This website is now accessible from matf.ristovic.net in addition to the faculty server at poincare.math.rs/~ivan_ristovic and GitHub Pages. Additionally, I have provided several e-mail addresses that you can use to contact me:

E-mails targetting ivan_ristovic@math.rs should be forwarded automatically to matf@ristovic.net, however please notify me if I haven’t replied as your e-mail might have been misplaced by the faculty mail server.