Formulas
- Nicomachus
- Latin letters used in mathematics, science, and engineering
- Infrabarrelled space
- Mathematics
- Structure theorem for finitely generated modules over a principal ideal domain
- Zilber–Pink conjecture
- Improper integral
- Subgroup
- Subnormal operator
- Subnormal subgroup
- Superstrong cardinal
- Surface (topology)
- Surface integral
- Eisenstein integer
- Surreal number