10 19
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![]() (KnotPlot image) |
See the full Rolfsen Knot Table. Visit 10 19's page at the Knot Server (KnotPlot driven, includes 3D interactive images!) |
Knot presentations
Planar diagram presentation | X1627 X3,12,4,13 X15,1,16,20 X7,17,8,16 X19,9,20,8 X9,19,10,18 X17,11,18,10 X5,14,6,15 X11,2,12,3 X13,4,14,5 |
Gauss code | -1, 9, -2, 10, -8, 1, -4, 5, -6, 7, -9, 2, -10, 8, -3, 4, -7, 6, -5, 3 |
Dowker-Thistlethwaite code | 6 12 14 16 18 2 4 20 10 8 |
Conway Notation | [41113] |
Minimum Braid Representative | A Morse Link Presentation | An Arc Presentation | ||||
Length is 11, width is 4, Braid index is 4 |
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![]() [{12, 7}, {2, 8}, {1, 6}, {7, 3}, {4, 2}, {3, 5}, {6, 4}, {5, 9}, {8, 10}, {9, 11}, {10, 12}, {11, 1}] |
[edit Notes on presentations of 10 19]
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[$Path, "C:/drorbn/projects/KAtlas/"];
<< KnotTheory`
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Loading KnotTheory` version of May 31, 2006, 14:15:20.091.
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In[3]:=
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K = Knot["10 19"];
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In[4]:=
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PD[K]
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KnotTheory::loading: Loading precomputed data in PD4Knots`.
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Out[4]=
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X1627 X3,12,4,13 X15,1,16,20 X7,17,8,16 X19,9,20,8 X9,19,10,18 X17,11,18,10 X5,14,6,15 X11,2,12,3 X13,4,14,5 |
In[5]:=
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GaussCode[K]
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Out[5]=
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-1, 9, -2, 10, -8, 1, -4, 5, -6, 7, -9, 2, -10, 8, -3, 4, -7, 6, -5, 3 |
In[6]:=
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DTCode[K]
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Out[6]=
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6 12 14 16 18 2 4 20 10 8 |
(The path below may be different on your system)
In[7]:=
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AppendTo[$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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[41113] |
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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}(4,\{-1,-1,-1,-1,2,-1,2,2,3,-2,3\})} |
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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{ 4, 11, 4 } |
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, 7}, {2, 8}, {1, 6}, {7, 3}, {4, 2}, {3, 5}, {6, 4}, {5, 9}, {8, 10}, {9, 11}, {10, 12}, {11, 1}] |
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 2 t^3-7 t^2+11 t-11+11 t^{-1} -7 t^{-2} +2 t^{-3} } |
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 2 z^6+5 z^4+z^2+1} |
2nd Alexander ideal (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 \{1\}} |
Determinant and Signature | { 51, -2 } |
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^4+2 q^3-3 q^2+6 q-7+8 q^{-1} -8 q^{-2} +7 q^{-3} -5 q^{-4} +3 q^{-5} - q^{-6} } |
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 a^2 z^6+z^6-a^4 z^4+3 a^2 z^4-z^4 a^{-2} +4 z^4-2 a^4 z^2+a^2 z^2-3 z^2 a^{-2} +5 z^2-a^2- a^{-2} +3} |
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+5 a^3 z^7+3 a z^7-z^7 a^{-1} +z^7 a^{-3} +6 a^4 z^6-3 a^2 z^6-10 z^6 a^{-2} -19 z^6+5 a^5 z^5-7 a^3 z^5-15 a z^5-8 z^5 a^{-1} -5 z^5 a^{-3} +3 a^6 z^4-8 a^4 z^4-4 a^2 z^4+16 z^4 a^{-2} +23 z^4+a^7 z^3-4 a^5 z^3+11 a z^3+13 z^3 a^{-1} +7 z^3 a^{-3} -a^6 z^2+3 a^4 z^2-9 z^2 a^{-2} -13 z^2+a^5 z+a^3 z-2 a z-4 z a^{-1} -2 z a^{-3} +a^2+ a^{-2} +3} |
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^{18}+q^{16}+q^{10}-2 q^8+q^6-q^4+q^2+2+2 q^{-4} - q^{-12} } |
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^{100}-2 q^{98}+3 q^{96}-4 q^{94}+2 q^{92}-q^{90}-2 q^{88}+8 q^{86}-11 q^{84}+14 q^{82}-13 q^{80}+7 q^{78}+q^{76}-11 q^{74}+21 q^{72}-26 q^{70}+25 q^{68}-19 q^{66}+3 q^{64}+12 q^{62}-23 q^{60}+30 q^{58}-27 q^{56}+18 q^{54}-5 q^{52}-10 q^{50}+20 q^{48}-21 q^{46}+13 q^{44}-q^{42}-12 q^{40}+18 q^{38}-13 q^{36}+q^{34}+17 q^{32}-33 q^{30}+38 q^{28}-29 q^{26}+2 q^{24}+27 q^{22}-49 q^{20}+57 q^{18}-43 q^{16}+17 q^{14}+13 q^{12}-36 q^{10}+47 q^8-42 q^6+21 q^4+4 q^2-20+28 q^{-2} -18 q^{-4} +7 q^{-6} +14 q^{-8} -24 q^{-10} +24 q^{-12} -15 q^{-14} -3 q^{-16} +28 q^{-18} -39 q^{-20} +40 q^{-22} -24 q^{-24} + q^{-26} +23 q^{-28} -38 q^{-30} +38 q^{-32} -29 q^{-34} +9 q^{-36} +7 q^{-38} -20 q^{-40} +22 q^{-42} -17 q^{-44} +9 q^{-46} - q^{-48} -4 q^{-50} +4 q^{-52} -5 q^{-54} +3 q^{-56} - q^{-58} + q^{-60} } |
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^{13}+2 q^{11}-2 q^9+2 q^7-q^5+q- q^{-1} +3 q^{-3} - q^{-5} + q^{-7} - q^{-9} } |
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^{36}-2 q^{34}+4 q^{30}-6 q^{28}+q^{26}+7 q^{24}-9 q^{22}+q^{20}+8 q^{18}-7 q^{16}-q^{14}+7 q^{12}-q^{10}-5 q^8+2 q^6+5 q^4-5 q^2-4+9 q^{-2} - q^{-4} -8 q^{-6} +8 q^{-8} +3 q^{-10} -8 q^{-12} +5 q^{-14} +4 q^{-16} -6 q^{-18} +3 q^{-22} -2 q^{-24} - q^{-26} + q^{-28} } |
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^{69}+2 q^{67}-2 q^{63}+3 q^{59}+q^{57}-7 q^{55}+2 q^{53}+7 q^{51}-4 q^{49}-9 q^{47}+7 q^{45}+10 q^{43}-11 q^{41}-11 q^{39}+15 q^{37}+14 q^{35}-16 q^{33}-17 q^{31}+13 q^{29}+20 q^{27}-5 q^{25}-21 q^{23}-7 q^{21}+18 q^{19}+16 q^{17}-12 q^{15}-22 q^{13}+5 q^{11}+29 q^9+2 q^7-25 q^5-10 q^3+23 q+14 q^{-1} -19 q^{-3} -19 q^{-5} +14 q^{-7} +23 q^{-9} -8 q^{-11} -25 q^{-13} +2 q^{-15} +28 q^{-17} +5 q^{-19} -24 q^{-21} -14 q^{-23} +21 q^{-25} +18 q^{-27} -11 q^{-29} -21 q^{-31} +4 q^{-33} +17 q^{-35} +3 q^{-37} -12 q^{-39} -7 q^{-41} +6 q^{-43} +6 q^{-45} -2 q^{-47} -4 q^{-49} +2 q^{-53} + q^{-55} - q^{-57} } |
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^{112}-2 q^{110}+2 q^{106}-2 q^{104}+3 q^{102}-5 q^{100}+2 q^{98}+5 q^{96}-6 q^{94}+8 q^{92}-10 q^{90}+2 q^{88}+6 q^{86}-13 q^{84}+18 q^{82}-4 q^{80}-11 q^{76}-29 q^{74}+40 q^{72}+26 q^{70}+5 q^{68}-44 q^{66}-69 q^{64}+48 q^{62}+75 q^{60}+42 q^{58}-62 q^{56}-122 q^{54}+11 q^{52}+89 q^{50}+96 q^{48}-14 q^{46}-123 q^{44}-56 q^{42}+26 q^{40}+100 q^{38}+64 q^{36}-44 q^{34}-80 q^{32}-66 q^{30}+36 q^{28}+99 q^{26}+51 q^{24}-48 q^{22}-106 q^{20}-32 q^{18}+77 q^{16}+97 q^{14}-12 q^{12}-96 q^{10}-57 q^8+52 q^6+103 q^4-77-68 q^{-2} +29 q^{-4} +106 q^{-6} +20 q^{-8} -57 q^{-10} -92 q^{-12} -12 q^{-14} +101 q^{-16} +59 q^{-18} -4 q^{-20} -97 q^{-22} -75 q^{-24} +51 q^{-26} +80 q^{-28} +70 q^{-30} -49 q^{-32} -105 q^{-34} -28 q^{-36} +37 q^{-38} +102 q^{-40} +29 q^{-42} -62 q^{-44} -67 q^{-46} -34 q^{-48} +61 q^{-50} +62 q^{-52} +8 q^{-54} -36 q^{-56} -59 q^{-58} +2 q^{-60} +32 q^{-62} +31 q^{-64} +8 q^{-66} -31 q^{-68} -17 q^{-70} -2 q^{-72} +14 q^{-74} +16 q^{-76} -5 q^{-78} -6 q^{-80} -6 q^{-82} +6 q^{-86} + q^{-88} -2 q^{-92} - q^{-94} + q^{-96} } |
5 | 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^{165}+2 q^{163}-2 q^{159}+2 q^{157}-q^{155}-q^{153}+2 q^{151}-4 q^{147}+2 q^{143}+2 q^{141}+4 q^{139}+2 q^{137}-4 q^{135}-14 q^{133}-7 q^{131}+10 q^{129}+19 q^{127}+27 q^{125}-51 q^{121}-59 q^{119}-4 q^{117}+76 q^{115}+110 q^{113}+37 q^{111}-115 q^{109}-192 q^{107}-77 q^{105}+152 q^{103}+280 q^{101}+152 q^{99}-166 q^{97}-387 q^{95}-260 q^{93}+150 q^{91}+477 q^{89}+387 q^{87}-77 q^{85}-517 q^{83}-524 q^{81}-49 q^{79}+497 q^{77}+622 q^{75}+207 q^{73}-382 q^{71}-648 q^{69}-370 q^{67}+195 q^{65}+578 q^{63}+484 q^{61}+21 q^{59}-412 q^{57}-513 q^{55}-235 q^{53}+195 q^{51}+457 q^{49}+380 q^{47}+28 q^{45}-330 q^{43}-440 q^{41}-214 q^{39}+188 q^{37}+435 q^{35}+323 q^{33}-68 q^{31}-385 q^{29}-358 q^{27}-17 q^{25}+336 q^{23}+362 q^{21}+34 q^{19}-310 q^{17}-338 q^{15}-39 q^{13}+309 q^{11}+349 q^9+28 q^7-329 q^5-372 q^3-47 q+346 q^{-1} +422 q^{-3} +103 q^{-5} -326 q^{-7} -471 q^{-9} -194 q^{-11} +263 q^{-13} +494 q^{-15} +305 q^{-17} -144 q^{-19} -470 q^{-21} -407 q^{-23} -13 q^{-25} +381 q^{-27} +463 q^{-29} +180 q^{-31} -231 q^{-33} -447 q^{-35} -325 q^{-37} +42 q^{-39} +363 q^{-41} +395 q^{-43} +144 q^{-45} -197 q^{-47} -391 q^{-49} -290 q^{-51} +24 q^{-53} +294 q^{-55} +339 q^{-57} +153 q^{-59} -141 q^{-61} -317 q^{-63} -250 q^{-65} -14 q^{-67} +204 q^{-69} +271 q^{-71} +141 q^{-73} -78 q^{-75} -216 q^{-77} -191 q^{-79} -40 q^{-81} +119 q^{-83} +177 q^{-85} +107 q^{-87} -24 q^{-89} -118 q^{-91} -119 q^{-93} -38 q^{-95} +50 q^{-97} +88 q^{-99} +63 q^{-101} + q^{-103} -48 q^{-105} -56 q^{-107} -22 q^{-109} +14 q^{-111} +32 q^{-113} +27 q^{-115} +4 q^{-117} -16 q^{-119} -17 q^{-121} -6 q^{-123} +2 q^{-125} +8 q^{-127} +8 q^{-129} -4 q^{-133} -3 q^{-135} - q^{-137} +2 q^{-141} + q^{-143} - q^{-145} } |
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^{18}+q^{16}+q^{10}-2 q^8+q^6-q^4+q^2+2+2 q^{-4} - q^{-12} } |
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^{52}-4 q^{50}+8 q^{48}-12 q^{46}+20 q^{44}-32 q^{42}+42 q^{40}-52 q^{38}+64 q^{36}-78 q^{34}+86 q^{32}-88 q^{30}+90 q^{28}-86 q^{26}+74 q^{24}-56 q^{22}+29 q^{20}+4 q^{18}-44 q^{16}+88 q^{14}-132 q^{12}+180 q^{10}-210 q^8+228 q^6-229 q^4+216 q^2-186+136 q^{-2} -85 q^{-4} +32 q^{-6} +24 q^{-8} -66 q^{-10} +107 q^{-12} -124 q^{-14} +136 q^{-16} -130 q^{-18} +111 q^{-20} -92 q^{-22} +66 q^{-24} -44 q^{-26} +25 q^{-28} -14 q^{-30} +6 q^{-32} -2 q^{-34} + q^{-36} } |
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^{46}-q^{44}-q^{42}+q^{40}+q^{34}-4 q^{30}-2 q^{28}+4 q^{26}+q^{24}-5 q^{22}+3 q^{20}+7 q^{18}-q^{16}-3 q^{14}+3 q^{12}+2 q^{10}-4 q^8-2 q^6+q^4-2 q^2-2+4 q^{-2} + q^{-4} -2 q^{-6} +4 q^{-8} +5 q^{-10} -3 q^{-14} +3 q^{-16} +3 q^{-18} -2 q^{-20} -4 q^{-22} + q^{-26} - q^{-28} - q^{-30} + q^{-34} } |
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^{42}-2 q^{40}-q^{38}+5 q^{36}-3 q^{34}-4 q^{32}+8 q^{30}-2 q^{28}-7 q^{26}+8 q^{24}-7 q^{20}+4 q^{18}+q^{16}-5 q^{14}-q^{12}+3 q^{10}+2 q^8-4 q^6+3 q^4+8 q^2-5+ q^{-2} +8 q^{-4} -5 q^{-6} + q^{-8} +5 q^{-10} -4 q^{-12} - q^{-14} +2 q^{-16} -4 q^{-18} + q^{-22} - q^{-24} + q^{-26} } |
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^{23}+q^{21}-q^{19}+2 q^{17}-q^{15}+q^{13}-2 q^{11}-q^7+2 q^3+q+3 q^{-1} +2 q^{-5} - q^{-7} + q^{-9} - q^{-11} - q^{-15} } |
A4 Invariants.
Weight | Invariant |
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0,1,0,0 | 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^{52}-q^{50}-2 q^{48}+2 q^{46}+2 q^{44}-3 q^{42}-2 q^{40}+4 q^{38}+3 q^{36}-4 q^{34}-q^{32}+6 q^{30}-q^{28}-6 q^{26}+q^{24}+q^{22}-6 q^{20}-q^{18}+3 q^{16}-2 q^{14}-3 q^{12}+4 q^{10}+4 q^8-5 q^6+q^4+10 q^2+3- q^{-2} +6 q^{-4} +7 q^{-6} - q^{-8} - q^{-10} - q^{-14} -4 q^{-16} -2 q^{-18} - q^{-20} -2 q^{-22} + q^{-26} + q^{-32} } |
1,0,0,0 | 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^{28}+q^{26}-q^{24}+q^{22}+q^{20}-q^{18}+q^{16}-2 q^{14}-2 q^{10}+2 q^4+2 q^2+2+3 q^{-2} +2 q^{-6} - q^{-8} - q^{-14} - q^{-18} } |
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^{42}+2 q^{40}-3 q^{38}+5 q^{36}-7 q^{34}+8 q^{32}-10 q^{30}+10 q^{28}-9 q^{26}+8 q^{24}-4 q^{22}+q^{20}+4 q^{18}-9 q^{16}+13 q^{14}-17 q^{12}+19 q^{10}-20 q^8+18 q^6-15 q^4+12 q^2-7+3 q^{-2} +4 q^{-4} -5 q^{-6} +9 q^{-8} -9 q^{-10} +10 q^{-12} -9 q^{-14} +8 q^{-16} -6 q^{-18} +4 q^{-20} -3 q^{-22} + q^{-24} - q^{-26} } |
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^{68}-2 q^{64}-2 q^{62}+q^{60}+5 q^{58}+2 q^{56}-5 q^{54}-6 q^{52}+q^{50}+9 q^{48}+4 q^{46}-7 q^{44}-8 q^{42}+2 q^{40}+10 q^{38}+2 q^{36}-8 q^{34}-6 q^{32}+5 q^{30}+7 q^{28}-3 q^{26}-8 q^{24}-q^{22}+7 q^{20}+3 q^{18}-5 q^{16}-3 q^{14}+5 q^{12}+4 q^{10}-4 q^8-4 q^6+5 q^4+8 q^2-2-10 q^{-2} -2 q^{-4} +11 q^{-6} +7 q^{-8} -5 q^{-10} -10 q^{-12} +2 q^{-14} +10 q^{-16} +5 q^{-18} -6 q^{-20} -7 q^{-22} +2 q^{-24} +6 q^{-26} -5 q^{-30} -3 q^{-32} +2 q^{-34} +2 q^{-36} - q^{-38} - q^{-40} + q^{-44} } |
D4 Invariants.
Weight | Invariant |
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1,0,0,0 | 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^{58}-2 q^{56}+q^{54}-2 q^{52}+5 q^{50}-5 q^{48}+4 q^{46}-6 q^{44}+9 q^{42}-7 q^{40}+6 q^{38}-8 q^{36}+7 q^{34}-4 q^{32}+3 q^{30}-2 q^{28}-2 q^{26}+4 q^{24}-7 q^{22}+8 q^{20}-13 q^{18}+12 q^{16}-15 q^{14}+15 q^{12}-15 q^{10}+15 q^8-10 q^6+13 q^4-6 q^2+9+ q^{-2} +2 q^{-4} +3 q^{-6} -4 q^{-8} +7 q^{-10} -7 q^{-12} +6 q^{-14} -9 q^{-16} +7 q^{-18} -8 q^{-20} +5 q^{-22} -6 q^{-24} +4 q^{-26} -3 q^{-28} +2 q^{-30} - q^{-32} + 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^{100}-2 q^{98}+3 q^{96}-4 q^{94}+2 q^{92}-q^{90}-2 q^{88}+8 q^{86}-11 q^{84}+14 q^{82}-13 q^{80}+7 q^{78}+q^{76}-11 q^{74}+21 q^{72}-26 q^{70}+25 q^{68}-19 q^{66}+3 q^{64}+12 q^{62}-23 q^{60}+30 q^{58}-27 q^{56}+18 q^{54}-5 q^{52}-10 q^{50}+20 q^{48}-21 q^{46}+13 q^{44}-q^{42}-12 q^{40}+18 q^{38}-13 q^{36}+q^{34}+17 q^{32}-33 q^{30}+38 q^{28}-29 q^{26}+2 q^{24}+27 q^{22}-49 q^{20}+57 q^{18}-43 q^{16}+17 q^{14}+13 q^{12}-36 q^{10}+47 q^8-42 q^6+21 q^4+4 q^2-20+28 q^{-2} -18 q^{-4} +7 q^{-6} +14 q^{-8} -24 q^{-10} +24 q^{-12} -15 q^{-14} -3 q^{-16} +28 q^{-18} -39 q^{-20} +40 q^{-22} -24 q^{-24} + q^{-26} +23 q^{-28} -38 q^{-30} +38 q^{-32} -29 q^{-34} +9 q^{-36} +7 q^{-38} -20 q^{-40} +22 q^{-42} -17 q^{-44} +9 q^{-46} - q^{-48} -4 q^{-50} +4 q^{-52} -5 q^{-54} +3 q^{-56} - q^{-58} + q^{-60} } |
.
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 19"];
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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 2 t^3-7 t^2+11 t-11+11 t^{-1} -7 t^{-2} +2 t^{-3} } |
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 2 z^6+5 z^4+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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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 \{1\}} |
In[7]:=
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{KnotDet[K], KnotSignature[K]}
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Out[7]=
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{ 51, -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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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^4+2 q^3-3 q^2+6 q-7+8 q^{-1} -8 q^{-2} +7 q^{-3} -5 q^{-4} +3 q^{-5} - q^{-6} } |
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 a^2 z^6+z^6-a^4 z^4+3 a^2 z^4-z^4 a^{-2} +4 z^4-2 a^4 z^2+a^2 z^2-3 z^2 a^{-2} +5 z^2-a^2- a^{-2} +3} |
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+5 a^3 z^7+3 a z^7-z^7 a^{-1} +z^7 a^{-3} +6 a^4 z^6-3 a^2 z^6-10 z^6 a^{-2} -19 z^6+5 a^5 z^5-7 a^3 z^5-15 a z^5-8 z^5 a^{-1} -5 z^5 a^{-3} +3 a^6 z^4-8 a^4 z^4-4 a^2 z^4+16 z^4 a^{-2} +23 z^4+a^7 z^3-4 a^5 z^3+11 a z^3+13 z^3 a^{-1} +7 z^3 a^{-3} -a^6 z^2+3 a^4 z^2-9 z^2 a^{-2} -13 z^2+a^5 z+a^3 z-2 a z-4 z a^{-1} -2 z a^{-3} +a^2+ a^{-2} +3} |
"Similar" Knots (within the Atlas)
Same Alexander/Conway Polynomial: {}
Same Jones Polynomial (up to mirroring, 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\leftrightarrow q^{-1}} ): {}
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 19"];
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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 2 t^3-7 t^2+11 t-11+11 t^{-1} -7 t^{-2} +2 t^{-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^4+2 q^3-3 q^2+6 q-7+8 q^{-1} -8 q^{-2} +7 q^{-3} -5 q^{-4} +3 q^{-5} - q^{-6} } } |
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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{} |
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: | (1, 0) |
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 19. 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^{13}-2 q^{12}-q^{11}+6 q^{10}-5 q^9-7 q^8+16 q^7-4 q^6-20 q^5+27 q^4+q^3-36 q^2+34 q+11-49 q^{-1} +33 q^{-2} +21 q^{-3} -52 q^{-4} +26 q^{-5} +25 q^{-6} -44 q^{-7} +18 q^{-8} +19 q^{-9} -29 q^{-10} +11 q^{-11} +9 q^{-12} -13 q^{-13} +5 q^{-14} +2 q^{-15} -3 q^{-16} + q^{-17} } |
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^{27}+2 q^{26}+q^{25}-2 q^{24}-5 q^{23}+4 q^{22}+9 q^{21}-2 q^{20}-18 q^{19}-q^{18}+24 q^{17}+12 q^{16}-31 q^{15}-26 q^{14}+34 q^{13}+41 q^{12}-28 q^{11}-61 q^{10}+24 q^9+70 q^8-5 q^7-87 q^6-3 q^5+87 q^4+26 q^3-96 q^2-36 q+87+59 q^{-1} -87 q^{-2} -69 q^{-3} +72 q^{-4} +86 q^{-5} -60 q^{-6} -93 q^{-7} +45 q^{-8} +96 q^{-9} -32 q^{-10} -91 q^{-11} +20 q^{-12} +82 q^{-13} -16 q^{-14} -66 q^{-15} +13 q^{-16} +52 q^{-17} -15 q^{-18} -36 q^{-19} +14 q^{-20} +26 q^{-21} -15 q^{-22} -15 q^{-23} +11 q^{-24} +10 q^{-25} -10 q^{-26} -4 q^{-27} +6 q^{-28} + q^{-29} -2 q^{-30} -2 q^{-31} +3 q^{-32} - q^{-33} } |
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^{46}-2 q^{45}-q^{44}+2 q^{43}+q^{42}+6 q^{41}-8 q^{40}-7 q^{39}+2 q^{38}+2 q^{37}+27 q^{36}-10 q^{35}-23 q^{34}-13 q^{33}-12 q^{32}+66 q^{31}+13 q^{30}-22 q^{29}-43 q^{28}-73 q^{27}+89 q^{26}+57 q^{25}+32 q^{24}-44 q^{23}-168 q^{22}+56 q^{21}+62 q^{20}+123 q^{19}+29 q^{18}-233 q^{17}-9 q^{16}-15 q^{15}+179 q^{14}+148 q^{13}-223 q^{12}-38 q^{11}-141 q^{10}+157 q^9+241 q^8-160 q^7+4 q^6-254 q^5+77 q^4+276 q^3-83 q^2+90 q-331-20 q^{-1} +267 q^{-2} -6 q^{-3} +193 q^{-4} -382 q^{-5} -129 q^{-6} +228 q^{-7} +78 q^{-8} +302 q^{-9} -402 q^{-10} -238 q^{-11} +154 q^{-12} +136 q^{-13} +401 q^{-14} -354 q^{-15} -301 q^{-16} +52 q^{-17} +122 q^{-18} +437 q^{-19} -246 q^{-20} -265 q^{-21} -22 q^{-22} +40 q^{-23} +370 q^{-24} -137 q^{-25} -155 q^{-26} -29 q^{-27} -38 q^{-28} +237 q^{-29} -77 q^{-30} -51 q^{-31} +4 q^{-32} -65 q^{-33} +120 q^{-34} -52 q^{-35} -2 q^{-36} +25 q^{-37} -51 q^{-38} +51 q^{-39} -34 q^{-40} +9 q^{-41} +21 q^{-42} -29 q^{-43} +20 q^{-44} -15 q^{-45} +5 q^{-46} +9 q^{-47} -11 q^{-48} +6 q^{-49} -4 q^{-50} +2 q^{-51} +2 q^{-52} -3 q^{-53} + q^{-54} } |
5 | 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^{70}+2 q^{69}+q^{68}-2 q^{67}-q^{66}-2 q^{65}-2 q^{64}+6 q^{63}+9 q^{62}-2 q^{61}-7 q^{60}-10 q^{59}-13 q^{58}+7 q^{57}+29 q^{56}+21 q^{55}-2 q^{54}-28 q^{53}-49 q^{52}-27 q^{51}+37 q^{50}+70 q^{49}+60 q^{48}-3 q^{47}-87 q^{46}-115 q^{45}-44 q^{44}+71 q^{43}+154 q^{42}+128 q^{41}-17 q^{40}-173 q^{39}-203 q^{38}-80 q^{37}+129 q^{36}+266 q^{35}+202 q^{34}-43 q^{33}-270 q^{32}-298 q^{31}-107 q^{30}+199 q^{29}+378 q^{28}+251 q^{27}-84 q^{26}-343 q^{25}-377 q^{24}-115 q^{23}+277 q^{22}+445 q^{21}+257 q^{20}-92 q^{19}-409 q^{18}-436 q^{17}-90 q^{16}+323 q^{15}+473 q^{14}+319 q^{13}-126 q^{12}-518 q^{11}-484 q^{10}-71 q^9+410 q^8+645 q^7+323 q^6-329 q^5-715 q^4-528 q^3+133 q^2+790 q+752-10 q^{-1} -791 q^{-2} -921 q^{-3} -192 q^{-4} +833 q^{-5} +1109 q^{-6} +311 q^{-7} -831 q^{-8} -1269 q^{-9} -491 q^{-10} +861 q^{-11} +1453 q^{-12} +639 q^{-13} -857 q^{-14} -1622 q^{-15} -832 q^{-16} +834 q^{-17} +1770 q^{-18} +1030 q^{-19} -745 q^{-20} -1869 q^{-21} -1234 q^{-22} +608 q^{-23} +1880 q^{-24} +1388 q^{-25} -393 q^{-26} -1792 q^{-27} -1496 q^{-28} +178 q^{-29} +1602 q^{-30} +1489 q^{-31} +40 q^{-32} -1329 q^{-33} -1402 q^{-34} -205 q^{-35} +1037 q^{-36} +1211 q^{-37} +306 q^{-38} -740 q^{-39} -987 q^{-40} -330 q^{-41} +491 q^{-42} +736 q^{-43} +313 q^{-44} -300 q^{-45} -523 q^{-46} -240 q^{-47} +164 q^{-48} +326 q^{-49} +186 q^{-50} -79 q^{-51} -205 q^{-52} -112 q^{-53} +36 q^{-54} +97 q^{-55} +71 q^{-56} -2 q^{-57} -53 q^{-58} -39 q^{-59} +2 q^{-60} +17 q^{-61} +16 q^{-62} +6 q^{-63} -2 q^{-64} -12 q^{-65} -6 q^{-66} +8 q^{-67} - q^{-68} - q^{-69} +8 q^{-70} -6 q^{-71} -4 q^{-72} +6 q^{-73} - q^{-74} -3 q^{-75} +4 q^{-76} -2 q^{-77} -2 q^{-78} +3 q^{-79} - q^{-80} } |
6 | 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^{99}-2 q^{98}-q^{97}+2 q^{96}+q^{95}+2 q^{94}-2 q^{93}+4 q^{92}-8 q^{91}-9 q^{90}+5 q^{89}+6 q^{88}+12 q^{87}-q^{86}+17 q^{85}-20 q^{84}-35 q^{83}-10 q^{82}+2 q^{81}+34 q^{80}+16 q^{79}+75 q^{78}-7 q^{77}-71 q^{76}-69 q^{75}-62 q^{74}+9 q^{73}+12 q^{72}+198 q^{71}+108 q^{70}-5 q^{69}-100 q^{68}-179 q^{67}-154 q^{66}-176 q^{65}+234 q^{64}+263 q^{63}+257 q^{62}+107 q^{61}-104 q^{60}-306 q^{59}-585 q^{58}-63 q^{57}+110 q^{56}+437 q^{55}+494 q^{54}+403 q^{53}-20 q^{52}-778 q^{51}-495 q^{50}-519 q^{49}+53 q^{48}+474 q^{47}+961 q^{46}+740 q^{45}-273 q^{44}-351 q^{43}-1029 q^{42}-761 q^{41}-368 q^{40}+775 q^{39}+1190 q^{38}+582 q^{37}+651 q^{36}-589 q^{35}-1061 q^{34}-1463 q^{33}-284 q^{32}+540 q^{31}+729 q^{30}+1742 q^{29}+757 q^{28}-137 q^{27}-1697 q^{26}-1314 q^{25}-984 q^{24}-422 q^{23}+1814 q^{22}+2006 q^{21}+1642 q^{20}-599 q^{19}-1286 q^{18}-2345 q^{17}-2379 q^{16}+536 q^{15}+2207 q^{14}+3249 q^{13}+1290 q^{12}+4 q^{11}-2711 q^{10}-4167 q^9-1507 q^8+1250 q^7+3967 q^6+3078 q^5+1959 q^4-2060 q^3-5182 q^2-3486 q-282+3821 q^{-1} +4267 q^{-2} +3832 q^{-3} -959 q^{-4} -5506 q^{-5} -4974 q^{-6} -1720 q^{-7} +3341 q^{-8} +4984 q^{-9} +5280 q^{-10} +6 q^{-11} -5644 q^{-12} -6126 q^{-13} -2826 q^{-14} +3018 q^{-15} +5699 q^{-16} +6509 q^{-17} +726 q^{-18} -5953 q^{-19} -7356 q^{-20} -3911 q^{-21} +2784 q^{-22} +6594 q^{-23} +7895 q^{-24} +1644 q^{-25} -6122 q^{-26} -8648 q^{-27} -5347 q^{-28} +2024 q^{-29} +7094 q^{-30} +9258 q^{-31} +3131 q^{-32} -5375 q^{-33} -9210 q^{-34} -6809 q^{-35} +403 q^{-36} +6336 q^{-37} +9672 q^{-38} +4702 q^{-39} -3485 q^{-40} -8205 q^{-41} -7289 q^{-42} -1423 q^{-43} +4292 q^{-44} +8435 q^{-45} +5297 q^{-46} -1318 q^{-47} -5863 q^{-48} -6223 q^{-49} -2361 q^{-50} +2001 q^{-51} +5998 q^{-52} +4498 q^{-53} +41 q^{-54} -3341 q^{-55} -4198 q^{-56} -2112 q^{-57} +486 q^{-58} +3521 q^{-59} +2950 q^{-60} +382 q^{-61} -1556 q^{-62} -2258 q^{-63} -1294 q^{-64} -122 q^{-65} +1767 q^{-66} +1541 q^{-67} +229 q^{-68} -606 q^{-69} -979 q^{-70} -579 q^{-71} -238 q^{-72} +783 q^{-73} +662 q^{-74} +50 q^{-75} -179 q^{-76} -338 q^{-77} -189 q^{-78} -195 q^{-79} +308 q^{-80} +240 q^{-81} -26 q^{-82} -18 q^{-83} -85 q^{-84} -39 q^{-85} -121 q^{-86} +109 q^{-87} +74 q^{-88} -35 q^{-89} +17 q^{-90} -13 q^{-91} +2 q^{-92} -58 q^{-93} +38 q^{-94} +19 q^{-95} -22 q^{-96} +13 q^{-97} -3 q^{-98} +7 q^{-99} -21 q^{-100} +13 q^{-101} +5 q^{-102} -11 q^{-103} +6 q^{-104} -2 q^{-105} +3 q^{-106} -4 q^{-107} +2 q^{-108} +2 q^{-109} -3 q^{-110} + q^{-111} } |
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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