plx help....Let U be a vector space, U x U the product vector space, and
# = { (u,u)|u in U} ⊆ U x U
Prove that # is a subspace of U x U and that (U x U) / # (isomorphism) U.
plx help....Let U be a vector space, U x U the product vector space, and
# = { (u,u)|u in U} ⊆ U x U
Prove that # is a subspace of U x U and that (U x U) / # (isomorphism) U.