Cyclide with two conjugated imaginary double points
Model 160
Description
Cyclide with two conjugated imaginary double points. Gypsum.
Showcase of this model is Case number 4
References
Schilling, Martin(Hrg.): Catalog mathematischer Modelle, Leipzig(Verlag von Martin Schilling) 1911, 7.Auflage, No.92. p. 124.
Separataband M1 im Mathematischen Institut p. 199.