Without oracles we will blunder around making mistakes which later have to be put right.
--S. Barry Cooper, The Friedberg-Muchnik Theorem
I'm a PhD student of mathematics at Charles University. I'm interested in
My mail is alexak@atrey.karlin.mff.cuni.cz. Preferably use some easy-to-identify subject; I have to delete several spam messages a day and their subject lines are getting more inventive by the minute. Also, if you are using Gmail and expect a mail from me, please check your spam folder occasionally. The Gmail spam filter has already classified my messages as spam a couple of times.