In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 141]] |
Out[2]= | PD[X[1, 4, 2, 5], X[3, 10, 4, 11], X[14, 6, 15, 5], X[16, 8, 17, 7],
X[6, 16, 7, 15], X[17, 20, 18, 1], X[11, 18, 12, 19],
X[19, 12, 20, 13], X[8, 14, 9, 13], X[9, 2, 10, 3]] |
In[3]:= | GaussCode[Knot[10, 141]] |
Out[3]= | GaussCode[-1, 10, -2, 1, 3, -5, 4, -9, -10, 2, -7, 8, 9, -3, 5, -4, -6,
7, -8, 6] |
In[4]:= | DTCode[Knot[10, 141]] |
Out[4]= | DTCode[4, 10, -14, -16, 2, 18, -8, -6, 20, 12] |
In[5]:= | br = BR[Knot[10, 141]] |
Out[5]= | BR[3, {1, 1, 1, 1, -2, -1, -1, -1, -2, -2}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {3, 10} |
In[7]:= | BraidIndex[Knot[10, 141]] |
Out[7]= | 3 |
In[8]:= | Show[DrawMorseLink[Knot[10, 141]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 141]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 1, 3, 3, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 141]][t] |
Out[10]= | -3 3 4 2 3
5 - t + -- - - - 4 t + 3 t - t
2 t
t |
In[11]:= | Conway[Knot[10, 141]][z] |
Out[11]= | 2 4 6
1 - z - 3 z - z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[8, 5], Knot[10, 141]} |
In[13]:= | {KnotDet[Knot[10, 141]], KnotSignature[Knot[10, 141]]} |
Out[13]= | {21, 0} |
In[14]:= | Jones[Knot[10, 141]][q] |
Out[14]= | -6 2 2 3 4 3 2
3 + q - -- + -- - -- + -- - - - 2 q + q
5 4 3 2 q
q q q q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 141]} |
In[16]:= | A2Invariant[Knot[10, 141]][q] |
Out[16]= | -18 -12 -10 -8 -4 2 6
q - q - q + q + q + q + q |
In[17]:= | HOMFLYPT[Knot[10, 141]][a, z] |
Out[17]= | 2 4 2 2 2 4 2 4 2 4 4 4 2 6
2 - 2 a + a + 3 z - 7 a z + 3 a z + z - 5 a z + a z - a z |
In[18]:= | Kauffman[Knot[10, 141]][a, z] |
Out[18]= | 2
2 4 z 3 5 2 z 2 2
2 + 2 a + a - - - 3 a z - 4 a z - 2 a z - 4 z + -- - 9 a z -
a 2
a
3
4 2 6 2 2 z 3 3 3 5 3 4
a z + 3 a z + ---- + 5 a z + 13 a z + 10 a z + 3 z +
a
2 4 4 4 6 4 5 3 5 5 5 2 6
8 a z + a z - 4 a z - 3 a z - 12 a z - 9 a z - 4 a z -
4 6 6 6 7 3 7 5 7 2 8 4 8
3 a z + a z + a z + 3 a z + 2 a z + a z + a z |
In[19]:= | {Vassiliev[2][Knot[10, 141]], Vassiliev[3][Knot[10, 141]]} |
Out[19]= | {-1, 1} |
In[20]:= | Kh[Knot[10, 141]][q, t] |
Out[20]= | 2 1 1 1 1 1 2 1
- + 2 q + ------ + ------ + ----- + ----- + ----- + ----- + ----- +
q 13 6 11 5 9 5 9 4 7 4 7 3 5 3
q t q t q t q t q t q t q t
2 2 1 2 3 5 2
----- + ----- + ---- + --- + q t + q t + q t
5 2 3 2 3 q t
q t q t q t |
In[21]:= | ColouredJones[Knot[10, 141], 2][q] |
Out[21]= | -18 2 -16 5 3 4 8 -11 8 7 -8
1 + q - --- - q + --- - --- - --- + --- - q - --- + -- + q -
17 15 14 13 12 10 9
q q q q q q q
9 6 4 8 3 6 6 2 3 5 6
-- + -- + -- - -- + -- + -- - - + 3 q - 3 q + q - q + q
7 6 5 4 3 2 q
q q q q q q |