Let us now summarize the steps required for a complete nodal analysis of given network. Choose an arbitrary node as the datum and write down the incidence matrix A from the network graph. 2. Find the element admittance matrix Y, (s)from the branch Vcr. 3. Use A, obtained in step l, to calculate yn (s)from: Y, (S)=AY, (S)A 4. Obtain the voltage and current source vectors v (s)and I,(s) from the network 5. Use Y, (s)and Jn(s)=-AYe(Ss)V,(s)+Als(s)to compute In(s) from Y(SV(S=J,(s) 6. Use Vb(s)=A Vn(s) to compute branch voltage,(s)2. Find the element admittance matrix from the branch VCR. Y (s) e • 1. Choose an arbitrary node as the datum and write down the incidence matrix from the network graph. • A 4. Obtain the voltage and current source vectors and from the network. V (s) s • I (s) s • 5. Use and to compute from Y (s) n • V (s) n • Y (s)V (s) J (s) n n n • • • = J (s) AY (s)V (s) AI (s) n e s s • • • • • • = − + 6. Use to compute branch voltage V (s) A Vn (s) . T b • • • = V (s) b • Let us now summarize the steps required for a complete nodal analysis of given network. 3. Use , obtained in step 1, to calculate from: • • • • = T Yn (s) Yn (s) AYe (s) A • • A