In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... |
In[2]:= | Crossings[Knot[10, 95]] |
Out[2]= | 10 |
In[3]:= | PD[Knot[10, 95]] |
Out[3]= | PD[X[1, 4, 2, 5], X[3, 10, 4, 11], X[11, 17, 12, 16], X[15, 9, 16, 8],
X[19, 7, 20, 6], X[5, 15, 6, 14], X[7, 19, 8, 18], X[13, 1, 14, 20],
X[17, 13, 18, 12], X[9, 2, 10, 3]] |
In[4]:= | GaussCode[Knot[10, 95]] |
Out[4]= | GaussCode[-1, 10, -2, 1, -6, 5, -7, 4, -10, 2, -3, 9, -8, 6, -4, 3, -9,
7, -5, 8] |
In[5]:= | BR[Knot[10, 95]] |
Out[5]= | BR[4, {-1, -1, 2, 2, -3, 2, -1, 2, 3, 3, 2}] |
In[6]:= | alex = Alexander[Knot[10, 95]][t] |
Out[6]= | 2 9 21 2 3
-27 + -- - -- + -- + 21 t - 9 t + 2 t
3 2 t
t t |
In[7]:= | Conway[Knot[10, 95]][z] |
Out[7]= | 2 4 6
1 + 3 z + 3 z + 2 z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[10, 95]} |
In[9]:= | {KnotDet[Knot[10, 95]], KnotSignature[Knot[10, 95]]} |
Out[9]= | {91, 2} |
In[10]:= | J=Jones[Knot[10, 95]][q] |
Out[10]= | -2 4 2 3 4 5 6 7 8
-8 - q + - + 12 q - 14 q + 16 q - 14 q + 11 q - 7 q + 3 q - q
q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[10, 95]} |
In[12]:= | A2Invariant[Knot[10, 95]][q] |
Out[12]= | -6 2 -2 2 4 6 10 12 14
-1 - q + -- - q + 3 q - 3 q + 3 q + q + 3 q - 2 q +
4
q
16 18 20 22 24
3 q - 2 q - 2 q + q - q |
In[13]:= | Kauffman[Knot[10, 95]][a, z] |
Out[13]= | 2 2 2 2
2 3 z 2 z 5 z 3 z z 2 2 z 4 z 7 z z
-- + -- + -- - --- - --- - --- - - + 2 z + ---- - ---- - ---- + -- -
6 4 9 7 5 3 a 8 6 4 2
a a a a a a a a a a
3 3 3 3 3 4 4
2 z 5 z 17 z 16 z 5 z 3 4 5 z 4 z
---- + ---- + ----- + ----- + ---- - a z - 6 z - ---- + ---- +
9 7 5 3 a 8 6
a a a a a a
4 4 5 5 5 5 5
13 z 2 z z 8 z 21 z 25 z 12 z 5 6
----- - ---- + -- - ---- - ----- - ----- - ----- + a z + 4 z +
4 2 9 7 5 3 a
a a a a a a
6 6 6 6 7 7 7 7 8
3 z 6 z 19 z 6 z 5 z 8 z 10 z 7 z 5 z
---- - ---- - ----- - ---- + ---- + ---- + ----- + ---- + ---- +
8 6 4 2 7 5 3 a 6
a a a a a a a a
8 8 9 9
11 z 6 z 2 z 2 z
----- + ---- + ---- + ----
4 2 5 3
a a a a |
In[14]:= | {Vassiliev[2][Knot[10, 95]], Vassiliev[3][Knot[10, 95]]} |
Out[14]= | {0, 5} |
In[15]:= | Kh[Knot[10, 95]][q, t] |
Out[15]= | 3 1 3 1 5 3 q 3 5
7 q + 6 q + ----- + ----- + ---- + --- + --- + 8 q t + 6 q t +
5 3 3 2 2 q t t
q t q t q t
5 2 7 2 7 3 9 3 9 4 11 4
8 q t + 8 q t + 6 q t + 8 q t + 5 q t + 6 q t +
11 5 13 5 13 6 15 6 17 7
2 q t + 5 q t + q t + 2 q t + q t |