I’m confused. Did you mean the entire 4-volume set of Hormander—in which case, it’s not remotely comparable to Evans or Strauss—or the first volume that you linked—in which case, it’s not even really about PDEs?
In terms of introductory PDE books, I’d favor Folland over all three.
I’m confused. Did you mean the entire 4-volume set of Hormander—in which case, it’s not remotely comparable to Evans or Strauss—or the first volume that you linked—in which case, it’s not even really about PDEs?
In terms of introductory PDE books, I’d favor Folland over all three.