If and are subspaces of such that and thenprove that every vector in has a unique
Chapter 4, Problem 4.654(choose chapter or problem)
If and are subspaces of such that and thenprove that every vector in has a unique representation of the formwhere is in and is in is called the direct sum of and and iswritten as V U W.u Which of the sums in part (1) are direct sums?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer