Direct product

Direct product

Jesse Russell Ronald Cohn

     

бумажная книга



ISBN: 978-5-5138-7607-6

High Quality Content by WIKIPEDIA articles! In mathematics, one can often define a direct product of objects already known, giving a new one. This is generally the Cartesian product of the underlying sets, together with a suitably defined structure on the product set. More abstractly, one talks about the product in category theory, which formalizes these notions.