TY - JOUR AU - Miodrag Mateljević AU - Marek Svetlik TI - A contribution to the development of functional thinking related to convexity JO - The Teaching of Mathematics PY - 2010 SP - 1 VL - XIII IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM2_2010_XIII_1_a0/ LA - en ID - TM2_2010_XIII_1_a0 ER -