Given the length of an edge of a cube, the cube duplication problem asks for the construction of a second cube having double the volume of the first using only a straightedge and compass.

No such construction is possible.

cube doubling problem | Delian problem

formulation date | 430 BC (2454 years ago) status | proved impossible proof date | 1637 (2066 years later) (388 years ago) prover | René Descartes

mathematical problems | solved mathematics problems | unsolvable mathematics problems