Schubert gave up part of every Sunday to working at geometry with the schoolboy Hurwitz, and the first of the latter's papers, written when he was still at the Andreanum, was a joint paper.
Schubert gave up na bahagi ng bawat Linggo sa mga nagtatrabaho sa geometry sa schoolboy Hurwitz, at ang unang ng huli ng mga papeles, nakasulat na kapag siya ay pa rin at ang Andreanum, ay isang pinagsamang papel.