Which among the following assertions represents a necessary condition for the existence of Fourier Transform of discrete time signal (DTFT)?
A. Discrete Time Signal should be absolutely summable
B. Discrete Time Signal should be absolutely multipliable
C. Discrete Time Signal should be absolutely integrable
D. Discrete Time Signal should be absolutely differentiable
Answer:A
Which among the following assertions represents a necessary condition for the existence of Fourier Transform of discrete time signal (DTFT)?
A. Discrete Time Signal should be absolutely summable B. Discrete Time Signal should be absolutely multipliable C. Discrete Time Signal should be absolutely integrable D. Discrete Time Signal should be absolutely differentiable