Wiley signals and systems e book TLFe BO 187

L 72 - Coiivolut iori ;uid Irrrpulse Rrsponsc t Figurc 8.18: The c oxrwlution integral Thc iiitcgraird F t ( f - r)r(z)is obtiiincd by rrialtiplication with s(z) ' L ' ~ Prt2c.tangular form of r( T ) m ~ a i i bthat the integral can urtly have ~ioii-zcrovalues for