Look up atan in Wiktionary, the free dictionary.
Atan may refer to:
Mathematics
edit- arctangent (atan), a trigonometric function
- atan2, the two-argument function implementing the arctangent in many computer languages
Places
editPeople
edit- Atan Shansonga (born 1955), Zambian diplomat
- Çağdaş Atan (born 1980), Turkish footballer
- Cem Atan (born 1985), Turkish footballer
See also
edit- Attan, a Pashtun and Afghan traditional dance