direct product; Cartesian product
Mathematical term for the set of all ordered pairs from two sets. In Japanese mathematics, 直積 is the standard translation.
The direct product of sets A and B is written as A×B.
The elements of a Cartesian product set are ordered pairs.
direct product; Cartesian product
Compound of 直 (direct) and 積 (product), a calque from English 'direct product' or German 'direktes Produkt'.