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+//pagenumber 206 example 7
+clear
+beta1=100;
+colres=3*10^3;//collector resistance //ohm
+rb=8*10^3;//ohm
+r1=500;//ohm
+voltag=5;//volt
+//(1)
+ib=(-voltag+0.7)/((1+beta1)*r1+(rb));
+ic=beta1*ib;
+vce=(-10-ic*(colres)+r1*(ib+ic));
+vcb=vce+0.7;
+//(2)
+volmin=-0.2+abs(ib+ic)*r1;
+re=-(0.7+rb*ib+voltag)/((1+(beta1))*ib);
+disp("in saturation mode")
+disp("vo   =   "+string((volmin))+"volt");//correction in the book
+disp("emitter resistance   <   "+string((re))+"ohm");
+
+