Kalasek, Pavel Note to a paper by V. Petruv. (Czech) Zbl 0261.26006 Čas. Pěst. Mat. 98, 156-158 (1973). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 26A24 Differentiation (real functions of one variable): general theory, generalized derivatives, mean value theorems × Cite Format Result Cite Review PDF Full Text: DOI EuDML