TY - JOUR AU - Saxl, Ivan AU - Kvaszová, Milena TI - What we do not teach and we should (and what we teach though maybe we should not) JO - Učitel matematiky PY - 2010 SP - 89 EP - 96 VL - 18 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UM_2010__18_2_a4/ LA - en ID - UM_2010__18_2_a4 ER -