Foran, James On the product of derivatives. (English) Zbl 0266.26005 Fundam. Math. 80, 293-294 (1973). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 Documents 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