10 110: Difference between revisions
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{{Vassiliev Invariants}} |
{{Vassiliev Invariants}} |
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{{Khovanov Homology|table=<table border=1> |
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The coefficients of the monomials <math>t^rq^j</math> are shown, along with their alternating sums <math>\chi</math> (fixed <math>j</math>, alternation over <math>r</math>). The squares with <font class=HLYellow>yellow</font> highlighting are those on the "critical diagonals", where <math>j-2r=s+1</math> or <math>j-2r=s+1</math>, where <math>s=</math>{{Data:{{PAGENAME}}/Signature}} is the signature of {{PAGENAME}}. Nonzero entries off the critical diagonals (if any exist) are highlighted in <font class=HLRed>red</font>. |
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<tr align=center><td>-13</td><td bgcolor=yellow> </td><td bgcolor=yellow>2</td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td>-2</td></tr> |
<tr align=center><td>-13</td><td bgcolor=yellow> </td><td bgcolor=yellow>2</td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td>-2</td></tr> |
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<tr align=center><td>-15</td><td bgcolor=yellow>1</td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td>1</td></tr> |
<tr align=center><td>-15</td><td bgcolor=yellow>1</td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td> </td><td>1</td></tr> |
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q t + 2 q t + q t</nowiki></pre></td></tr> |
q t + 2 q t + q t</nowiki></pre></td></tr> |
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[[Category:Knot Page]] |
Revision as of 20:10, 28 August 2005
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Visit 10 110's page at the Knot Server (KnotPlot driven, includes 3D interactive images!)
Visit 10 110's page at Knotilus! Visit 10 110's page at the original Knot Atlas! |
10 110 Further Notes and Views
Knot presentations
Planar diagram presentation | X1627 X7,20,8,1 X3,11,4,10 X5,16,6,17 X17,8,18,9 X9,14,10,15 X11,3,12,2 X15,4,16,5 X13,19,14,18 X19,13,20,12 |
Gauss code | -1, 7, -3, 8, -4, 1, -2, 5, -6, 3, -7, 10, -9, 6, -8, 4, -5, 9, -10, 2 |
Dowker-Thistlethwaite code | 6 10 16 20 14 2 18 4 8 12 |
Conway Notation | [2.2.2.20] |
Three dimensional invariants
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Four dimensional invariants
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Polynomial invariants
A1 Invariants.
Weight | Invariant |
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1 | |
2 | |
3 |
A2 Invariants.
Weight | Invariant |
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1,0 | |
2,0 |
A3 Invariants.
Weight | Invariant |
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0,1,0 | |
1,0,0 |
B2 Invariants.
Weight | Invariant |
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0,1 | |
1,0 | Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle q^{78}-2 q^{74}-2 q^{72}+2 q^{70}+7 q^{68}+2 q^{66}-10 q^{64}-11 q^{62}+5 q^{60}+22 q^{58}+7 q^{56}-23 q^{54}-23 q^{52}+12 q^{50}+33 q^{48}+3 q^{46}-33 q^{44}-17 q^{42}+25 q^{40}+26 q^{38}-13 q^{36}-27 q^{34}+5 q^{32}+27 q^{30}+4 q^{28}-24 q^{26}-8 q^{24}+19 q^{22}+12 q^{20}-17 q^{18}-17 q^{16}+14 q^{14}+21 q^{12}-11 q^{10}-30 q^8+q^6+33 q^4+15 q^2-28-29 q^{-2} +16 q^{-4} +35 q^{-6} + q^{-8} -28 q^{-10} -14 q^{-12} +18 q^{-14} +18 q^{-16} -5 q^{-18} -13 q^{-20} -2 q^{-22} +7 q^{-24} +4 q^{-26} -2 q^{-28} -2 q^{-30} + q^{-34} } |
G2 Invariants.
Weight | Invariant |
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1,0 | Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle q^{114}-2 q^{112}+4 q^{110}-6 q^{108}+6 q^{106}-5 q^{104}+10 q^{100}-20 q^{98}+31 q^{96}-39 q^{94}+35 q^{92}-20 q^{90}-10 q^{88}+55 q^{86}-94 q^{84}+121 q^{82}-118 q^{80}+71 q^{78}+10 q^{76}-112 q^{74}+200 q^{72}-226 q^{70}+178 q^{68}-61 q^{66}-84 q^{64}+200 q^{62}-231 q^{60}+167 q^{58}-31 q^{56}-116 q^{54}+198 q^{52}-176 q^{50}+53 q^{48}+118 q^{46}-250 q^{44}+281 q^{42}-194 q^{40}+14 q^{38}+182 q^{36}-325 q^{34}+358 q^{32}-275 q^{30}+101 q^{28}+99 q^{26}-256 q^{24}+317 q^{22}-265 q^{20}+124 q^{18}+44 q^{16}-179 q^{14}+221 q^{12}-157 q^{10}+20 q^8+134 q^6-223 q^4+206 q^2-87-82 q^{-2} +226 q^{-4} -279 q^{-6} +228 q^{-8} -96 q^{-10} -60 q^{-12} +176 q^{-14} -213 q^{-16} +180 q^{-18} -94 q^{-20} +3 q^{-22} +60 q^{-24} -87 q^{-26} +76 q^{-28} -46 q^{-30} +19 q^{-32} +3 q^{-34} -12 q^{-36} +13 q^{-38} -10 q^{-40} +6 q^{-42} -2 q^{-44} + q^{-46} } |
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KnotTheory`
, as shown in the (simulated) Mathematica session below. Your input (in red) is realistic; all else should have the same content as in a real mathematica session, but with different formatting. This Mathematica session is also available (albeit only for the knot 5_2) as the notebook PolynomialInvariantsSession.nb.
(The path below may be different on your system, and possibly also the KnotTheory` date)
In[1]:=
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AppendTo[$Path, "C:/drorbn/projects/KAtlas/"];
<< KnotTheory`
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Loading KnotTheory` version of August 31, 2006, 11:25:27.5625.
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In[3]:=
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K = Knot["10 110"];
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In[4]:=
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Alexander[K][t]
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KnotTheory::loading: Loading precomputed data in PD4Knots`.
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Out[4]=
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In[5]:=
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Conway[K][z]
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Out[5]=
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In[6]:=
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Alexander[K, 2][t]
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KnotTheory::credits: The program Alexander[K, r] to compute Alexander ideals was written by Jana Archibald at the University of Toronto in the summer of 2005.
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Out[6]=
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In[7]:=
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{KnotDet[K], KnotSignature[K]}
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Out[7]=
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{ 83, -2 } |
In[8]:=
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Jones[K][q]
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KnotTheory::loading: Loading precomputed data in Jones4Knots`.
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Out[8]=
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In[9]:=
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HOMFLYPT[K][a, z]
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KnotTheory::credits: The HOMFLYPT program was written by Scott Morrison.
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Out[9]=
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In[10]:=
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Kauffman[K][a, z]
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KnotTheory::loading: Loading precomputed data in Kauffman4Knots`.
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Out[10]=
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Vassiliev invariants
V2 and V3: | (-3, 3) |
V2,1 through V6,9: |
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V2,1 through V6,9 were provided by Petr Dunin-Barkowski <barkovs@itep.ru>, Andrey Smirnov <asmirnov@itep.ru>, and Alexei Sleptsov <sleptsov@itep.ru> and uploaded on October 2010 by User:Drorbn. Note that they are normalized differently than V2 and V3.
Khovanov Homology
The coefficients of the monomials Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle t^rq^j} are shown, along with their alternating sums Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \chi} (fixed Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle j} , alternation over Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle r} ). The squares with yellow highlighting are those on the "critical diagonals", where Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle j-2r=s+1} or Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle j-2r=s-1} , where Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle s=} -2 is the signature of 10 110. Nonzero entries off the critical diagonals (if any exist) are highlighted in red. |
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Integral Khovanov Homology
(db, data source) |
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Computer Talk
Much of the above data can be recomputed by Mathematica using the package KnotTheory`
. See A Sample KnotTheory` Session.
Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \textrm{Include}(\textrm{ColouredJonesM.mhtml})}
In[1]:= |
<< KnotTheory` |
Loading KnotTheory` (version of August 17, 2005, 14:44:34)... | |
In[2]:= | Crossings[Knot[10, 110]] |
Out[2]= | 10 |
In[3]:= | PD[Knot[10, 110]] |
Out[3]= | PD[X[1, 6, 2, 7], X[7, 20, 8, 1], X[3, 11, 4, 10], X[5, 16, 6, 17],X[17, 8, 18, 9], X[9, 14, 10, 15], X[11, 3, 12, 2], X[15, 4, 16, 5],X[13, 19, 14, 18], X[19, 13, 20, 12]] |
In[4]:= | GaussCode[Knot[10, 110]] |
Out[4]= | GaussCode[-1, 7, -3, 8, -4, 1, -2, 5, -6, 3, -7, 10, -9, 6, -8, 4, -5, 9, -10, 2] |
In[5]:= | BR[Knot[10, 110]] |
Out[5]= | BR[5, {-1, 2, -1, -3, -2, -2, -2, 4, 3, -2, 3, 4}] |
In[6]:= | alex = Alexander[Knot[10, 110]][t] |
Out[6]= | -3 8 20 2 3 |
In[7]:= | Conway[Knot[10, 110]][z] |
Out[7]= | 2 4 6 1 - 3 z - 2 z + z |
In[8]:= | Select[AllKnots[], (alex === Alexander[#][t])&] |
Out[8]= | {Knot[10, 110]} |
In[9]:= | {KnotDet[Knot[10, 110]], KnotSignature[Knot[10, 110]]} |
Out[9]= | {83, -2} |
In[10]:= | J=Jones[Knot[10, 110]][q] |
Out[10]= | -7 3 7 11 13 14 13 2 3 |
In[11]:= | Select[AllKnots[], (J === Jones[#][q] || (J /. q-> 1/q) === Jones[#][q])&] |
Out[11]= | {Knot[10, 110]} |
In[12]:= | A2Invariant[Knot[10, 110]][q] |
Out[12]= | -22 -18 3 2 -10 3 2 3 2 2 4 |
In[13]:= | Kauffman[Knot[10, 110]][a, z] |
Out[13]= | 2-2 4 6 z 3 5 2 3 z 2 2 |
In[14]:= | {Vassiliev[2][Knot[10, 110]], Vassiliev[3][Knot[10, 110]]} |
Out[14]= | {0, 3} |
In[15]:= | Kh[Knot[10, 110]][q, t] |
Out[15]= | 6 8 1 2 1 5 2 6 5 |