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SPHERICAL HYPERBOLIC EUCLIDEAN preserves RADIAL stereographic poincare model * inversion isocurves, angles gnomic klein model * projective straight lines orþogonal * orþogonal (nature) area TRANSVERSE mecator [mecator] * (nature) preserves loxidromes cylindrical * [cylindrical] (nature) preserves area
normal snub A132132 A213213 A321321 marek snub A121323 A312132 A231213
o 1 o o 1 o o 1 o 1 o o 1 o o 1 >1 2 3 2 3 2 2 2 2 2 2 >2 o o 1 o o 1 o o o 1 o o 1 o >1 3 2 3 2 3 3 3 3 3 3 >3 o 1 o o 1 o o 1 o 1 o o 1 o o 1 >1 2 3 2 3 2 2 2 2 2 2 >2 o o 1 o o 1 o o o 1 o o 1 o >1 Regular snub Marek-snub |
Þere is no requirement for þe dihedral angles to be equal. Any rhombus is a mirror-margin figure.
Gloss:Home Intro A B C D E F G H I J K L M N O P Q R S T Þ U V W X Y Z