In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... |
In[2]:= | Crossings[Knot[10, 75]] |
Out[2]= | 10 |
In[3]:= | PD[Knot[10, 75]] |
Out[3]= | PD[X[1, 4, 2, 5], X[5, 12, 6, 13], X[3, 11, 4, 10], X[11, 3, 12, 2],
X[13, 16, 14, 17], X[7, 15, 8, 14], X[15, 7, 16, 6],
X[17, 20, 18, 1], X[9, 19, 10, 18], X[19, 9, 20, 8]] |
In[4]:= | GaussCode[Knot[10, 75]] |
Out[4]= | GaussCode[-1, 4, -3, 1, -2, 7, -6, 10, -9, 3, -4, 2, -5, 6, -7, 5, -8,
9, -10, 8] |
In[5]:= | BR[Knot[10, 75]] |
Out[5]= | BR[5, {1, -2, 1, -2, 3, -2, -2, 4, -3, 2, 4, 3}] |
In[6]:= | alex = Alexander[Knot[10, 75]][t] |
Out[6]= | -3 7 19 2 3
27 - t + -- - -- - 19 t + 7 t - t
2 t
t |
In[7]:= | Conway[Knot[10, 75]][z] |
Out[7]= | 4 6
1 + z - z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[10, 42], Knot[10, 75]} |
In[9]:= | {KnotDet[Knot[10, 75]], KnotSignature[Knot[10, 75]]} |
Out[9]= | {81, 0} |
In[10]:= | J=Jones[Knot[10, 75]][q] |
Out[10]= | -4 4 7 10 2 3 4 5 6
14 + q - -- + -- - -- - 13 q + 12 q - 10 q + 6 q - 3 q + q
3 2 q
q q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[10, 75]} |
In[12]:= | A2Invariant[Knot[10, 75]][q] |
Out[12]= | -12 2 -8 3 4 2 4 6 8 10 16
q - --- + q - -- + -- + 3 q + q - q + 2 q - 3 q - 2 q +
10 4 2
q q q
18 20
q + q |
In[13]:= | Kauffman[Knot[10, 75]][a, z] |
Out[13]= | 2 2 2
-6 3 3 3 z 7 z 5 z 2 3 z 12 z 20 z
-a - -- - -- - --- - --- - --- - a z + 15 z + ---- + ----- + ----- +
4 2 5 3 a 6 4 2
a a a a a a a
3 3 3 4
2 2 9 z 24 z 17 z 3 3 3 4 3 z
4 a z + ---- + ----- + ----- - a z - 3 a z - 24 z - ---- -
5 3 a 6
a a a
4 4 5 5 5
9 z 21 z 2 4 4 4 9 z 29 z 29 z 5
---- - ----- - 8 a z + a z - ---- - ----- - ----- - 5 a z +
4 2 5 3 a
a a a a
6 6 6 7 7 7
3 5 6 z 3 z 4 z 2 6 3 z 9 z 13 z
4 a z + 7 z + -- - ---- - ---- + 7 a z + ---- + ---- + ----- +
6 4 2 5 3 a
a a a a a
8 8 9 9
7 8 3 z 7 z z z
7 a z + 4 z + ---- + ---- + -- + --
4 2 3 a
a a a |
In[14]:= | {Vassiliev[2][Knot[10, 75]], Vassiliev[3][Knot[10, 75]]} |
Out[14]= | {0, -1} |
In[15]:= | Kh[Knot[10, 75]][q, t] |
Out[15]= | 8 1 3 1 4 3 6 4
- + 7 q + ----- + ----- + ----- + ----- + ----- + ---- + --- + 6 q t +
q 9 4 7 3 5 3 5 2 3 2 3 q t
q t q t q t q t q t q t
3 3 2 5 2 5 3 7 3 7 4 9 4
7 q t + 6 q t + 6 q t + 4 q t + 6 q t + 2 q t + 4 q t +
9 5 11 5 13 6
q t + 2 q t + q t |