Formulas
- Probabilistic classification
- Probability amplitude
- Probability box
- Probability distribution
- Probability space
- Product rule
- Program synthesis
- Projectively extended real line
- Proof sketch for Gödel's first incompleteness theorem
- Proofs of Fermat's little theorem
- Proofs of trigonometric identities
- Propagator
- Proper time
- Propositional calculus
- Proton decay