| 释义 |
QuadrupleA group of four elements, also called a Quadruplet or Tetrad. See also Amicable Quadruple, Diophantine Quadruple, Monad, Pair, Prime Quadruplet,Pythagorean Quadruple, Quadruplet, Quintuplet, Tetrad, Triad, Triple,Twins, Vector Quadruple Product
|