In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 159]] |
Out[2]= | PD[X[1, 6, 2, 7], X[3, 9, 4, 8], X[18, 11, 19, 12], X[20, 13, 1, 14],
X[15, 2, 16, 3], X[17, 5, 18, 4], X[12, 19, 13, 20], X[5, 10, 6, 11],
X[7, 15, 8, 14], X[9, 16, 10, 17]] |
In[3]:= | GaussCode[Knot[10, 159]] |
Out[3]= | GaussCode[-1, 5, -2, 6, -8, 1, -9, 2, -10, 8, 3, -7, 4, 9, -5, 10, -6,
-3, 7, -4] |
In[4]:= | DTCode[Knot[10, 159]] |
Out[4]= | DTCode[6, 8, 10, 14, 16, -18, -20, 2, 4, -12] |
In[5]:= | br = BR[Knot[10, 159]] |
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, 159]] |
Out[7]= | 3 |
In[8]:= | Show[DrawMorseLink[Knot[10, 159]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 159]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 1, 3, 3, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 159]][t] |
Out[10]= | -3 4 9 2 3
-11 + t - -- + - + 9 t - 4 t + t
2 t
t |
In[11]:= | Conway[Knot[10, 159]][z] |
Out[11]= | 2 4 6
1 + 2 z + 2 z + z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[10, 159]} |
In[13]:= | {KnotDet[Knot[10, 159]], KnotSignature[Knot[10, 159]]} |
Out[13]= | {39, -2} |
In[14]:= | Jones[Knot[10, 159]][q] |
Out[14]= | -8 3 5 6 7 7 5 4
-1 - q + -- - -- + -- - -- + -- - -- + -
7 6 5 4 3 2 q
q q q q q q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 159]} |
In[16]:= | A2Invariant[Knot[10, 159]][q] |
Out[16]= | -24 -22 -20 -16 2 -12 -10 2 2 2
-1 - q + q - q + q - --- + q - q + -- + -- + --
14 8 6 2
q q q q |
In[17]:= | HOMFLYPT[Knot[10, 159]][a, z] |
Out[17]= | 2 4 6 2 2 4 2 6 2 2 4 4 4 6 4
a + a - a - a z + 5 a z - 2 a z - a z + 4 a z - a z +
4 6
a z |
In[18]:= | Kauffman[Knot[10, 159]][a, z] |
Out[18]= | 2 4 6 3 5 7 9 2 2 4 2 6 2
-a + a + a + a z + a z + a z + a z - 2 a z - 4 a z + a z +
8 2 3 7 3 9 3 2 4 4 4 6 4
3 a z + a z - a z - 2 a z + 4 a z + 3 a z - 8 a z -
8 4 3 5 5 5 7 5 9 5 6 6 8 6
7 a z + a z - 5 a z - 5 a z + a z + 3 a z + 3 a z +
3 7 5 7 7 7 4 8 6 8
a z + 4 a z + 3 a z + a z + a z |
In[19]:= | {Vassiliev[2][Knot[10, 159]], Vassiliev[3][Knot[10, 159]]} |
Out[19]= | {2, -3} |
In[20]:= | Kh[Knot[10, 159]][q, t] |
Out[20]= | 2 3 1 2 1 3 2 3 3
-- + - + ------ + ------ + ------ + ------ + ------ + ------ + ----- +
3 q 17 7 15 6 13 6 13 5 11 5 11 4 9 4
q q t q t q t q t q t q t q t
4 3 3 4 2 3
----- + ----- + ----- + ----- + ---- + ---- + q t
9 3 7 3 7 2 5 2 5 3
q t q t q t q t q t q t |
In[21]:= | ColouredJones[Knot[10, 159], 2][q] |
Out[21]= | -23 3 10 11 9 28 13 27 42 6 43
-3 + q - --- + --- - --- - --- + --- - --- - --- + --- - --- - --- +
22 20 19 18 17 16 15 14 13 12
q q q q q q q q q q
46 3 49 39 10 39 22 11 19 6 5
--- + --- - -- + -- + -- - -- + -- + -- - -- + -- + -
11 10 9 8 7 6 5 4 3 2 q
q q q q q q q q q q |