In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 108]] |
Out[2]= | PD[X[6, 2, 7, 1], X[16, 4, 17, 3], X[20, 13, 1, 14], X[14, 7, 15, 8],
X[8, 19, 9, 20], X[18, 9, 19, 10], X[10, 17, 11, 18],
X[12, 6, 13, 5], X[4, 12, 5, 11], X[2, 16, 3, 15]] |
In[3]:= | GaussCode[Knot[10, 108]] |
Out[3]= | GaussCode[1, -10, 2, -9, 8, -1, 4, -5, 6, -7, 9, -8, 3, -4, 10, -2, 7,
-6, 5, -3] |
In[4]:= | DTCode[Knot[10, 108]] |
Out[4]= | DTCode[6, 16, 12, 14, 18, 4, 20, 2, 10, 8] |
In[5]:= | br = BR[Knot[10, 108]] |
Out[5]= | BR[4, {1, 1, -2, 1, 1, 3, -2, 1, -2, -3, -3}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {4, 11} |
In[7]:= | BraidIndex[Knot[10, 108]] |
Out[7]= | 4 |
In[8]:= | Show[DrawMorseLink[Knot[10, 108]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 108]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 2, 3, 3, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 108]][t] |
Out[10]= | 2 8 14 2 3
-15 + -- - -- + -- + 14 t - 8 t + 2 t
3 2 t
t t |
In[11]:= | Conway[Knot[10, 108]][z] |
Out[11]= | 4 6
1 + 4 z + 2 z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[10, 108], Knot[11, NonAlternating, 161]} |
In[13]:= | {KnotDet[Knot[10, 108]], KnotSignature[Knot[10, 108]]} |
Out[13]= | {63, 2} |
In[14]:= | Jones[Knot[10, 108]][q] |
Out[14]= | -4 3 5 8 2 3 4 5 6
-9 - q + -- - -- + - + 10 q - 10 q + 8 q - 5 q + 3 q - q
3 2 q
q q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[10, 108]} |
In[16]:= | A2Invariant[Knot[10, 108]][q] |
Out[16]= | -12 -10 2 -2 4 6 8 10 16 18
2 - q + q + -- - q - q + q - 2 q + 2 q + q - q
4
q |
In[17]:= | HOMFLYPT[Knot[10, 108]][a, z] |
Out[17]= | 2 2 4 4 6
2 2 z 2 z 2 2 4 z 3 z 2 4 6 z
1 + 2 z - ---- + ---- - 2 a z + 3 z - -- + ---- - a z + z + --
4 2 4 2 2
a a a a a |
In[18]:= | Kauffman[Knot[10, 108]][a, z] |
Out[18]= | 2 2 3
2 z 6 z 3 2 z 2 z 2 2 z
1 - --- - --- - 6 a z - 2 a z - 10 z - -- + ---- - 7 a z + -- -
3 a 6 4 7
a a a a
3 3 3 4 4
3 z 10 z 28 z 3 3 3 4 3 z 9 z
---- + ----- + ----- + 19 a z + 5 a z + 33 z + ---- - ---- +
5 3 a 6 4
a a a a
4 5 5 5
4 z 2 4 5 z 17 z 29 z 5 3 5 6
---- + 17 a z + ---- - ----- - ----- - 11 a z - 4 a z - 33 z +
2 5 3 a
a a a
6 6 7 7
7 z 13 z 2 6 8 z 4 z 7 3 7 8
---- - ----- - 13 a z + ---- + ---- - 3 a z + a z + 9 z +
4 2 3 a
a a a
8 9
6 z 2 8 2 z 9
---- + 3 a z + ---- + 2 a z
2 a
a |
In[19]:= | {Vassiliev[2][Knot[10, 108]], Vassiliev[3][Knot[10, 108]]} |
Out[19]= | {0, 0} |
In[20]:= | Kh[Knot[10, 108]][q, t] |
Out[20]= | 3 1 2 1 3 2 5 3
6 q + 5 q + ----- + ----- + ----- + ----- + ----- + ----- + ---- +
9 5 7 4 5 4 5 3 3 3 3 2 2
q t q t q t q t q t q t q t
4 5 q 3 5 5 2 7 2 7 3 9 3
--- + --- + 5 q t + 5 q t + 3 q t + 5 q t + 2 q t + 3 q t +
q t t
9 4 11 4 13 5
q t + 2 q t + q t |
In[21]:= | ColouredJones[Knot[10, 108], 2][q] |
Out[21]= | -13 3 -11 11 9 14 30 5 39 43 11 62
32 + q - --- - q + --- - -- - -- + -- - -- - -- + -- + -- - -- +
12 10 9 8 7 6 5 4 3 2
q q q q q q q q q q
42 2 3 4 5 6 7 8
-- - 73 q + 30 q + 47 q - 67 q + 13 q + 47 q - 47 q + 2 q +
q
9 10 11 12 13 14 15 16 17
30 q - 25 q + 3 q + 11 q - 11 q + 4 q + 2 q - 3 q + q |