TY - JOUR T1 - Tri otázky „z ulice“ A1 - Brunovský, Pavel JA - Obzory matematiky, fyziky a informatiky Y1 - 2005 VL - 34 IS - 2 SP - 1 EP - 7 SN - 1335-4981 N2 - We discuss three questions of potentially mathematical nature which were asked by non-mathematicians. In particular, we report how the questions were translated to precise mathematical language and what was done to answer them. Finally, we discuss the importance of readiness of mathematicians to answer questions of this kind. ER -