10 31
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![]() (KnotPlot image) |
See the full Rolfsen Knot Table. Visit 10 31's page at the Knot Server (KnotPlot driven, includes 3D interactive images!) |
Knot presentations
Planar diagram presentation | X1425 X3,12,4,13 X9,14,10,15 X13,10,14,11 X15,1,16,20 X5,17,6,16 X19,7,20,6 X7,19,8,18 X17,9,18,8 X11,2,12,3 |
Gauss code | -1, 10, -2, 1, -6, 7, -8, 9, -3, 4, -10, 2, -4, 3, -5, 6, -9, 8, -7, 5 |
Dowker-Thistlethwaite code | 4 12 16 18 14 2 10 20 8 6 |
Conway Notation | [31132] |
Minimum Braid Representative | A Morse Link Presentation | An Arc Presentation | |||||
Length is 12, width is 5, Braid index is 5 |
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![]() [{12, 5}, {1, 10}, {9, 11}, {10, 12}, {11, 8}, {6, 9}, {8, 4}, {5, 2}, {3, 1}, {4, 7}, {2, 6}, {7, 3}] |
[edit Notes on presentations of 10 31]
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[$Path, "C:/drorbn/projects/KAtlas/"];
<< KnotTheory`
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Loading KnotTheory` version of May 31, 2006, 14:15:20.091.
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In[3]:=
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K = Knot["10 31"];
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In[4]:=
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PD[K]
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KnotTheory::loading: Loading precomputed data in PD4Knots`.
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Out[4]=
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X1425 X3,12,4,13 X9,14,10,15 X13,10,14,11 X15,1,16,20 X5,17,6,16 X19,7,20,6 X7,19,8,18 X17,9,18,8 X11,2,12,3 |
In[5]:=
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GaussCode[K]
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Out[5]=
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-1, 10, -2, 1, -6, 7, -8, 9, -3, 4, -10, 2, -4, 3, -5, 6, -9, 8, -7, 5 |
In[6]:=
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DTCode[K]
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Out[6]=
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4 12 16 18 14 2 10 20 8 6 |
(The path below may be different on your system)
In[7]:=
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AppendTo[$Path, "C:/bin/LinKnot/"];
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In[8]:=
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ConwayNotation[K]
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Out[8]=
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[31132] |
In[9]:=
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br = BR[K]
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KnotTheory::credits: The minimum braids representing the knots with up to 10 crossings were provided by Thomas Gittings. See arXiv:math.GT/0401051.
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Out[9]=
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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{BR}(5,\{-1,-1,-1,-2,1,3,-2,3,3,4,-3,4\})} |
In[10]:=
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{First[br], Crossings[br], BraidIndex[K]}
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KnotTheory::credits: The braid index data known to KnotTheory` is taken from Charles Livingston's http://www.indiana.edu/~knotinfo/.
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KnotTheory::loading: Loading precomputed data in IndianaData`.
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Out[10]=
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{ 5, 12, 5 } |
In[11]:=
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Show[BraidPlot[br]]
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Out[11]=
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-Graphics- |
In[12]:=
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Show[DrawMorseLink[K]]
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KnotTheory::credits: "MorseLink was added to KnotTheory` by Siddarth Sankaran at the University of Toronto in the summer of 2005."
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KnotTheory::credits: "DrawMorseLink was written by Siddarth Sankaran at the University of Toronto in the summer of 2005."
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![]() |
Out[12]=
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-Graphics- |
In[13]:=
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ap = ArcPresentation[K]
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Out[13]=
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ArcPresentation[{12, 5}, {1, 10}, {9, 11}, {10, 12}, {11, 8}, {6, 9}, {8, 4}, {5, 2}, {3, 1}, {4, 7}, {2, 6}, {7, 3}] |
In[14]:=
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Draw[ap]
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Out[14]=
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-Graphics- |
Three dimensional invariants
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Four dimensional invariants
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Polynomial invariants
Alexander polynomial | 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 4 t^2-14 t+21-14 t^{-1} +4 t^{-2} } |
Conway polynomial | 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 4 z^4+2 z^2+1} |
2nd Alexander ideal (db, data sources) | |
Determinant and Signature | { 57, 0 } |
Jones polynomial | 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^5+2 q^4-4 q^3+7 q^2-8 q+10-9 q^{-1} +7 q^{-2} -5 q^{-3} +3 q^{-4} - q^{-5} } |
HOMFLY-PT polynomial (db, data sources) | 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 -z^2 a^4+z^4 a^2-a^2+2 z^4+3 z^2+2+z^4 a^{-2} +z^2 a^{-2} + a^{-2} -z^2 a^{-4} - a^{-4} } |
Kauffman polynomial (db, data sources) | 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 a z^9+z^9 a^{-1} +3 a^2 z^8+2 z^8 a^{-2} +5 z^8+4 a^3 z^7+3 a z^7+z^7 a^{-1} +2 z^7 a^{-3} +3 a^4 z^6-6 a^2 z^6-3 z^6 a^{-2} +2 z^6 a^{-4} -14 z^6+a^5 z^5-10 a^3 z^5-12 a z^5-4 z^5 a^{-1} -2 z^5 a^{-3} +z^5 a^{-5} -7 a^4 z^4+5 a^2 z^4+3 z^4 a^{-2} -5 z^4 a^{-4} +20 z^4-2 a^5 z^3+7 a^3 z^3+15 a z^3+6 z^3 a^{-1} -3 z^3 a^{-3} -3 z^3 a^{-5} +2 a^4 z^2-3 a^2 z^2-2 z^2 a^{-2} +3 z^2 a^{-4} -10 z^2-2 a^3 z-4 a z-2 z a^{-1} +2 z a^{-3} +2 z a^{-5} +a^2- a^{-2} - a^{-4} +2} |
The A2 invariant | 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^{16}+q^{14}+q^{12}-2 q^{10}+q^8-q^6-q^4+2 q^2+3 q^{-2} + q^{-6} +2 q^{-8} -2 q^{-10} - q^{-16} } |
The G2 invariant | 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^{80}-2 q^{78}+4 q^{76}-7 q^{74}+6 q^{72}-4 q^{70}-3 q^{68}+14 q^{66}-21 q^{64}+28 q^{62}-28 q^{60}+14 q^{58}+6 q^{56}-32 q^{54}+53 q^{52}-58 q^{50}+48 q^{48}-19 q^{46}-17 q^{44}+51 q^{42}-68 q^{40}+61 q^{38}-34 q^{36}-8 q^{34}+37 q^{32}-49 q^{30}+35 q^{28}-4 q^{26}-27 q^{24}+49 q^{22}-47 q^{20}+15 q^{18}+25 q^{16}-67 q^{14}+87 q^{12}-75 q^{10}+39 q^8+14 q^6-60 q^4+93 q^2-92+66 q^{-2} -20 q^{-4} -28 q^{-6} +61 q^{-8} -62 q^{-10} +44 q^{-12} -6 q^{-14} -22 q^{-16} +39 q^{-18} -32 q^{-20} +6 q^{-22} +27 q^{-24} -50 q^{-26} +56 q^{-28} -36 q^{-30} + q^{-32} +34 q^{-34} -54 q^{-36} +61 q^{-38} -47 q^{-40} +22 q^{-42} +3 q^{-44} -27 q^{-46} +36 q^{-48} -37 q^{-50} +28 q^{-52} -15 q^{-54} +2 q^{-56} +7 q^{-58} -15 q^{-60} +15 q^{-62} -13 q^{-64} +8 q^{-66} -3 q^{-68} -2 q^{-70} +3 q^{-72} -4 q^{-74} +3 q^{-76} - q^{-78} + q^{-80} } |
A1 Invariants.
Weight | Invariant |
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1 | 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^{11}+2 q^9-2 q^7+2 q^5-2 q^3+q+2 q^{-1} - q^{-3} +3 q^{-5} -2 q^{-7} + q^{-9} - q^{-11} } |
2 | 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^{32}-2 q^{30}-q^{28}+6 q^{26}-4 q^{24}-6 q^{22}+11 q^{20}-2 q^{18}-13 q^{16}+12 q^{14}+4 q^{12}-14 q^{10}+8 q^8+7 q^6-8 q^4-2 q^2+6+4 q^{-2} -11 q^{-4} +3 q^{-6} +13 q^{-8} -12 q^{-10} -2 q^{-12} +14 q^{-14} -8 q^{-16} -5 q^{-18} +8 q^{-20} -3 q^{-22} -3 q^{-24} +3 q^{-26} - q^{-28} - q^{-30} + q^{-32} } |
3 | 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^{63}+2 q^{61}+q^{59}-3 q^{57}-3 q^{55}+4 q^{53}+8 q^{51}-7 q^{49}-13 q^{47}+7 q^{45}+21 q^{43}-2 q^{41}-31 q^{39}-8 q^{37}+39 q^{35}+22 q^{33}-40 q^{31}-40 q^{29}+34 q^{27}+54 q^{25}-25 q^{23}-62 q^{21}+12 q^{19}+63 q^{17}+2 q^{15}-56 q^{13}-12 q^{11}+43 q^9+25 q^7-30 q^5-28 q^3+10 q+39 q^{-1} +7 q^{-3} -43 q^{-5} -24 q^{-7} +43 q^{-9} +40 q^{-11} -40 q^{-13} -51 q^{-15} +30 q^{-17} +59 q^{-19} -17 q^{-21} -54 q^{-23} + q^{-25} +49 q^{-27} +7 q^{-29} -33 q^{-31} -15 q^{-33} +21 q^{-35} +12 q^{-37} -11 q^{-39} -9 q^{-41} +5 q^{-43} +5 q^{-45} -3 q^{-47} -2 q^{-49} +2 q^{-51} + q^{-53} -2 q^{-55} + q^{-59} + q^{-61} - q^{-63} } |
4 | 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^{104}-2 q^{102}-q^{100}+3 q^{98}+3 q^{94}-7 q^{92}-3 q^{90}+9 q^{88}+9 q^{84}-20 q^{82}-15 q^{80}+21 q^{78}+15 q^{76}+30 q^{74}-39 q^{72}-54 q^{70}+4 q^{68}+34 q^{66}+102 q^{64}-7 q^{62}-104 q^{60}-91 q^{58}-16 q^{56}+184 q^{54}+121 q^{52}-58 q^{50}-199 q^{48}-175 q^{46}+161 q^{44}+257 q^{42}+100 q^{40}-198 q^{38}-326 q^{36}+22 q^{34}+272 q^{32}+244 q^{30}-85 q^{28}-343 q^{26}-108 q^{24}+172 q^{22}+267 q^{20}+37 q^{18}-236 q^{16}-163 q^{14}+46 q^{12}+202 q^{10}+108 q^8-95 q^6-170 q^4-62 q^2+117+163 q^{-2} +47 q^{-4} -179 q^{-6} -175 q^{-8} +31 q^{-10} +219 q^{-12} +194 q^{-14} -153 q^{-16} -275 q^{-18} -96 q^{-20} +212 q^{-22} +323 q^{-24} -43 q^{-26} -279 q^{-28} -225 q^{-30} +89 q^{-32} +334 q^{-34} +99 q^{-36} -144 q^{-38} -246 q^{-40} -68 q^{-42} +201 q^{-44} +141 q^{-46} +14 q^{-48} -141 q^{-50} -122 q^{-52} +50 q^{-54} +77 q^{-56} +71 q^{-58} -31 q^{-60} -74 q^{-62} -9 q^{-64} +8 q^{-66} +44 q^{-68} +9 q^{-70} -22 q^{-72} -6 q^{-74} -12 q^{-76} +13 q^{-78} +6 q^{-80} -3 q^{-82} +4 q^{-84} -7 q^{-86} + q^{-88} - q^{-92} +4 q^{-94} - q^{-96} - q^{-100} - q^{-102} + q^{-104} } |
5 |
A2 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^{16}+q^{14}+q^{12}-2 q^{10}+q^8-q^6-q^4+2 q^2+3 q^{-2} + q^{-6} +2 q^{-8} -2 q^{-10} - q^{-16} } |
1,1 | 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^{44}-4 q^{42}+10 q^{40}-22 q^{38}+42 q^{36}-66 q^{34}+98 q^{32}-142 q^{30}+182 q^{28}-214 q^{26}+240 q^{24}-248 q^{22}+228 q^{20}-176 q^{18}+94 q^{16}+2 q^{14}-118 q^{12}+238 q^{10}-342 q^8+424 q^6-469 q^4+480 q^2-448+388 q^{-2} -294 q^{-4} +186 q^{-6} -70 q^{-8} -26 q^{-10} +111 q^{-12} -174 q^{-14} +210 q^{-16} -214 q^{-18} +203 q^{-20} -184 q^{-22} +154 q^{-24} -124 q^{-26} +94 q^{-28} -72 q^{-30} +50 q^{-32} -34 q^{-34} +21 q^{-36} -12 q^{-38} +6 q^{-40} -2 q^{-42} + q^{-44} } |
2,0 | 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^{42}-q^{40}-2 q^{38}+q^{36}+4 q^{34}+q^{32}-7 q^{30}-2 q^{28}+7 q^{26}+2 q^{24}-8 q^{22}-3 q^{20}+9 q^{18}+3 q^{16}-9 q^{14}-q^{12}+8 q^{10}-2 q^8-4 q^6+2 q^4+q^2-1+3 q^{-2} +4 q^{-4} -5 q^{-6} +11 q^{-10} +3 q^{-12} -10 q^{-14} +2 q^{-16} +9 q^{-18} - q^{-20} -9 q^{-22} -2 q^{-24} +5 q^{-26} - q^{-28} -4 q^{-30} +2 q^{-34} - q^{-38} + q^{-42} } |
A3 Invariants.
Weight | Invariant |
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0,1,0 | 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^{34}-2 q^{32}+3 q^{28}-5 q^{26}+3 q^{24}+6 q^{22}-10 q^{20}+3 q^{18}+8 q^{16}-13 q^{14}+9 q^{10}-8 q^8-2 q^6+6 q^4+q^2-2+10 q^{-4} - q^{-6} -5 q^{-8} +14 q^{-10} + q^{-12} -11 q^{-14} +9 q^{-16} - q^{-18} -10 q^{-20} +3 q^{-22} -4 q^{-26} +2 q^{-28} + q^{-30} - q^{-32} + q^{-34} } |
1,0,0 | 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^{21}+q^{19}+q^{15}-2 q^{13}+q^{11}-2 q^9-q^5+2 q^3+q+ q^{-1} +3 q^{-3} +2 q^{-7} +2 q^{-11} -2 q^{-13} - q^{-17} - q^{-21} } |
B2 Invariants.
Weight | Invariant |
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0,1 | 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^{34}+2 q^{32}-4 q^{30}+7 q^{28}-9 q^{26}+11 q^{24}-14 q^{22}+14 q^{20}-13 q^{18}+10 q^{16}-5 q^{14}+7 q^{10}-14 q^8+20 q^6-24 q^4+27 q^2-26+24 q^{-2} -18 q^{-4} +13 q^{-6} -5 q^{-8} +7 q^{-12} -9 q^{-14} +13 q^{-16} -13 q^{-18} +12 q^{-20} -11 q^{-22} +8 q^{-24} -6 q^{-26} +4 q^{-28} -3 q^{-30} + q^{-32} - q^{-34} } |
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^{56}-2 q^{52}-2 q^{50}+2 q^{48}+5 q^{46}-q^{44}-7 q^{42}-3 q^{40}+8 q^{38}+10 q^{36}-5 q^{34}-14 q^{32}-3 q^{30}+13 q^{28}+10 q^{26}-9 q^{24}-14 q^{22}+q^{20}+13 q^{18}+4 q^{16}-10 q^{14}-6 q^{12}+7 q^{10}+7 q^8-5 q^6-8 q^4+4 q^2+9- q^{-2} -9 q^{-4} + q^{-6} +11 q^{-8} +5 q^{-10} -9 q^{-12} -6 q^{-14} +10 q^{-16} +14 q^{-18} -3 q^{-20} -14 q^{-22} -5 q^{-24} +12 q^{-26} +9 q^{-28} -6 q^{-30} -12 q^{-32} -3 q^{-34} +7 q^{-36} +4 q^{-38} -3 q^{-40} -5 q^{-42} - q^{-44} +3 q^{-46} +2 q^{-48} - q^{-50} - q^{-52} + q^{-56} } |
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^{80}-2 q^{78}+4 q^{76}-7 q^{74}+6 q^{72}-4 q^{70}-3 q^{68}+14 q^{66}-21 q^{64}+28 q^{62}-28 q^{60}+14 q^{58}+6 q^{56}-32 q^{54}+53 q^{52}-58 q^{50}+48 q^{48}-19 q^{46}-17 q^{44}+51 q^{42}-68 q^{40}+61 q^{38}-34 q^{36}-8 q^{34}+37 q^{32}-49 q^{30}+35 q^{28}-4 q^{26}-27 q^{24}+49 q^{22}-47 q^{20}+15 q^{18}+25 q^{16}-67 q^{14}+87 q^{12}-75 q^{10}+39 q^8+14 q^6-60 q^4+93 q^2-92+66 q^{-2} -20 q^{-4} -28 q^{-6} +61 q^{-8} -62 q^{-10} +44 q^{-12} -6 q^{-14} -22 q^{-16} +39 q^{-18} -32 q^{-20} +6 q^{-22} +27 q^{-24} -50 q^{-26} +56 q^{-28} -36 q^{-30} + q^{-32} +34 q^{-34} -54 q^{-36} +61 q^{-38} -47 q^{-40} +22 q^{-42} +3 q^{-44} -27 q^{-46} +36 q^{-48} -37 q^{-50} +28 q^{-52} -15 q^{-54} +2 q^{-56} +7 q^{-58} -15 q^{-60} +15 q^{-62} -13 q^{-64} +8 q^{-66} -3 q^{-68} -2 q^{-70} +3 q^{-72} -4 q^{-74} +3 q^{-76} - q^{-78} + q^{-80} } |
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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 31"];
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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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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 4 t^2-14 t+21-14 t^{-1} +4 t^{-2} } |
In[5]:=
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Conway[K][z]
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Out[5]=
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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 4 z^4+2 z^2+1} |
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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{ 57, 0 } |
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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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^5+2 q^4-4 q^3+7 q^2-8 q+10-9 q^{-1} +7 q^{-2} -5 q^{-3} +3 q^{-4} - q^{-5} } |
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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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 -z^2 a^4+z^4 a^2-a^2+2 z^4+3 z^2+2+z^4 a^{-2} +z^2 a^{-2} + a^{-2} -z^2 a^{-4} - a^{-4} } |
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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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 a z^9+z^9 a^{-1} +3 a^2 z^8+2 z^8 a^{-2} +5 z^8+4 a^3 z^7+3 a z^7+z^7 a^{-1} +2 z^7 a^{-3} +3 a^4 z^6-6 a^2 z^6-3 z^6 a^{-2} +2 z^6 a^{-4} -14 z^6+a^5 z^5-10 a^3 z^5-12 a z^5-4 z^5 a^{-1} -2 z^5 a^{-3} +z^5 a^{-5} -7 a^4 z^4+5 a^2 z^4+3 z^4 a^{-2} -5 z^4 a^{-4} +20 z^4-2 a^5 z^3+7 a^3 z^3+15 a z^3+6 z^3 a^{-1} -3 z^3 a^{-3} -3 z^3 a^{-5} +2 a^4 z^2-3 a^2 z^2-2 z^2 a^{-2} +3 z^2 a^{-4} -10 z^2-2 a^3 z-4 a z-2 z a^{-1} +2 z a^{-3} +2 z a^{-5} +a^2- a^{-2} - a^{-4} +2} |
"Similar" Knots (within the Atlas)
Same Alexander/Conway Polynomial: {10_68,}
Same Jones Polynomial (up to mirroring, ): {}
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["10 31"];
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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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{ 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 4 t^2-14 t+21-14 t^{-1} +4 t^{-2} } , 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^5+2 q^4-4 q^3+7 q^2-8 q+10-9 q^{-1} +7 q^{-2} -5 q^{-3} +3 q^{-4} - q^{-5} } } |
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_68,} |
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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{} |
Vassiliev invariants
V2 and V3: | (2, 1) |
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 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=} 0 is the signature of 10 31. 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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The Coloured Jones Polynomials
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 n} | 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_n} |
2 | 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^{15}-2 q^{14}+5 q^{12}-8 q^{11}+16 q^9-21 q^8-3 q^7+38 q^6-37 q^5-13 q^4+63 q^3-47 q^2-27 q+78-45 q^{-1} -35 q^{-2} +72 q^{-3} -30 q^{-4} -34 q^{-5} +50 q^{-6} -12 q^{-7} -26 q^{-8} +25 q^{-9} - q^{-10} -13 q^{-11} +8 q^{-12} + q^{-13} -3 q^{-14} + q^{-15} } |
3 | 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^{30}+2 q^{29}-q^{27}-3 q^{26}+5 q^{25}+q^{24}-5 q^{23}-4 q^{22}+13 q^{21}+q^{20}-19 q^{19}-6 q^{18}+36 q^{17}+10 q^{16}-55 q^{15}-24 q^{14}+76 q^{13}+52 q^{12}-103 q^{11}-79 q^{10}+113 q^9+128 q^8-132 q^7-160 q^6+124 q^5+208 q^4-129 q^3-227 q^2+105 q+258-97 q^{-1} -256 q^{-2} +67 q^{-3} +256 q^{-4} -42 q^{-5} -238 q^{-6} +12 q^{-7} +212 q^{-8} +16 q^{-9} -177 q^{-10} -39 q^{-11} +138 q^{-12} +53 q^{-13} -98 q^{-14} -59 q^{-15} +64 q^{-16} +53 q^{-17} -36 q^{-18} -42 q^{-19} +17 q^{-20} +30 q^{-21} -7 q^{-22} -19 q^{-23} +3 q^{-24} +10 q^{-25} - q^{-26} -4 q^{-27} - q^{-28} +3 q^{-29} - q^{-30} } |
4 | 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^{50}-2 q^{49}+q^{47}-q^{46}+6 q^{45}-7 q^{44}+q^{43}+2 q^{42}-9 q^{41}+17 q^{40}-14 q^{39}+10 q^{38}+9 q^{37}-34 q^{36}+23 q^{35}-30 q^{34}+41 q^{33}+44 q^{32}-70 q^{31}+6 q^{30}-95 q^{29}+84 q^{28}+146 q^{27}-64 q^{26}-21 q^{25}-267 q^{24}+65 q^{23}+301 q^{22}+63 q^{21}+39 q^{20}-536 q^{19}-113 q^{18}+403 q^{17}+306 q^{16}+274 q^{15}-781 q^{14}-427 q^{13}+349 q^{12}+542 q^{11}+640 q^{10}-892 q^9-735 q^8+170 q^7+664 q^6+987 q^5-867 q^4-923 q^3-36 q^2+660 q+1213-751 q^{-1} -969 q^{-2} -215 q^{-3} +552 q^{-4} +1288 q^{-5} -548 q^{-6} -875 q^{-7} -371 q^{-8} +343 q^{-9} +1215 q^{-10} -275 q^{-11} -645 q^{-12} -466 q^{-13} +63 q^{-14} +980 q^{-15} -17 q^{-16} -316 q^{-17} -438 q^{-18} -187 q^{-19} +632 q^{-20} +111 q^{-21} -18 q^{-22} -281 q^{-23} -283 q^{-24} +296 q^{-25} +87 q^{-26} +123 q^{-27} -102 q^{-28} -220 q^{-29} +96 q^{-30} +12 q^{-31} +110 q^{-32} -5 q^{-33} -111 q^{-34} +28 q^{-35} -18 q^{-36} +52 q^{-37} +10 q^{-38} -42 q^{-39} +13 q^{-40} -12 q^{-41} +16 q^{-42} +5 q^{-43} -13 q^{-44} +4 q^{-45} -3 q^{-46} +4 q^{-47} + q^{-48} -3 q^{-49} + q^{-50} } |
Computer Talk
Much of the above data can be recomputed by Mathematica using the package KnotTheory`
. See A Sample KnotTheory` Session, or any of the Computer Talk sections above.
Modifying This Page
Read me first: Modifying Knot Pages
See/edit the Rolfsen Knot Page master template (intermediate). See/edit the Rolfsen_Splice_Base (expert). Back to the top. |
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