Norm2

Solution to Mathematics for Machine Learning Exercise 4.12
Solution: By SVD (Singular Value Decomposition), we have $A=U\Sigma V^T$. Let $y=V^T x$, then \[\|y\...
A norm on the integral Hamiltonians
Solution to Abstract Algebra by Dummit & Foote 3rd edition Chapter 7.1 Exercise 7.1.25 Let $I$ b...