Quadric Surfaces & other surfaces and solids defined algebraically
More details about the settings of this 3D printed model, you can see here.
Great interactive materials from Laura del Río y Gustavo Aguilar to explore 3D solids and surfaces:
Cilindros y Cuádricas
Graficador de Superfícies
Integrales Dobles
Imprimiendo Superficies Agebraicas
Impresiones 3D con GeoGebra