Figure P.11.25 depicts a single saw tooth function and its convolution. Note that the convolution is asymmetricalexplain why thats reasonable. Why does the convolution begin

Figure P.11.25 depicts a single €œsaw tooth€ function and its convolution. Note that the convolution is asymmetrical€”explain why that€™s reasonable. Why does the convolution begin at 0? How wide is the convolution and how does that relate to Æ’(x)?

Figure P.11.25

(a) 1.0 f(x) 0.5F 2.0 -1.0 0.5 0.5 1.0 1.5 (b) 0.4- g(X) = f(x)f(x) 0.2F -1.0 0.5 0.5 1.0 1.5 2.0