Higher Genus Toroidal Solids

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Heptagonal Dodecahedron (type E) (form 1)
form 1
Vertices:  28  (28[3])
Faces:12  ({4 * 3} nonconvex heptagons)
Edges:42  (11 different lengths)
Symmetry:  2-fold Dihedral  (D2)
(values below based on integer coordinates)
Edge 1 (8):  sqrt(30)    ≈5.4772255750516611346
Edge 2 (2):  4*sqrt(2)    ≈5.6568542494923801952
Edge 3 (4):  8
Edge 4 (2):  4*sqrt(6)    ≈9.7979589711327123928
Edge 5 (4):  2*sqrt(30)    ≈10.954451150103322269
Edge 6 (6):  6*sqrt(6)    ≈14.696938456699068589
Edge 7 (4):  3*sqrt(30)    ≈16.431676725154983404
Edge 8 (4):  6*sqrt(14)    ≈22.449944320643648314
Edge 9 (2):  16*sqrt(6)    ≈39.191835884530849571
Edge 10 (4):  11*sqrt(14)    ≈41.158231254513355241
Edge 11 (2):  52
Volume:8320  [EXACT]