ordered quadruple

ordered quadruple

[¦ȯrd·ərd kwä′drüp·əl]
(mathematics)
A set of four elements, distinguished as first, second, third, and fourth.
References in periodicals archive ?
A neutrosophic quadruple S-number is an ordered quadruple (a, xT, y^ zF) where a, x, y, z [member of] S and T, I, F have their usual neutrosophic logic meanings.