18. Discrete-Time (DT) Fourier Representations

18. Discrete-Time (DT) Fourier Representations

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Math topics:
_Fourier_analysis_##Fourier analysis##_Laplace_transform_##Laplace transform##_Z-transform_##Z-transform##_Fourier_transform_##Fourier transform##_Periodic_function_##Periodic function##_Fourier_series_##Fourier series##_Trigonometry_##Trigonometry##_Angle_##Angle##_Law_of_cosines_##Law of cosines##_Unit_circle_##Unit circle
Other topics:
_Digital_signal_processing_##Digital signal processing##_Fast_Fourier_transform_##Fast Fourier transform##_Signal_(electrical_engineering)_##Signal (electrical engineering)##_Discrete-time_Fourier_transform_##Discrete-time Fourier transform##_Filter_frequency_response_##Filter frequency response##_Band-pass_filter_##Band-pass filter##_Passband_##Passband##_High-pass_filter_##High-pass filter##_Low-pass_filter_##Low-pass filter##_Sound_##Sound##_Fundamental_frequency_##Fundamental frequency##_Sound_##Sound##_Amplitude_##Amplitude
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