411 REFERENCE · Wiktionary
Delian problem
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Alternative forms
en Deliac problem
Etymology
The citizens of ancient Delos are said to have been told by the Delphic oracle to double the size of their altar to Apollo, which was a regular cube.
Noun
en math The problem of duplication of the cube.