I'm a bit confused about what an operator norm is. Can someone explain it to me using a simple matrix? What value would you use for the Euclidean norm (x) when it is multiplied by A? (before taking the supremum).
Follow Math Help Forum on Facebook and Google+
I'm not sure which definition you're using for the operator norm, but the definition I use is if are normed vector spaces and is linear and bounded, define . I assume you're using the formula . Define and let be given such that . Then . Therefore .
View Tag Cloud