Question: 3.10 Show that a norm ||-|| on a linear space X is generated by a scalar product if and only if the parallelogram equality

3.10 Show that a norm ||-|| on a linear space X is generated by a scalar product if and only if the parallelogram equality ||x+y||+ ||xy|| = 2(||*|| + ||y||) holds for all x, y EX. Show that the and loo norms on C" are not generated by scalar products.
Step by Step Solution
3.29 Rating (146 Votes )
There are 3 Steps involved in it
A norm on a linear space X is generated by a scalar product if and only if the parallelogram ... View full answer
Get step-by-step solutions from verified subject matter experts
