Pentad

A group of five elements.

• Prussian Hat
• Prüfer Ring
• p-Series
• Pseudoanalytic Function
• Pseudocrosscap
• Pseudocylindrical Projection
• Pseudogroup
• Pseudolemniscate Case
• Pseudoperfect Number
• Pseudoprime
• Pseudorandom Number
• Pseudorhombicuboctahedron
• Pseudoscalar
• Pseudosmarandache Function
• Pseudosphere
• Pseudosquare
• Pseudotensor
• Pseudovector
• Psi Function
• p-Signature
• PSLQ Algorithm
• PSOS Algorithm
• P-Symbol
• Ptolemy Inequality
• Ptolemy's Theorem