In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... |
In[2]:= | Crossings[Knot[10, 70]] |
Out[2]= | 10 |
In[3]:= | PD[Knot[10, 70]] |
Out[3]= | PD[X[1, 4, 2, 5], X[7, 10, 8, 11], X[3, 9, 4, 8], X[9, 3, 10, 2],
X[5, 16, 6, 17], X[11, 19, 12, 18], X[13, 1, 14, 20],
X[19, 13, 20, 12], X[17, 15, 18, 14], X[15, 6, 16, 7]] |
In[4]:= | GaussCode[Knot[10, 70]] |
Out[4]= | GaussCode[-1, 4, -3, 1, -5, 10, -2, 3, -4, 2, -6, 8, -7, 9, -10, 5, -9,
6, -8, 7] |
In[5]:= | BR[Knot[10, 70]] |
Out[5]= | BR[5, {-1, 2, -1, -3, 2, 2, 2, 4, -3, 4}] |
In[6]:= | alex = Alexander[Knot[10, 70]][t] |
Out[6]= | -3 7 16 2 3
-19 + t - -- + -- + 16 t - 7 t + t
2 t
t |
In[7]:= | Conway[Knot[10, 70]][z] |
Out[7]= | 2 4 6
1 - 3 z - z + z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[10, 70]} |
In[9]:= | {KnotDet[Knot[10, 70]], KnotSignature[Knot[10, 70]]} |
Out[9]= | {67, 2} |
In[10]:= | J=Jones[Knot[10, 70]][q] |
Out[10]= | -3 2 5 2 3 4 5 6 7
-8 + q - -- + - + 10 q - 11 q + 11 q - 9 q + 6 q - 3 q + q
2 q
q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[10, 70]} |
In[12]:= | A2Invariant[Knot[10, 70]][q] |
Out[12]= | -10 -8 2 2 2 4 6 8 10 14
-1 + q + q + -- - -- + q - 2 q + 3 q - q + q - 2 q +
4 2
q q
16 18 22
2 q - q + q |
In[13]:= | Kauffman[Knot[10, 70]][a, z] |
Out[13]= | 2 2
-6 2 3 2 z z z 2 z 4 z
-3 - a - -- - -- - 2 a + -- + -- + -- - a z + 10 z - -- + ---- +
4 2 7 5 3 8 6
a a a a a a a
2 2 3 3 3 4
9 z 9 z 2 2 3 z 2 z 4 z 3 4 z
---- + ---- + 5 a z - ---- + ---- + ---- + 5 a z - 7 z + -- -
4 2 7 3 a 8
a a a a a
4 4 4 5 5 5 5
6 z 12 z 8 z 2 4 3 z 4 z 11 z 10 z
---- - ----- - ---- - 4 a z + ---- - ---- - ----- - ----- -
6 4 2 7 5 3 a
a a a a a a
6 6 6 7 7 7
5 6 5 z 3 z 5 z 2 6 5 z 6 z 3 z
6 a z - 2 z + ---- + ---- - ---- + a z + ---- + ---- + ---- +
6 4 2 5 3 a
a a a a a
8 8 9 9
7 8 3 z 5 z z z
2 a z + 2 z + ---- + ---- + -- + --
4 2 3 a
a a a |
In[14]:= | {Vassiliev[2][Knot[10, 70]], Vassiliev[3][Knot[10, 70]]} |
Out[14]= | {0, -2} |
In[15]:= | Kh[Knot[10, 70]][q, t] |
Out[15]= | 3 1 1 1 4 1 4 4 q
6 q + 5 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 9 4
6 q t + 5 q t + 5 q t + 6 q t + 4 q t + 5 q t + 2 q t +
11 4 11 5 13 5 15 6
4 q t + q t + 2 q t + q t |