A Lénárt sphere is a teaching and educational research model for spherical geometry. The Lénárt sphere is a modern replacement of a "spherical blackboard".It can be used for use in visualizing spherical polygons (especially triangles) showing the relationships between the sides and the angles.
| Attributes | Values |
|---|---|
| rdfs:comment |
|
| rdfs:seeAlso | |
| foaf:depiction | |
| thumbnail |