TY - JOUR T1 - Derive pre stredoškolských učiteľov krok za krokom – I. časť A1 - Gabková, Jana A1 - Omachelová, Milada JA - Obzory matematiky, fyziky a informatiky Y1 - 2007 VL - 36 IS - 2 SP - 39 EP - 44 SN - 1335-4981 N2 - In the first paper of this Derive introduction course we would like to present a brief introduction for help the readers to understand the ideas of this program and to use it in the Secondary mathematics teaching. ER -