Formula:663

Digital Library of Mathematical Functions ID 2.1.E9

${\displaystyle{\displaystyle e^{z}=1+z+O\left(z^{2}\right),}}$

Constraint(s)

${\displaystyle{\displaystyle\mathbb{C}}}$
${\displaystyle{\displaystyle z\to 0}}$
${\displaystyle{\displaystyle\mathbb{C}}}$

Symbols List

• ${\displaystyle{\displaystyle O\left(\NVar{x}\right)}}$: order not exceeding
• ${\displaystyle{\displaystyle\mathbb{C}}}$:
• ${\displaystyle{\displaystyle\mathrm{e}}}$: base of natural logarithm
 

Resources that cite this formula

No records found.