Body of constant brightness
id:
body-of-constant-brightness-191-16732144
title:
Body of constant brightness
text:
In convex geometry, a body of constant brightness is a three-dimensional convex set all of whose two-dimensional projections have equal area. A sphere is a body of constant brightness, but others exist. Bodies of constant brightness are a generalization of curves of constant width, but are not the same as another generalization, the surfaces of constant width. The name comes from interpreting the body as a shining body with isotropic luminance, then a photo of the body taken from any angle would
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Body_of_constant_brightness
date created:
date modified:
2022-11-28T23:04:49Z
main entity:
{"identifier":"Q107087826","url":"https://www.wikidata.org/entity/Q107087826"}
image:
fields total:
13
integrity:
13