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Establish the following. (a) || A|| 2 = max |y* Ax| ||2||2=1,||y|2=1 (b) || A|| 2 = || A*||2 (c) ||A* A|| 2 = || A||2 (d
Posted: Tue Sep 07, 2021 7:43 am
by answerhappygod
- Establish The Following A A 2 Max Y Ax 2 2 1 Y 2 1 B A 2 A 2 C A A 2 A 2 D 1 (54.98 KiB) Viewed 61 times
Establish the following. (a) || A|| 2 = max |y* Ax| ||2||2=1,||y|2=1 (b) || A|| 2 = || A*||2 (c) ||A* A|| 2 = || A||2 (d) Let O represent a zero matrix of appropriate size, and assume A, B have real entries. Then |(88) B, max(|| A||2, || B||2). (e) ||U*AV || 2 = || A||2 for U, V unitary.