# Euler formula

## Main Question or Discussion Point

For Euler formula :
e(iπ) + 1 =0
is it the same if we say e(-iπ)+1 = 0 or not ? (minus sign is included in the exponent)

RUber
Homework Helper
For Euler formula :
e(iπ) + 1 =0
is it the same if we say e(-iπ)+1 = 0 or not ? (minus sign is included in the exponent)
It isn't the same, but true nonetheless.

mathman
It's a special case using $e^{2n\pi i}=1$ for all integers n.