86.1.3 Analysis of Block Diagrams Eliminating e(z from the previous two equations we arrive at l1-G(2G2(ZY(2-G(zx(z which leads to Y(z) G1(z) H(z)=X(z)1-G(z)G2(2z)§6.1.3 Analysis of Block Diagrams • Eliminating E(z) from the previous two equations we arrive at [1-G1 (z)G2 (z)]Y(z)=G1 (z)X(z) which leads to 1 ( ) ( ) ( ) ( ) ( ) ( ) 1 2 1 G z G z G z X z Y z H z − = =