Quartile Variation Coefficient
where
and 
are the first and third Quartiles and 
is the InterquartileRange.- Fermat Pseudoprime
- Fermat Quotient
- Fermat's Algorithm
- Fermat's Congruence
- Fermat's Conjecture
- Fermat's Factorization Method
- Fermat's Last Theorem
- Fermat's Lesser Theorem
- Fermat's Little Theorem
- Fermat's Little Theorem Converse
- Fermat Spiral Inverse Curve
- Fermat's Polygonal Number Theorem
- Fermat's Primality Test
- Fermat's Problem
- Fermat's Right Triangle Theorem
- Fermat's Sigma Problem
- Fermat's Simple Theorem
- Fermat's Spiral
- Fermat's Theorem
- Fermat's Two-Square Theorem
- Fermat Sum Theorem
- Fermi-Dirac Distribution
- Fern
- Ferrari's Identity
- Ferrers Diagram