K11a33
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![]() (Knotscape image) |
See the full Hoste-Thistlethwaite Table of 11 Crossing Knots. |
Knot presentations
| Planar diagram presentation | X4251 X8493 X14,5,15,6 X2837 X16,9,17,10 X18,11,19,12 X20,14,21,13 X6,15,7,16 X10,17,11,18 X22,19,1,20 X12,22,13,21 |
| Gauss code | 1, -4, 2, -1, 3, -8, 4, -2, 5, -9, 6, -11, 7, -3, 8, -5, 9, -6, 10, -7, 11, -10 |
| Dowker-Thistlethwaite code | 4 8 14 2 16 18 20 6 10 22 12 |
| A Braid Representative | |||||
| A Morse Link Presentation |
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Three dimensional invariants
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Four dimensional invariants
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Polynomial invariants
| Alexander polynomial | [math]\displaystyle{ -t^4+5 t^3-12 t^2+19 t-21+19 t^{-1} -12 t^{-2} +5 t^{-3} - t^{-4} }[/math] |
| Conway polynomial | [math]\displaystyle{ -z^8-3 z^6-2 z^4+1 }[/math] |
| 2nd Alexander ideal (db, data sources) | [math]\displaystyle{ \{1\} }[/math] |
| Determinant and Signature | { 95, -2 } |
| Jones polynomial | [math]\displaystyle{ -q^4+3 q^3-6 q^2+10 q-12+15 q^{-1} -15 q^{-2} +13 q^{-3} -10 q^{-4} +6 q^{-5} -3 q^{-6} + q^{-7} }[/math] |
| HOMFLY-PT polynomial (db, data sources) | [math]\displaystyle{ -a^2 z^8+a^4 z^6-6 a^2 z^6+2 z^6+4 a^4 z^4-14 a^2 z^4-z^4 a^{-2} +9 z^4+5 a^4 z^2-15 a^2 z^2-3 z^2 a^{-2} +13 z^2+2 a^4-6 a^2-2 a^{-2} +7 }[/math] |
| Kauffman polynomial (db, data sources) | [math]\displaystyle{ a^2 z^{10}+z^{10}+4 a^3 z^9+7 a z^9+3 z^9 a^{-1} +6 a^4 z^8+10 a^2 z^8+3 z^8 a^{-2} +7 z^8+6 a^5 z^7-2 a^3 z^7-16 a z^7-7 z^7 a^{-1} +z^7 a^{-3} +5 a^6 z^6-8 a^4 z^6-37 a^2 z^6-12 z^6 a^{-2} -36 z^6+3 a^7 z^5-6 a^5 z^5-9 a^3 z^5-4 z^5 a^{-1} -4 z^5 a^{-3} +a^8 z^4-5 a^6 z^4+5 a^4 z^4+42 a^2 z^4+15 z^4 a^{-2} +46 z^4-3 a^7 z^3+2 a^5 z^3+10 a^3 z^3+13 a z^3+13 z^3 a^{-1} +5 z^3 a^{-3} -a^8 z^2+2 a^6 z^2-4 a^4 z^2-24 a^2 z^2-8 z^2 a^{-2} -25 z^2+a^7 z-4 a^3 z-6 a z-5 z a^{-1} -2 z a^{-3} +2 a^4+6 a^2+2 a^{-2} +7 }[/math] |
| The A2 invariant | [math]\displaystyle{ q^{20}-q^{18}+2 q^{16}-q^{14}-q^{12}+q^{10}-4 q^8+2 q^6-2 q^4+2 q^2+3+3 q^{-4} - q^{-6} - q^{-12} }[/math] |
| The G2 invariant | [math]\displaystyle{ q^{114}-2 q^{112}+4 q^{110}-6 q^{108}+5 q^{106}-4 q^{104}-2 q^{102}+11 q^{100}-20 q^{98}+28 q^{96}-30 q^{94}+21 q^{92}-4 q^{90}-18 q^{88}+46 q^{86}-64 q^{84}+71 q^{82}-62 q^{80}+34 q^{78}+5 q^{76}-50 q^{74}+94 q^{72}-120 q^{70}+122 q^{68}-91 q^{66}+28 q^{64}+51 q^{62}-120 q^{60}+164 q^{58}-153 q^{56}+91 q^{54}+2 q^{52}-95 q^{50}+142 q^{48}-123 q^{46}+48 q^{44}+53 q^{42}-131 q^{40}+140 q^{38}-78 q^{36}-43 q^{34}+164 q^{32}-242 q^{30}+220 q^{28}-117 q^{26}-45 q^{24}+200 q^{22}-292 q^{20}+287 q^{18}-190 q^{16}+33 q^{14}+123 q^{12}-226 q^{10}+246 q^8-169 q^6+45 q^4+87 q^2-158+157 q^{-2} -71 q^{-4} -46 q^{-6} +152 q^{-8} -189 q^{-10} +143 q^{-12} -26 q^{-14} -108 q^{-16} +214 q^{-18} -235 q^{-20} +177 q^{-22} -63 q^{-24} -68 q^{-26} +158 q^{-28} -189 q^{-30} +156 q^{-32} -82 q^{-34} + q^{-36} +56 q^{-38} -82 q^{-40} +74 q^{-42} -48 q^{-44} +19 q^{-46} +3 q^{-48} -15 q^{-50} +14 q^{-52} -11 q^{-54} +6 q^{-56} -2 q^{-58} + q^{-60} }[/math] |
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["K11a33"];
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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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[math]\displaystyle{ -t^4+5 t^3-12 t^2+19 t-21+19 t^{-1} -12 t^{-2} +5 t^{-3} - t^{-4} }[/math] |
In[5]:=
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Conway[K][z]
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Out[5]=
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[math]\displaystyle{ -z^8-3 z^6-2 z^4+1 }[/math] |
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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[math]\displaystyle{ \{1\} }[/math] |
In[7]:=
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{KnotDet[K], KnotSignature[K]}
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Out[7]=
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{ 95, -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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[math]\displaystyle{ -q^4+3 q^3-6 q^2+10 q-12+15 q^{-1} -15 q^{-2} +13 q^{-3} -10 q^{-4} +6 q^{-5} -3 q^{-6} + q^{-7} }[/math] |
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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[math]\displaystyle{ -a^2 z^8+a^4 z^6-6 a^2 z^6+2 z^6+4 a^4 z^4-14 a^2 z^4-z^4 a^{-2} +9 z^4+5 a^4 z^2-15 a^2 z^2-3 z^2 a^{-2} +13 z^2+2 a^4-6 a^2-2 a^{-2} +7 }[/math] |
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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[math]\displaystyle{ a^2 z^{10}+z^{10}+4 a^3 z^9+7 a z^9+3 z^9 a^{-1} +6 a^4 z^8+10 a^2 z^8+3 z^8 a^{-2} +7 z^8+6 a^5 z^7-2 a^3 z^7-16 a z^7-7 z^7 a^{-1} +z^7 a^{-3} +5 a^6 z^6-8 a^4 z^6-37 a^2 z^6-12 z^6 a^{-2} -36 z^6+3 a^7 z^5-6 a^5 z^5-9 a^3 z^5-4 z^5 a^{-1} -4 z^5 a^{-3} +a^8 z^4-5 a^6 z^4+5 a^4 z^4+42 a^2 z^4+15 z^4 a^{-2} +46 z^4-3 a^7 z^3+2 a^5 z^3+10 a^3 z^3+13 a z^3+13 z^3 a^{-1} +5 z^3 a^{-3} -a^8 z^2+2 a^6 z^2-4 a^4 z^2-24 a^2 z^2-8 z^2 a^{-2} -25 z^2+a^7 z-4 a^3 z-6 a z-5 z a^{-1} -2 z a^{-3} +2 a^4+6 a^2+2 a^{-2} +7 }[/math] |
"Similar" Knots (within the Atlas)
Same Alexander/Conway Polynomial: {10_116, K11a7, K11a82,}
Same Jones Polynomial (up to mirroring, [math]\displaystyle{ q\leftrightarrow q^{-1} }[/math]): {K11a82,}
KnotTheory`. Your input (in red) is realistic; all else should have the same content as in a real mathematica session, but with different formatting.
(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 May 31, 2006, 14:15:20.091.
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In[3]:=
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K = Knot["K11a33"];
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In[4]:=
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{A = Alexander[K][t], J = Jones[K][q]}
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KnotTheory::loading: Loading precomputed data in PD4Knots`.
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KnotTheory::loading: Loading precomputed data in Jones4Knots`.
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Out[4]=
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{ [math]\displaystyle{ -t^4+5 t^3-12 t^2+19 t-21+19 t^{-1} -12 t^{-2} +5 t^{-3} - t^{-4} }[/math], [math]\displaystyle{ -q^4+3 q^3-6 q^2+10 q-12+15 q^{-1} -15 q^{-2} +13 q^{-3} -10 q^{-4} +6 q^{-5} -3 q^{-6} + q^{-7} }[/math] } |
In[5]:=
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DeleteCases[Select[AllKnots[], (A === Alexander[#][t]) &], K]
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KnotTheory::loading: Loading precomputed data in DTCode4KnotsTo11`.
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KnotTheory::credits: The GaussCode to PD conversion was written by Siddarth Sankaran at the University of Toronto in the summer of 2005.
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Out[5]=
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{10_116, K11a7, K11a82,} |
In[6]:=
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DeleteCases[
Select[
AllKnots[],
(J === Jones[#][q] || (J /. q -> 1/q) === Jones[#][q]) &
],
K
]
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KnotTheory::loading: Loading precomputed data in Jones4Knots11`.
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Out[6]=
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{K11a82,} |
Vassiliev invariants
| V2 and V3: | (0, 2) |
| 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 [math]\displaystyle{ t^rq^j }[/math] are shown, along with their alternating sums [math]\displaystyle{ \chi }[/math] (fixed [math]\displaystyle{ j }[/math], alternation over [math]\displaystyle{ r }[/math]). The squares with yellow highlighting are those on the "critical diagonals", where [math]\displaystyle{ j-2r=s+1 }[/math] or [math]\displaystyle{ j-2r=s-1 }[/math], where [math]\displaystyle{ s= }[/math]-2 is the signature of K11a33. 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.
Modifying This Page
| Read me first: Modifying Knot Pages.
See/edit the Hoste-Thistlethwaite Knot Page master template (intermediate). See/edit the Hoste-Thistlethwaite_Splice_Base (expert). Back to the top. |
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