In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 137]] |
Out[2]= | PD[X[1, 4, 2, 5], X[5, 10, 6, 11], X[3, 9, 4, 8], X[9, 3, 10, 2],
X[16, 12, 17, 11], X[14, 7, 15, 8], X[6, 15, 7, 16],
X[20, 18, 1, 17], X[18, 13, 19, 14], X[12, 19, 13, 20]] |
In[3]:= | GaussCode[Knot[10, 137]] |
Out[3]= | GaussCode[-1, 4, -3, 1, -2, -7, 6, 3, -4, 2, 5, -10, 9, -6, 7, -5, 8,
-9, 10, -8] |
In[4]:= | DTCode[Knot[10, 137]] |
Out[4]= | DTCode[4, 8, 10, -14, 2, -16, -18, -6, -20, -12] |
In[5]:= | br = BR[Knot[10, 137]] |
Out[5]= | BR[5, {-1, 2, -1, 2, -3, -2, -2, 4, -3, 4}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {5, 10} |
In[7]:= | BraidIndex[Knot[10, 137]] |
Out[7]= | 5 |
In[8]:= | Show[DrawMorseLink[Knot[10, 137]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 137]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 1, 2, 3, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 137]][t] |
Out[10]= | -2 6 2
11 + t - - - 6 t + t
t |
In[11]:= | Conway[Knot[10, 137]][z] |
Out[11]= | 2 4
1 - 2 z + z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[10, 137]} |
In[13]:= | {KnotDet[Knot[10, 137]], KnotSignature[Knot[10, 137]]} |
Out[13]= | {25, 0} |
In[14]:= | Jones[Knot[10, 137]][q] |
Out[14]= | -6 2 3 4 4 4 2
4 + 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, 137], Knot[10, 155], Knot[11, NonAlternating, 37]} |
In[16]:= | A2Invariant[Knot[10, 137]][q] |
Out[16]= | -20 -18 -16 -12 -10 -8 -4 2 4 6 8
q + q - q - q - q + q + q + q - q + q + q |
In[17]:= | HOMFLYPT[Knot[10, 137]][a, z] |
Out[17]= | -2 2 4 6 2 2 2 4 2 2 4
-1 + a + 2 a - 2 a + a - 2 z + 2 a z - 2 a z + a z |
In[18]:= | Kauffman[Knot[10, 137]][a, z] |
Out[18]= | 2
-2 2 4 6 z 3 5 2 z
-1 - a - 2 a - 2 a - a - - - 3 a z - 5 a z - 3 a z + 4 z + -- +
a 2
a
3
2 2 4 2 6 2 2 z 3 3 3 5 3
7 a z + 8 a z + 4 a z + ---- + 9 a z + 15 a z + 8 a z -
a
4 2 4 4 4 6 4 5 3 5 5 5
2 z - 5 a z - 7 a z - 4 a z - 7 a z - 15 a z - 8 a z +
6 2 6 4 6 6 6 7 3 7 5 7 2 8
z - a z - a z + a z + 2 a z + 4 a z + 2 a z + a z +
4 8
a z |
In[19]:= | {Vassiliev[2][Knot[10, 137]], Vassiliev[3][Knot[10, 137]]} |
Out[19]= | {-2, 2} |
In[20]:= | Kh[Knot[10, 137]][q, t] |
Out[20]= | 2 1 1 1 2 1 2 2
- + 3 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 2 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, 137], 2][q] |
Out[21]= | -18 2 -16 6 4 6 11 2 11 11 3
-1 + q - --- - q + --- - --- - --- + --- - --- - --- + -- + -- -
17 15 14 13 12 11 10 9 8
q q q q q q q q q
13 7 8 13 2 10 9 2 3 4
-- + -- + -- - -- + -- + -- - - + 7 q - 3 q - 2 q + 2 q
7 6 5 4 3 2 q
q q q q q q |