In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... |
In[2]:= | Crossings[Knot[11, Alternating, 33]] |
Out[2]= | 11 |
In[3]:= | PD[Knot[11, Alternating, 33]] |
Out[3]= | PD[X[4, 2, 5, 1], X[8, 4, 9, 3], X[14, 5, 15, 6], X[2, 8, 3, 7],
X[16, 9, 17, 10], X[18, 11, 19, 12], X[20, 14, 21, 13],
X[6, 15, 7, 16], X[10, 17, 11, 18], X[22, 19, 1, 20],
X[12, 22, 13, 21]] |
In[4]:= | GaussCode[Knot[11, Alternating, 33]] |
Out[4]= | GaussCode[1, -4, 2, -1, 3, -8, 4, -2, 5, -9, 6, -11, 7, -3, 8, -5, 9,
-6, 10, -7, 11, -10] |
In[5]:= | BR[Knot[11, Alternating, 33]] |
Out[5]= | BR[Knot[11, Alternating, 33]] |
In[6]:= | alex = Alexander[Knot[11, Alternating, 33]][t] |
Out[6]= | -4 5 12 19 2 3 4
-21 - t + -- - -- + -- + 19 t - 12 t + 5 t - t
3 2 t
t t |
In[7]:= | Conway[Knot[11, Alternating, 33]][z] |
Out[7]= | 4 6 8
1 - 2 z - 3 z - z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[10, 116], Knot[11, Alternating, 7], Knot[11, Alternating, 33],
Knot[11, Alternating, 82]} |
In[9]:= | {KnotDet[Knot[11, Alternating, 33]], KnotSignature[Knot[11, Alternating, 33]]} |
Out[9]= | {95, -2} |
In[10]:= | J=Jones[Knot[11, Alternating, 33]][q] |
Out[10]= | -7 3 6 10 13 15 15 2 3 4
-12 + q - -- + -- - -- + -- - -- + -- + 10 q - 6 q + 3 q - q
6 5 4 3 2 q
q q q q q |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[11, Alternating, 33], Knot[11, Alternating, 82]} |
In[12]:= | A2Invariant[Knot[11, Alternating, 33]][q] |
Out[12]= | -20 -18 2 -14 -12 -10 4 2 2 2 4
3 + q - q + --- - q - q + q - -- + -- - -- + -- + 3 q -
16 8 6 4 2
q q q q q
6 12
q - q |
In[13]:= | Kauffman[Knot[11, Alternating, 33]][a, z] |
Out[13]= | 2 2 4 2 z 5 z 3 7 2
7 + -- + 6 a + 2 a - --- - --- - 6 a z - 4 a z + a z - 25 z -
2 3 a
a a
2 3 3
8 z 2 2 4 2 6 2 8 2 5 z 13 z
---- - 24 a z - 4 a z + 2 a z - a z + ---- + ----- +
2 3 a
a a
4
3 3 3 5 3 7 3 4 15 z 2 4
13 a z + 10 a z + 2 a z - 3 a z + 46 z + ----- + 42 a z +
2
a
5 5
4 4 6 4 8 4 4 z 4 z 3 5 5 5
5 a z - 5 a z + a z - ---- - ---- - 9 a z - 6 a z +
3 a
a
6 7 7
7 5 6 12 z 2 6 4 6 6 6 z 7 z
3 a z - 36 z - ----- - 37 a z - 8 a z + 5 a z + -- - ---- -
2 3 a
a a
8
7 3 7 5 7 8 3 z 2 8 4 8
16 a z - 2 a z + 6 a z + 7 z + ---- + 10 a z + 6 a z +
2
a
9
3 z 9 3 9 10 2 10
---- + 7 a z + 4 a z + z + a z
a |
In[14]:= | {Vassiliev[2][Knot[11, Alternating, 33]], Vassiliev[3][Knot[11, Alternating, 33]]} |
Out[14]= | {0, 2} |
In[15]:= | Kh[Knot[11, Alternating, 33]][q, t] |
Out[15]= | 7 9 1 2 1 4 2 6 4
-- + - + ------ + ------ + ------ + ------ + ----- + ----- + ----- +
3 q 15 6 13 5 11 5 11 4 9 4 9 3 7 3
q q t q t q t q t q t q t q t
7 6 8 7 6 t 2 3 2
----- + ----- + ---- + ---- + --- + 6 q t + 4 q t + 6 q t +
7 2 5 2 5 3 q
q t q t q t q t
3 3 5 3 5 4 7 4 9 5
2 q t + 4 q t + q t + 2 q t + q t |