matlab算矩阵,画向量图

matlab算矩阵,画向量图
已知K45=0.96;Z24=0.03+j0.08;Z23=0.024+j0.065;Z34=0.018+j0.05;Y230=Y320=j0.065;Y240=Y420=j0.02;Y340=Y430=j0.013;Z12=j0.105;K21=1.05;Z45=J0.184;I1=i1=2;I5=i5=0.5
试求导纳矩阵Y和节点电压v1,v2,v3,v4,v5 画出有关Y11、Y22、Y23、Y34、Y44、Y55和v4,v5 *2的向量图.
我自己编的这样的，可是放进matlab里不对
clear,close all
format compact
K45=0.96;Z24=0.03+j0.08;Z23=0.024+j0.065;Z34=0.018+j0.05;Y230=Y320=j0.065; Y240=Y420=j0.02;Y340=Y430=j0.013;Z12=j0.105;K21=1.05;Z45=J0.184;I1=i1=2;I5=i5=0.5
Display
y11=1/z12;y12=-1/k21*k21*z12;.........
A=[Y11 Y12 0 0 0；Y21 Y22 Y23 Y24 0；0 Y32 Y33 Y34 0；0 Y42 Y43 Y44 Y45；0 0 0 Y54 Y55 ]
b=[-I1;0;0;0;-I5];
X=A\B
H=compass([V1,V2,V3,V4,V5]);
Set(h,’linstyle’,3);