In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 147]] |
Out[2]= | PD[X[4, 2, 5, 1], X[10, 4, 11, 3], X[5, 14, 6, 15], X[15, 20, 16, 1],
X[12, 7, 13, 8], X[8, 18, 9, 17], X[19, 7, 20, 6], X[16, 12, 17, 11],
X[18, 13, 19, 14], X[2, 10, 3, 9]] |
In[3]:= | GaussCode[Knot[10, 147]] |
Out[3]= | GaussCode[1, -10, 2, -1, -3, 7, 5, -6, 10, -2, 8, -5, 9, 3, -4, -8, 6,
-9, -7, 4] |
In[4]:= | DTCode[Knot[10, 147]] |
Out[4]= | DTCode[4, 10, -14, 12, 2, 16, 18, -20, 8, -6] |
In[5]:= | br = BR[Knot[10, 147]] |
Out[5]= | BR[4, {1, 1, 1, -2, 1, -2, -3, 2, -1, 2, -3}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {4, 11} |
In[7]:= | BraidIndex[Knot[10, 147]] |
Out[7]= | 4 |
In[8]:= | Show[DrawMorseLink[Knot[10, 147]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 147]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Chiral, 1, 2, 3, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 147]][t] |
Out[10]= | 2 7 2
-9 - -- + - + 7 t - 2 t
2 t
t |
In[11]:= | Conway[Knot[10, 147]][z] |
Out[11]= | 2 4
1 - z - 2 z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[8, 11], Knot[10, 147], Knot[11, NonAlternating, 122]} |
In[13]:= | {KnotDet[Knot[10, 147]], KnotSignature[Knot[10, 147]]} |
Out[13]= | {27, 2} |
In[14]:= | Jones[Knot[10, 147]][q] |
Out[14]= | -3 2 3 2 3 4 5
-4 + q - -- + - + 5 q - 4 q + 4 q - 3 q + q
2 q
q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 147]} |
In[16]:= | A2Invariant[Knot[10, 147]][q] |
Out[16]= | -10 -4 -2 6 10 12 14 16
q + q - q + 2 q + q - q - q + q |
In[17]:= | HOMFLYPT[Knot[10, 147]][a, z] |
Out[17]= | 2 2 4
-2 2 2 z z 2 2 4 z
-1 + a + a - 2 z + -- - -- + a z - z - --
4 2 2
a a a |
In[18]:= | Kauffman[Knot[10, 147]][a, z] |
Out[18]= | 2 2
-2 2 z 3 z 4 z 2 z z 2 2
-1 - a - a - -- - --- - --- - 2 a z + 6 z + -- + -- + 4 a z +
5 3 a 6 2
a a a a
3 3 3 4 5 5
3 z 8 z 13 z 3 4 2 z 2 4 6 z 14 z
---- + ---- + ----- + 8 a z - 6 z - ---- - 4 a z - ---- - ----- -
5 3 a 2 3 a
a a a a
6 6 7 7 8
5 6 z z 2 6 2 z 4 z 7 8 z
8 a z - z + -- - -- + a z + ---- + ---- + 2 a z + z + --
4 2 3 a 2
a a a a |
In[19]:= | {Vassiliev[2][Knot[10, 147]], Vassiliev[3][Knot[10, 147]]} |
Out[19]= | {-1, 0} |
In[20]:= | Kh[Knot[10, 147]][q, t] |
Out[20]= | 3 1 1 1 2 1 2 2 q
3 q + 3 q + ----- + ----- + ----- + ----- + ---- + --- + --- +
7 4 5 3 3 3 3 2 2 q t t
q t q t q t q t q t
3 5 5 2 7 2 7 3 9 3 11 4
2 q t + 2 q t + 2 q t + 2 q t + q t + 2 q t + q t |
In[21]:= | ColouredJones[Knot[10, 147], 2][q] |
Out[21]= | -10 2 -8 6 4 6 12 2 13 13 2
3 + q - -- - q + -- - -- - -- + -- - -- - -- + -- - 17 q + 11 q +
9 7 6 5 4 3 2 q
q q q q q q q
3 4 5 6 7 8 9 10 12 13
9 q - 17 q + 6 q + 12 q - 14 q + q + 8 q - 7 q + 3 q - q |