title = {Nekonečne malé a veľké veličiny sú súčasťou matematiky},
author = {Kupka, Ivan and Kupková, Erika},
journal = {Obzory matematiky, fyziky a informatiky},
year = {2004},
volume = {33},
number = {4},
pages = {1--14},
issn = {1335-4981},
abstract = {The subject of the paper is the historical development of the notion of infinitely
small and infinitely large quantities (numbers).We present some facts that can be useful
for teachers when thinking about the language of mathematics or answering student
questions about the Infinity.},