In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 144]] |
Out[2]= | PD[X[1, 4, 2, 5], X[3, 10, 4, 11], X[18, 11, 19, 12], X[5, 15, 6, 14],
X[17, 7, 18, 6], X[7, 17, 8, 16], X[15, 9, 16, 8], X[20, 13, 1, 14],
X[12, 19, 13, 20], X[9, 2, 10, 3]] |
In[3]:= | GaussCode[Knot[10, 144]] |
Out[3]= | GaussCode[-1, 10, -2, 1, -4, 5, -6, 7, -10, 2, 3, -9, 8, 4, -7, 6, -5,
-3, 9, -8] |
In[4]:= | DTCode[Knot[10, 144]] |
Out[4]= | DTCode[4, 10, 14, 16, 2, -18, -20, 8, 6, -12] |
In[5]:= | br = BR[Knot[10, 144]] |
Out[5]= | BR[4, {-1, -1, -2, 1, -2, -1, 3, -2, -1, 3, 2}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {4, 11} |
In[7]:= | BraidIndex[Knot[10, 144]] |
Out[7]= | 4 |
In[8]:= | Show[DrawMorseLink[Knot[10, 144]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 144]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 2, 2, 3, NotAvailable, 2} |
In[10]:= | alex = Alexander[Knot[10, 144]][t] |
Out[10]= | 3 10 2
-13 - -- + -- + 10 t - 3 t
2 t
t |
In[11]:= | Conway[Knot[10, 144]][z] |
Out[11]= | 2 4
1 - 2 z - 3 z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[10, 144], Knot[11, NonAlternating, 99]} |
In[13]:= | {KnotDet[Knot[10, 144]], KnotSignature[Knot[10, 144]]} |
Out[13]= | {39, -2} |
In[14]:= | Jones[Knot[10, 144]][q] |
Out[14]= | -7 3 5 6 7 7 5
-3 + q - -- + -- - -- + -- - -- + - + 2 q
6 5 4 3 2 q
q q q q q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 144]} |
In[16]:= | A2Invariant[Knot[10, 144]][q] |
Out[16]= | -22 -20 -18 2 2 2 -6 3 2 2 4
1 + q - q - q + --- + --- - -- - q - -- + -- + q + 2 q
16 12 8 4 2
q q q q q |
In[17]:= | HOMFLYPT[Knot[10, 144]][a, z] |
Out[17]= | 2 4 2 2 2 6 2 2 4 4 4
3 - 4 a + 2 a + 2 z - 5 a z + a z - 2 a z - a z |
In[18]:= | Kauffman[Knot[10, 144]][a, z] |
Out[18]= | 2 4 3 5 2 2 2 4 2
3 + 4 a + 2 a - 2 a z - 2 a z - 7 z - 12 a z - 2 a z +
6 2 8 2 3 3 5 3 7 3 4 2 4
2 a z - a z + 8 a z + 4 a z - 4 a z + 3 z + 8 a z -
4 4 6 4 8 4 5 3 5 5 5 7 5
2 a z - 6 a z + a z - a z - 8 a z - 4 a z + 3 a z -
2 6 4 6 6 6 7 3 7 5 7 2 8 4 8
2 a z + 2 a z + 4 a z + a z + 4 a z + 3 a z + a z + a z |
In[19]:= | {Vassiliev[2][Knot[10, 144]], Vassiliev[3][Knot[10, 144]]} |
Out[19]= | {-2, 2} |
In[20]:= | Kh[Knot[10, 144]][q, t] |
Out[20]= | 2 4 1 2 1 3 2 3 3
-- + - + ------ + ------ + ------ + ------ + ----- + ----- + ----- +
3 q 15 6 13 5 11 5 11 4 9 4 9 3 7 3
q q t q t q t q t q t q t q t
4 3 3 4 2 t 3 2
----- + ----- + ---- + ---- + --- + q t + 2 q t
7 2 5 2 5 3 q
q t q t q t q t |
In[21]:= | ColouredJones[Knot[10, 144], 2][q] |
Out[21]= | -20 3 -18 8 13 -15 25 25 10 44
-16 + q - --- + q + --- - --- - q + --- - --- - --- + --- -
19 17 16 14 13 12 11
q q q q q q q
32 21 54 29 26 49 17 24 31 5 2 3
--- - -- + -- - -- - -- + -- - -- - -- + -- - - + 12 q + q - 6 q +
10 9 8 7 6 5 4 3 2 q
q q q q q q q q q
4 5
2 q + q |