00421nam a22001097a 4500020002100000082001500021100002000036245003100056260003400087300003300121650015700154  a8185015694 (pbk)  a515.4bCHE  aCheng, David K.  aAnalysis of linear systems  aAmericabAddison-Wesleyc1959  axv, 435 p.b: ill.c; 21 cm.  aLinear systemsaElectromechanical analogiesvLinear systems characteristicsvAnalogous systemvFourier methodsvZ-transformationvDistributed parameters