September 21, 1623
Precision: day · Rank: normal
A date. A name. A source.
THE DATE BEHIND THE NAME
Italian mathematician and philosopher (1623-1697)
Stefano degli Angeli has incompatible recorded birth dates. The main Wikidata statement lists September 23, 1623 in Venice, Italy.
September 23, 1623
An exact age is omitted because the recorded dates are incompatible or not precise enough.
Died: October 11, 1697
Sources disagree: September 23, 1623 (Dizionario Biografico degli Italiani) or September 21, 1623 (MacTutor History of Mathematics archive).
The main date retains its own sources. These alternatives overlap neither all other statements nor the main date. Rank is Wikidata editorial priority, not proof.
Precision: day · Rank: normal
A source is P248 “stated in” or a non-Wikimedia reference URL. Import-only references do not qualify.
Synchronized from Wikidata on October 5, 2026. View Wikidata record
Stefano degli Angeli was born in Venice, Italy.
Stefano degli Angeli’s recorded birth name is Francesco degli Angeli.
Stefano degli Angeli died on October 11, 1697.