//chapter 5
//example 5.2
//page 186
printf("\n")
printf("given")
Vcc=18;Rc=2.2*10^3;Ib=40*10^-6;
disp("when Ic=0")
Ic=0;
Vce=Vcc-Ic*Rc
disp("At point A Ic=0 and Vce=18")
disp("when Vce=0")
Ic=Vcc/Rc
disp(" at point B Ic=8.2mA and Vce=0")