Generates a Bartlett window
w=bartlett(L)
w=bartlett(L) returns an L-point Bartlett window in a column vector w Example w=bartlett(4) w =
0. 0.6666667 0.6666667 0. Author Ankur Mallick References [1] Oppenheim, Alan V., Ronald W. Schafer, and John R. Buck. Discrete-Time Signal Processing. Upper Saddle River, NJ: Prentice Hall, 1999.