Similar to 二個の平方数の和

PR (complexity)

Precalculus

Prime k-tuple

PrimeGrid

Prithudaka

PSL(2,7)

PSPACE

Publications Mathématiques de l'IHÉS

P-matrix

P-group

P-adically closed field

P-adic quantum mechanics

P-adic L-function

P-adic valuation

P versus NP problem

Q.E.D.

Q–Q plot

QR decomposition

QR algorithm

Q-Gaussian distribution

Q-analog

Q-Pochhammer symbol

R (complexity)

RE (complexity)

Remez algorithm