Question Number 129998 by Eric002 last updated on 21/Jan/21
$${what}\:{is}\:{fractional}\:{derivative}? \\ $$
Answered by Olaf last updated on 21/Jan/21
$$\mathrm{Generalization}\:\mathrm{of}\:\mathrm{the}\:\mathrm{derivative} \\ $$$$\mathrm{for}\:\alpha\:\in\mathbb{R}\::\:{D}^{\alpha} {f}\:=\:{f}^{\left(\alpha\right)} \left({x}\right) \\ $$$$\mathrm{There}\:\mathrm{are}\:\mathrm{different}\:\mathrm{possible} \\ $$$$\mathrm{definitions}\:\Rightarrow\:\mathrm{Google} \\ $$
Commented by Eric002 last updated on 21/Jan/21
$${thanx}\:{sir} \\ $$