Brauer Group
The Group of classes of finite dimensional central simple Algebras over 
with respect to a certain equivalence.
References
Hazewinkel, M. (Managing Ed.). Encyclopaedia of Mathematics: An Updated and Annotated Translation of the Soviet ``Mathematical Encyclopaedia.'' Dordrecht, Netherlands: Reidel, p. 479, 1988.
- Predicate
- Predicate Calculus
- Predictability
- Prediction Paradox
- Predictive Value
- Predictor-Corrector Methods
- Pretzel Curve
- Pretzel Knot
- Primality Certificate
- Primality Test
- Primary
- Primary Representation
- Prime
- Prime Algebraic Number
- Prime Arithmetic Progression
- Prime Array
- Prime Circle
- Prime Cluster
- Prime Constellation
- Prime Counting Function
- Prime Cut
- Prime Decomposition
- Prime Difference Function
- Prime Diophantine Equations
- Prime Factorization