Wojciech Zaremba — Education: New York University; University of Warsaw; École polytechnique

NoteThe source directly confirms all three educational institutions listed in the claim. The Wikidata page explicitly states under the 'educated at' field that Wojciech Zaremba was educated at New York University, University of Warsaw, and École polytechnique. All three institutions match the claim exactly. The subject (Wojciech Zaremba) matches the claim's subject.