Formulas
- Weyl character formula
- Francesco Maurolico
- Frank-Kamenetskii theory
- Weyl law
- Solution set
- Solèr's theorem
- Sturmian word
- Franklin graph
- François Viète
- Frattini subgroup
- Fraňková–Helly selection theorem
- Superior highly composite number
- Freudenthal magic square
- Thue–Morse sequence
- Freudenthal spectral theorem