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If Y Is A Proper Finite Dimensional Subspace of Normed Space X, Then Dist (X, Y) 1 | PDF | Derivative | Functional Analysis
![SOLVED: If Y is a finite-dimensional subspace of a normed space X and we want to approximate an element x out of Y, it is natural to choose a basis e1, e2, ..., SOLVED: If Y is a finite-dimensional subspace of a normed space X and we want to approximate an element x out of Y, it is natural to choose a basis e1, e2, ...,](https://cdn.numerade.com/ask_images/4ac39927581a471e9ea21b6899a5259d.jpg)