sqrt(2)*exp(i*(3*pi/4))?=-1 * 1i

时间:2022-02-03 07:18:44
exp(i*x) = cos(x) + i*sin(x).
x=sqrt(2)*exp(i*(3*pi/4))
=sqrt(2)* (cos(3*pi/4)+ i * sin(3*pi/4))
=sqrt(2) * ( -sqrt(2)/2 + i * sqrt(2)/2)
= -1 * 1i

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