Create accountLogin

Recent searches

No recent searches

Search options

Only available when logged in.
mathstodon.xyz is one of the many independent Mastodon servers you can use to participate in the fediverse.
A Mastodon instance for maths people. We have LaTeX rendering in the web interface!

Administered by:

Server stats:

3K
active users

mathstodon.xyz: AboutStatusProfiles directoryPrivacy policy

Mastodon: AboutGet the appKeyboard shortcutsView source codev4.3.7

0xDE

Another newly promoted Wikipedia Good Article: Polygonalization, en.wikipedia.org/wiki/Polygona, about finding a polygon that uses all of a given set of points as vertices. The usual definitions allow it to go straight through some of the vertices, rather than always turning, though, and the illustration below shows why: for some point sets, including 3x3 grids, a polygon that turns everywhere might not exist.

The eight ways of polygonalizing a 3x3 grid of points. All pass straight through some of the points, rather than turning at all of them.
Feb 22, 2023, 05:23 AM·Public·Web
9boosts·28favorites
SearchLive feeds
About