Chapter 3 Fourier series 53.3.2 Determination of Fourier Series Representation x()=∑ Synthesis equation 综合公式 k T J<To x(t e kobo dt Analysis equation 0 分析公式 a k Fourier series coefficients Spectral Coefficients 66 Chapter 3 Fourier Series §3.3.2 Determination of Fourier Series Representation ( ) jk t k k x t a e 0  + =− = ( ) 0 0 0 1 jk t k T a x t e dt T −    =  Synthesis equation 综合公式 Analysis equation 分析公式 k a ——Fourier Series Coefficients Spectral Coefficients