Exercise 12.16: Kernel and Function Boundedness chapter 12 (a) See Schur product theorem. (b) Obvious from (a) and the \(\alpha^\top K \alpha \geq 0\) test. « Exercise 12.15: Sobolev Kernels and Norms Exercise 12.17: Total Variation Norm » Published on 19 June 2021. Please enable JavaScript to view the comments powered by Disqus.