http://www.scribd.com/doc/90975254/Attempt-Explanation-Szhwarz-Space
questions is in link. I tried to upload it on the site but I did not manage to upload images. Sorry.
http://www.scribd.com/doc/90975254/Attempt-Explanation-Szhwarz-Space
questions is in link. I tried to upload it on the site but I did not manage to upload images. Sorry.
The second question is clearly (?) a misprint: the word "space" is missing. A semi-norm is something weaker than a norm. As you understood, $p(x)=0$ does not imply that $x=0$, if $p$ is only a semi-norm. Look here for a definition.