In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 161]] |
Out[2]= | PD[X[1, 4, 2, 5], X[3, 12, 4, 13], X[7, 14, 8, 15], X[18, 9, 19, 10],
X[6, 19, 7, 20], X[16, 5, 17, 6], X[10, 17, 11, 18], X[13, 8, 14, 9],
X[20, 15, 1, 16], X[11, 2, 12, 3]] |
In[3]:= | GaussCode[Knot[10, 161]] |
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, 161]] |
Out[4]= | DTCode[4, 12, -16, 14, -18, 2, 8, -20, -10, -6] |
In[5]:= | br = BR[Knot[10, 161]] |
Out[5]= | BR[3, {-1, -1, -1, -2, 1, -2, -1, -1, -2, -2}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {3, 10} |
In[7]:= | BraidIndex[Knot[10, 161]] |
Out[7]= | 3 |
In[8]:= | Show[DrawMorseLink[Knot[10, 161]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 161]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 3, 3, 3, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 161]][t] |
Out[10]= | -3 2 3
3 + t - - - 2 t + t
t |
In[11]:= | Conway[Knot[10, 161]][z] |
Out[11]= | 2 4 6
1 + 7 z + 6 z + z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[10, 161]} |
In[13]:= | {KnotDet[Knot[10, 161]], KnotSignature[Knot[10, 161]]} |
Out[13]= | {5, -4} |
In[14]:= | Jones[Knot[10, 161]][q] |
Out[14]= | -11 -10 -9 -8 -7 -6 -3
-q + q - q + q - q + q + q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 161]} |
In[16]:= | A2Invariant[Knot[10, 161]][q] |
Out[16]= | -34 -30 -28 -22 -18 -16 -14 -12 -10
-q - q - q + q + q + q + q + q + q |
In[17]:= | HOMFLYPT[Knot[10, 161]][a, z] |
Out[17]= | 6 8 10 6 2 8 2 10 2 6 4 6 6
3 a - a - a + 9 a z - a z - a z + 6 a z + a z |
In[18]:= | Kauffman[Knot[10, 161]][a, z] |
Out[18]= | 6 8 10 7 11 13 6 2 8 2
-3 a - a + a + 2 a z + a z + 3 a z + 9 a z + 3 a z -
10 2 12 2 7 3 11 3 13 3 6 4 8 4
3 a z + 3 a z - a z - 3 a z - 4 a z - 6 a z - a z +
10 4 12 4 11 5 13 5 6 6 12 6
a z - 4 a z + a z + a z + a z + a z |
In[19]:= | {Vassiliev[2][Knot[10, 161]], Vassiliev[3][Knot[10, 161]]} |
Out[19]= | {7, -18} |
In[20]:= | Kh[Knot[10, 161]][q, t] |
Out[20]= | -7 -5 1 1 1 1 1 1
q + q + ------ + ------ + ------ + ------ + ------ + ------ +
23 9 19 8 19 7 17 6 15 6 17 5
q t q t q t q t q t q t
1 1 2 1 1 1 1
------ + ------ + ------ + ------ + ------ + ----- + -----
15 5 13 5 13 4 11 4 13 3 9 3 9 2
q t q t q t q t q t q t q t |
In[21]:= | ColouredJones[Knot[10, 161], 2][q] |
Out[21]= | -31 -30 -29 2 2 -25 -24 -23 -22 -21
q - q - q + --- - --- + q + q - q - q + q -
28 26
q q
2 2 2 -15 -14 -13 -11 -6
--- + --- - --- + q + q - q + q + q
19 18 16
q q q |