About DML-CZ | FAQ | Conditions of Use | Math Archives | Contact Us
  Previous |  Up |  Next

Article

Calda, Emil
Umíte sčítat přirozená čísla?. (Czech). Rozhledy matematicko-fyzikální, vol. 84 (2009), issue 1, pp. 48-52
Summary:
In this article, the formula of the sum of the first n natural numbers is derived and then it is used in several examples which can be interesting not only for the pupils of basic school.
Partner of
EuDML logo