What we had verified in the last class was that Zr of t if I took, the time average is zero mean and so is the imaginary part which is obtained by these two.
हमने पिछली कक्षा में जो सत्यापित किया था, वह यह था कि यदि मैं टाइम एवरेज लेता हूँ, फिर, ।