Formula:1637

Digital Library of Mathematical Functions ID 4.7.E2

${\displaystyle{\displaystyle\frac{\mathrm{d}}{\mathrm{d}z}\operatorname{Ln}z=\frac{1}{z},}}$

Symbols List

• ${\displaystyle{\displaystyle\frac{\mathrm{d}\NVar{f}}{\mathrm{d}\NVar{x}}}}$: derivative of $$f$$ with respect to $$x$$
• ${\displaystyle{\displaystyle\operatorname{Ln}\NVar{z}}}$: general logarithm function
• ${\displaystyle{\displaystyle z}}$: complex variable
 

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