In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... |
In[2]:= | Crossings[Knot[10, 33]] |
Out[2]= | 10 |
In[3]:= | PD[Knot[10, 33]] |
Out[3]= | PD[X[6, 2, 7, 1], X[14, 6, 15, 5], X[20, 15, 1, 16], X[16, 7, 17, 8],
X[8, 19, 9, 20], X[18, 9, 19, 10], X[10, 17, 11, 18],
X[2, 14, 3, 13], X[12, 4, 13, 3], X[4, 12, 5, 11]] |
In[4]:= | GaussCode[Knot[10, 33]] |
Out[4]= | GaussCode[1, -8, 9, -10, 2, -1, 4, -5, 6, -7, 10, -9, 8, -2, 3, -4, 7,
-6, 5, -3] |
In[5]:= | BR[Knot[10, 33]] |
Out[5]= | BR[5, {-1, -1, -2, 1, -2, 3, -2, 3, 3, 4, -3, 4}] |
In[6]:= | alex = Alexander[Knot[10, 33]][t] |
Out[6]= | 4 16 2
25 + -- - -- - 16 t + 4 t
2 t
t |
In[7]:= | Conway[Knot[10, 33]][z] |
Out[7]= | 4
1 + 4 z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[10, 33], Knot[11, Alternating, 333]} |
In[9]:= | {KnotDet[Knot[10, 33]], KnotSignature[Knot[10, 33]]} |
Out[9]= | {65, 0} |
In[10]:= | J=Jones[Knot[10, 33]][q] |
Out[10]= | -5 3 5 8 10 2 3 4 5
11 - q + -- - -- + -- - -- - 10 q + 8 q - 5 q + 3 q - q
4 3 2 q
q q q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[10, 33]} |
In[12]:= | A2Invariant[Knot[10, 33]][q] |
Out[12]= | -16 -14 -12 2 2 -4 2 2 4 8
-1 - q + q + q - --- + -- - q + -- + 2 q - q + 2 q -
10 8 2
q q q
10 12 14 16
2 q + q + q - q |
In[13]:= | Kauffman[Knot[10, 33]][a, z] |
Out[13]= | 2 3 3
2 z 6 z 3 2 3 z 4 2 2 z 6 z
1 - --- - --- - 6 a z - 2 a z - 6 z + ---- + 3 a z - ---- + ---- +
3 a 4 5 3
a a a a
3 4 4
18 z 3 3 3 5 3 4 7 z z 2 4
----- + 18 a z + 6 a z - 2 a z + 16 z - ---- + -- + a z -
a 4 2
a a
5 5 5
4 4 z 9 z 16 z 5 3 5 5 5 6
7 a z + -- - ---- - ----- - 16 a z - 9 a z + a z - 14 z +
5 3 a
a a
6 6 7 7
3 z 4 z 2 6 4 6 4 z 5 z 7 3 7
---- - ---- - 4 a z + 3 a z + ---- + ---- + 5 a z + 4 a z +
4 2 3 a
a a a
8 9
8 3 z 2 8 z 9
6 z + ---- + 3 a z + -- + a z
2 a
a |
In[14]:= | {Vassiliev[2][Knot[10, 33]], Vassiliev[3][Knot[10, 33]]} |
Out[14]= | {0, 0} |
In[15]:= | Kh[Knot[10, 33]][q, t] |
Out[15]= | 6 1 2 1 3 2 5 3
- + 6 q + ------ + ----- + ----- + ----- + ----- + ----- + ----- +
q 11 5 9 4 7 4 7 3 5 3 5 2 3 2
q t q t q t q t q t q t q t
5 5 3 3 2 5 2 5 3 7 3
---- + --- + 5 q t + 5 q t + 3 q t + 5 q t + 2 q t + 3 q t +
3 q t
q t
7 4 9 4 11 5
q t + 2 q t + q t |