Liang_Ling的博客

Quotient Space Suppose that XXX is a normed space, and YYY is a closed subspace of XXX, we can define an equivalent relation on XXX by x1∼x2x1∼x2x_1\sim x_2 if and only if x1−x2∈Yx1−x2∈Yx_1-x_2\in Y....

Quotient Space Suppose that XXX is a normed space, and YYY is a closed subspace of XXX, we can define an equivalent relation on XXX by x1∼x2x1∼x2x_1\sim x_2 if and only if x1−x2∈Yx1−x2∈Yx_1-x_2\in Y....