Table of flat knot invariants
Invariant Table Check a Knot Higher Crossing Crossref Virtual Knots Please cite FlatKnotInfo
Glossary Reference List

Flat knot 6.708

Min(phi) over symmetries of the knot is: [-3,-2,1,1,1,2,0,2,2,3,1,1,2,3,2,0,-1,1,0,0,0]
Flat knots (up to 7 crossings) with same phi are :['6.708']
Arrow polynomial of the knot is: -2*K1*K2 + K1 + K3 + 1
Flat knots (up to 7 crossings) with same arrow polynomial are :['4.1', '4.3', '6.59', '6.66', '6.112', '6.215', '6.297', '6.306', '6.346', '6.351', '6.352', '6.353', '6.368', '6.393', '6.398', '6.402', '6.420', '6.422', '6.524', '6.529', '6.630', '6.632', '6.633', '6.642', '6.684', '6.707', '6.708', '6.717', '6.719', '6.721', '6.722', '6.737', '6.793', '6.835', '6.837', '6.847', '6.849', '6.857', '6.858', '6.883', '6.902', '6.913', '6.1084', '6.1092', '6.1097', '6.1136', '6.1146', '6.1155', '6.1159', '6.1374', '7.349', '7.365', '7.690', '7.2260', '7.2269', '7.2612', '7.2624', '7.2972', '7.2975', '7.4214', '7.4542', '7.4546', '7.9686', '7.9695', '7.9947', '7.10639', '7.10643', '7.10829', '7.10833', '7.13433', '7.15124', '7.15128', '7.15638', '7.15647', '7.15703', '7.15845', '7.16115', '7.16120', '7.16150', '7.19418', '7.19470', '7.19474', '7.19871', '7.20310', '7.20362', '7.20421', '7.20424', '7.23942', '7.24011', '7.24100', '7.24114', '7.24116', '7.24445', '7.26258', '7.26318', '7.26811', '7.26827', '7.27967', '7.28040', '7.28124', '7.28138', '7.29092', '7.29107', '7.29452', '7.29853', '7.30091', '7.30098', '7.30140', '7.30193', '7.30339', '7.30350', '7.30354']
Outer characteristic polynomial of the knot is: t^7+58t^5+206t^3+10t
Flat knots (up to 7 crossings) with same outer characteristic polynomial are :['6.708']
2-strand cable arrow polynomial of the knot is: -672*K1**3*K3 + 640*K1**2*K2**3 - 2400*K1**2*K2**2 - 224*K1**2*K2*K4 + 4800*K1**2*K2 - 544*K1**2*K3**2 - 128*K1**2*K3*K5 - 5704*K1**2 - 608*K1*K2**2*K3 - 32*K1*K2**2*K5 - 288*K1*K2*K3*K4 + 5768*K1*K2*K3 + 1400*K1*K3*K4 + 376*K1*K4*K5 + 24*K1*K5*K6 - 480*K2**4 - 8*K2**2*K4**2 + 912*K2**2*K4 - 3782*K2**2 + 384*K2*K3*K5 + 16*K2*K4*K6 - 2512*K3**2 - 820*K4**2 - 280*K5**2 - 18*K6**2 + 4178
Flat knots (up to 6 crossings) with same 2-strand cable arrow polynomial are :['6.708']
Virtual knots (up to 6 crossings) projecting to this knot are :'vk6.73738', 'vk6.73857', 'vk6.74208', 'vk6.74835', 'vk6.75647', 'vk6.75854', 'vk6.76392', 'vk6.76885', 'vk6.78658', 'vk6.78851', 'vk6.79246', 'vk6.79730', 'vk6.80280', 'vk6.80411', 'vk6.80741', 'vk6.81084', 'vk6.81624', 'vk6.81806', 'vk6.82006', 'vk6.82322', 'vk6.82370', 'vk6.82739', 'vk6.83218', 'vk6.84244', 'vk6.84326', 'vk6.84409', 'vk6.84492', 'vk6.85663', 'vk6.86549', 'vk6.87570', 'vk6.88280', 'vk6.89413']
The R3 orbit of minmal crossing diagrams contains:
The diagrammatic symmetry type of this knot is c.
The reverse -K is
The mirror image K* is
The reversed mirror image -K* is
The fillings (up to the first 10) associated to the algebraic genus:
Or click here to check the fillings

invariant value
Gauss code O1O2O3O4U5O6U3U2O5U1U6U4
R3 orbit {'O1O2O3O4U5O6U3U2O5U1U6U4'}
R3 orbit length 1
Gauss code of -K O1O2O3O4U1U5U4O6U3U2O5U6
Gauss code of K* O1O2O3U1U4U5U3O6U2O5O4U6
Gauss code of -K* O1O2O3U4O5O6U2O4U1U6U5U3
Diagrammatic symmetry type c
Flat genus of the diagram 3
If K is checkerboard colorable False
If K is almost classical False
Based matrix from Gauss code [[ 0 -2 -1 -1 3 -1 2],[ 2 0 1 1 4 0 2],[ 1 -1 0 0 2 0 1],[ 1 -1 0 0 1 1 0],[-3 -4 -2 -1 0 -2 -1],[ 1 0 0 -1 2 0 2],[-2 -2 -1 0 1 -2 0]]
Primitive based matrix [[ 0 3 2 -1 -1 -1 -2],[-3 0 -1 -1 -2 -2 -4],[-2 1 0 0 -1 -2 -2],[ 1 1 0 0 0 1 -1],[ 1 2 1 0 0 0 -1],[ 1 2 2 -1 0 0 0],[ 2 4 2 1 1 0 0]]
If based matrix primitive True
Phi of primitive based matrix [-3,-2,1,1,1,2,1,1,2,2,4,0,1,2,2,0,-1,1,0,1,0]
Phi over symmetry [-3,-2,1,1,1,2,0,2,2,3,1,1,2,3,2,0,-1,1,0,0,0]
Phi of -K [-2,-1,-1,-1,2,3,0,0,1,2,1,0,-1,3,3,0,2,2,1,2,0]
Phi of K* [-3,-2,1,1,1,2,0,2,2,3,1,1,2,3,2,0,-1,1,0,0,0]
Phi of -K* [-2,-1,-1,-1,2,3,0,1,1,2,4,-1,0,2,2,0,0,1,1,2,1]
Symmetry type of based matrix c
u-polynomial -t^3+3t
Normalized Jones-Krushkal polynomial 6z^2+25z+27
Enhanced Jones-Krushkal polynomial -2w^4z^2+8w^3z^2+25w^2z+27w
Inner characteristic polynomial t^6+38t^4+100t^2+1
Outer characteristic polynomial t^7+58t^5+206t^3+10t
Flat arrow polynomial -2*K1*K2 + K1 + K3 + 1
2-strand cable arrow polynomial -672*K1**3*K3 + 640*K1**2*K2**3 - 2400*K1**2*K2**2 - 224*K1**2*K2*K4 + 4800*K1**2*K2 - 544*K1**2*K3**2 - 128*K1**2*K3*K5 - 5704*K1**2 - 608*K1*K2**2*K3 - 32*K1*K2**2*K5 - 288*K1*K2*K3*K4 + 5768*K1*K2*K3 + 1400*K1*K3*K4 + 376*K1*K4*K5 + 24*K1*K5*K6 - 480*K2**4 - 8*K2**2*K4**2 + 912*K2**2*K4 - 3782*K2**2 + 384*K2*K3*K5 + 16*K2*K4*K6 - 2512*K3**2 - 820*K4**2 - 280*K5**2 - 18*K6**2 + 4178
Genus of based matrix 1
Fillings of based matrix [[{2, 6}, {3, 5}, {1, 4}], [{6}, {3, 5}, {1, 4}, {2}]]
If K is slice False
Contact