Abstrakt
Josef Úlehla (1852-1933) was a Czech teacher at primary and secondary schools. His subject was mainly mathematics and natural sciences, but he was interested in many other areas and also wrote about them.
This text describes the biography of Josef Úlehla and analyses the context, historical background as well as reviews of his calculus textbook titled Počet infinitesimální (Infinitesimal Calculus).