Barbier's theorem
type: Item
Freebase ID: /m/02s2wc
instance of: theorem
statement describes: curve of constant width
named after: Joseph-Émile Barbier
MathWorld ID: BarbiersTheorem
Microsoft Academic ID: 2780286829
part of: list of theorems
Wikidata QID: Q1188048
label: Satz von Barbier @de
description: theorem that every curve of constant width has perimeter π times its width
description: mathematischer Satz @de