In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... |
In[2]:= | Crossings[Knot[10, 55]] |
Out[2]= | 10 |
In[3]:= | PD[Knot[10, 55]] |
Out[3]= | PD[X[1, 4, 2, 5], X[3, 8, 4, 9], X[5, 12, 6, 13], X[15, 18, 16, 19],
X[9, 16, 10, 17], X[17, 10, 18, 11], X[13, 20, 14, 1],
X[19, 14, 20, 15], X[11, 6, 12, 7], X[7, 2, 8, 3]] |
In[4]:= | GaussCode[Knot[10, 55]] |
Out[4]= | GaussCode[-1, 10, -2, 1, -3, 9, -10, 2, -5, 6, -9, 3, -7, 8, -4, 5, -6,
4, -8, 7] |
In[5]:= | BR[Knot[10, 55]] |
Out[5]= | BR[5, {-1, -1, -1, -2, 1, 3, -2, -4, -3, -3, -3, -4}] |
In[6]:= | alex = Alexander[Knot[10, 55]][t] |
Out[6]= | 5 15 2
21 + -- - -- - 15 t + 5 t
2 t
t |
In[7]:= | Conway[Knot[10, 55]][z] |
Out[7]= | 2 4
1 + 5 z + 5 z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[10, 55]} |
In[9]:= | {KnotDet[Knot[10, 55]], KnotSignature[Knot[10, 55]]} |
Out[9]= | {61, -4} |
In[10]:= | J=Jones[Knot[10, 55]][q] |
Out[10]= | -12 3 5 8 9 10 10 7 5 2 -2
q - --- + --- - -- + -- - -- + -- - -- + -- - -- + q
11 10 9 8 7 6 5 4 3
q q q q q q q q q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[10, 55]} |
In[12]:= | A2Invariant[Knot[10, 55]][q] |
Out[12]= | -38 -36 2 -30 3 -26 -24 -22 -20 3
q + q - --- - q - --- + q - q + q + q + --- -
34 28 16
q q q
-14 -12 2 -8 -6
q + q + --- - q + q
10
q |
In[13]:= | Kauffman[Knot[10, 55]][a, z] |
Out[13]= | 4 6 8 10 12 7 9 11 13
a - a + a + 3 a + a + 2 a z - 4 a z - 9 a z - 3 a z -
4 2 6 2 8 2 10 2 12 2 14 2
2 a z + 2 a z - 3 a z - 8 a z + a z + 2 a z -
5 3 7 3 9 3 11 3 13 3 4 4
2 a z - 2 a z + 15 a z + 24 a z + 9 a z + a z -
6 4 8 4 10 4 12 4 14 4 5 5 7 5
3 a z + 5 a z + 13 a z + a z - 3 a z + 2 a z - a z -
9 5 11 5 13 5 6 6 8 6 10 6
16 a z - 23 a z - 10 a z + 3 a z - 4 a z - 15 a z -
12 6 14 6 7 7 9 7 11 7 13 7
7 a z + a z + 3 a z + 5 a z + 5 a z + 3 a z +
8 8 10 8 12 8 9 9 11 9
3 a z + 6 a z + 3 a z + a z + a z |
In[14]:= | {Vassiliev[2][Knot[10, 55]], Vassiliev[3][Knot[10, 55]]} |
Out[14]= | {0, -10} |
In[15]:= | Kh[Knot[10, 55]][q, t] |
Out[15]= | -5 -3 1 2 1 3 2 5
q + q + ------- + ------ + ------ + ------ + ------ + ------ +
25 10 23 9 21 9 21 8 19 8 19 7
q t q t q t q t q t q t
3 4 5 6 4 4 6
------ + ------ + ------ + ------ + ------ + ------ + ------ +
17 7 17 6 15 6 15 5 13 5 13 4 11 4
q t q t q t q t q t q t q t
3 4 2 3 2
------ + ----- + ----- + ----- + ----
11 3 9 3 9 2 7 2 5
q t q t q t q t q t |