Statements (16)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mathematical_concept
|
| gptkbp:alsoKnownAs |
gptkb:napkin_ring_theorem
|
| gptkbp:category |
gptkb:paradox
solid geometry |
| gptkbp:field |
gptkb:geometry
|
| gptkbp:firstPublished |
17th century
|
| https://www.w3.org/2000/01/rdf-schema#label |
napkin ring problem
|
| gptkbp:involves |
gptkb:butter
cylinder solid of revolution |
| gptkbp:notablePerson |
gptkb:Vincenzo_Viviani
gptkb:Johannes_Kepler |
| gptkbp:sentence |
The volume of a ring-shaped solid formed by drilling a hole of height h through the center of a sphere depends only on h, not on the sphere's radius.
|
| gptkbp:volume |
V = (π h^3)/6
|
| gptkbp:bfsParent |
gptkb:Conway's_napkin_ring_problem
|
| gptkbp:bfsLayer |
6
|