Properties

Genus \(10\)
Quotient Genus \(0\)
Group \(D_{20}\)
Signature \([ 0; 2, 2, 2, 20 ]\)
Generating Vectors \(1\)

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Family Information

Genus: 10
Quotient Genus: 0
Group name: $D_{20}$
Group identifier: [40,6]
Signature: $[ 0; 2, 2, 2, 20 ]$
Conjugacy classes for this refined passport: 2, 3, 4, 10

Jacobian variety group algebra decomposition:$E^{2}\times A_{4}^{2}$
Corresponding character(s): 5, 10

Other Data

Hyperelliptic curve(s):Yes
Hyperelliptic involution: (1,6) (2,7) (3,8) (4,9) (5,10) (11,16) (12,17) (13,18) (14,19) (15,20) (21,26) (22,27) (23,28) (24,29) (25,30) (31,36) (32,37) (33,38) (34,39) (35,40)
Cyclic trigonal curve(s):No

Equation(s) of curve(s) in this refined passport:
  $y^2=x(x^{20}+a_{1}x^{10}+1)$

Generating Vector(s)

Displaying the unique generating vector for this refined passport.

10.40-6.0.2-2-2-20.1.1

  (1,6) (2,7) (3,8) (4,9) (5,10) (11,16) (12,17) (13,18) (14,19) (15,20) (21,26) (22,27) (23,28) (24,29) (25,30) (31,36) (32,37) (33,38) (34,39) (35,40)
  (1,21) (2,25) (3,24) (4,23) (5,22) (6,26) (7,30) (8,29) (9,28) (10,27) (11,36) (12,40) (13,39) (14,38) (15,37) (16,31) (17,35) (18,34) (19,33) (20,32)
  (1,35) (2,34) (3,33) (4,32) (5,31) (6,40) (7,39) (8,38) (9,37) (10,36) (11,25) (12,24) (13,23) (14,22) (15,21) (16,30) (17,29) (18,28) (19,27) (20,26)
  (1,12,8,19,5,11,7,18,4,15,6,17,3,14,10,16,2,13,9,20) (21,32,28,39,25,31,27,38,24,35,26,37,23,34,30,36,22,33,29,40)