In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 29, 2005, 15:27:48)... |
In[2]:= | PD[Knot[10, 156]] |
Out[2]= | PD[X[4, 2, 5, 1], X[12, 4, 13, 3], X[7, 14, 8, 15], X[18, 9, 19, 10],
X[6, 19, 7, 20], X[16, 5, 17, 6], X[10, 17, 11, 18], X[13, 8, 14, 9],
X[20, 15, 1, 16], X[2, 12, 3, 11]] |
In[3]:= | GaussCode[Knot[10, 156]] |
Out[3]= | GaussCode[1, -10, 2, -1, 6, -5, -3, 8, 4, -7, 10, -2, -8, 3, 9, -6, 7,
-4, 5, -9] |
In[4]:= | DTCode[Knot[10, 156]] |
Out[4]= | DTCode[4, 12, 16, -14, 18, 2, -8, 20, 10, 6] |
In[5]:= | br = BR[Knot[10, 156]] |
Out[5]= | BR[4, {-1, -1, -1, 2, 1, 1, -3, -2, 1, -2, -3}] |
In[6]:= | {First[br], Crossings[br]} |
Out[6]= | {4, 11} |
In[7]:= | BraidIndex[Knot[10, 156]] |
Out[7]= | 4 |
In[8]:= | Show[DrawMorseLink[Knot[10, 156]]] |
| |
Out[8]= | -Graphics- |
In[9]:= | (#[Knot[10, 156]]&) /@ {SymmetryType, UnknottingNumber, ThreeGenus, BridgeIndex, SuperBridgeIndex, NakanishiIndex} |
Out[9]= | {Reversible, 1, 3, 3, NotAvailable, 1} |
In[10]:= | alex = Alexander[Knot[10, 156]][t] |
Out[10]= | -3 4 8 2 3
-9 + t - -- + - + 8 t - 4 t + t
2 t
t |
In[11]:= | Conway[Knot[10, 156]][z] |
Out[11]= | 2 4 6
1 + z + 2 z + z |
In[12]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[12]= | {Knot[8, 16], Knot[10, 156], Knot[11, NonAlternating, 15],
Knot[11, NonAlternating, 56], Knot[11, NonAlternating, 58]} |
In[13]:= | {KnotDet[Knot[10, 156]], KnotSignature[Knot[10, 156]]} |
Out[13]= | {35, -2} |
In[14]:= | Jones[Knot[10, 156]][q] |
Out[14]= | -6 3 5 6 6 6 2
-4 - q + -- - -- + -- - -- + - + 3 q - q
5 4 3 2 q
q q q q |
In[15]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[15]= | {Knot[8, 16], Knot[10, 156]} |
In[16]:= | A2Invariant[Knot[10, 156]][q] |
Out[16]= | -18 -16 -14 -10 -8 2 -4 2 4 6
1 - q + q - q + q - q + -- - q + -- + q - q
6 2
q q |
In[17]:= | HOMFLYPT[Knot[10, 156]][a, z] |
Out[17]= | 2 4 2 2 2 4 2 4 2 4 4 4 2 6
2 a - a - 2 z + 5 a z - 2 a z - z + 4 a z - a z + a z |
In[18]:= | Kauffman[Knot[10, 156]][a, z] |
Out[18]= | 2 4 3 5 7 2 2 2 4 2
-2 a - a - a z - 2 a z - 2 a z - a z + 4 z + 7 a z + a z -
3
6 2 2 z 3 3 3 5 3 7 3 4
2 a z - ---- + 3 a z + 8 a z + 4 a z + a z - 8 z -
a
5
2 4 4 4 6 4 z 5 3 5 5 5 6
9 a z + 2 a z + 3 a z + -- - 7 a z - 9 a z - a z + 3 z +
a
2 6 4 6 7 3 7 5 7 2 8 4 8
2 a z - a z + 3 a z + 4 a z + a z + a z + a z |
In[19]:= | {Vassiliev[2][Knot[10, 156]], Vassiliev[3][Knot[10, 156]]} |
Out[19]= | {1, -1} |
In[20]:= | Kh[Knot[10, 156]][q, t] |
Out[20]= | 3 4 1 2 1 3 2 3 3
-- + - + ------ + ------ + ----- + ----- + ----- + ----- + ----- +
3 q 13 5 11 4 9 4 9 3 7 3 7 2 5 2
q q t q t q t q t q t q t q t
3 3 2 t 2 3 2 5 3
---- + ---- + --- + 2 q t + q t + 2 q t + q t
5 3 q
q t q t |
In[21]:= | ColouredJones[Knot[10, 156], 2][q] |
Out[21]= | 2 4 3 14 9 15 30 9 29 38 4
-10 - --- + --- + --- - --- + --- + --- - --- + -- + -- - -- + -- +
16 15 14 13 12 11 10 9 8 7 6
q q q q q q q q q q q
35 34 4 33 21 2 3 4 6 7
-- - -- - -- + -- - -- + 23 q - 7 q - 10 q + 9 q - 3 q + q
5 4 3 2 q
q q q q |