Author: Hrubý, Dag

Hrubý, Dag: Historie maturitní zkoušky (3). (Czech) [History of secondary school leaving examination (3)]. Učitel matematiky, vol. 21 (2013), issue 1, pp. 43-55
Hrubý, Dag: Historie maturitní zkoušky (4). (Czech) [History of secondary school leaving examination (4)]. Učitel matematiky, vol. 21 (2013), issue 2, pp. 83-91
Hrubý, Dag; Kašparová, Martina: Nejkratší spojnice vrcholů čtverce. (Czech) [The shortest line connecting the vertices of a square]. Učitel matematiky, vol. 21 (2013), issue 4, pp. 193-201

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