Lénárt sphere
id:
l-n-rt-sphere-256-3610343
title:
Lénárt sphere
text:
A Lénárt sphere is a educational manipulative and writing surface for exploring spherical geometry, invented by Hungarian István Lénárt as a modern replacement for a spherical blackboard. It can be used for visualizing the geometry of points, great and small circles, triangles, polygons, conics, and other objects on a sphere, and comparing spherical geometry to Euclidean geometry as drawn on a flat piece of paper or blackboard. The included spherical ruler and compass support synthetic straighte
brand slug:
wiki
category slug:
encyclopedia
description:
Transparent dry-erase sphere used to teach spherical geometry
original url:
https://en.wikipedia.org/wiki/L%C3%A9n%C3%A1rt_sphere
date created:
date modified:
2023-10-05T06:13:21Z
main entity:
{"identifier":"Q6710981","url":"https://www.wikidata.org/entity/Q6710981"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/9/9a/Istvan_Lenart_and_spheres.jpg","width":3072,"height":2304}
fields total:
13
integrity:
15