3
-8 -6 -2 2 z 3 z z z 3 z 4 z 3 z 10 z
-a - a - a + --- - --- - -- + -- + ---- + ---- + ---- + ----- +
9 5 3 8 4 2 7 5
a a a a a a a a
3 4 4 4 4 5 5 5 6 6
7 z z 2 z 3 z 4 z 3 z 11 z 8 z 3 z 2 z
---- + -- + ---- - ---- - ---- - ---- - ----- - ---- - ---- - ---- +
3 8 6 4 2 7 5 3 6 4
a a a a a a a a a a
6 7 7 7 8 8
z z 3 z 2 z z z
-- + -- + ---- + ---- + -- + --
2 7 5 3 6 4
a a a a a a |
In[19]:= | {Vassiliev[2][Knot[10, 160]], Vassiliev[3][Knot[10, 160]]} |
Out[19]= | {3, 6} |
In[20]:= | Kh[Knot[10, 160]][q, t] |
Out[20]= | 3
3 5 1 q q 5 7 7 2 9 2
2 q + 2 q + ---- + - + -- + 2 q t + q t + 2 q t + 2 q t +
2 t t
q t
9 3 11 3 11 4 13 4 15 5
q t + 2 q t + 2 q t + q t + 2 q t |
In[21]:= | ColouredJones[Knot[10, 160], 2][q] |
Out[21]= | -2 2 2 3 4 6 7 8 9
-1 + q - - + 6 q - 3 q - 6 q + 9 q - 9 q + 7 q + 4 q - 9 q +
q
10 11 12 13 14 15 16 17
3 q + 7 q - 7 q - 2 q + 8 q - 4 q - 4 q + 4 q -
19 21
2 q + q |