// chapter 1
// example 1.12
// page 21

printf("To find Norton equivalent circuit we need to find \nNorton current I_N and Norton resistance R_N \n \n")
printf("If Thevenin resistnce = Ro and Thevenin voltage = Eo then \n \n")
printf("To convert Thevenin circuit to Norton circuit, \n")
printf("I_N=Eo/Ro and R_N=Ro \n \n")
printf("To convert Norton circuit to Thevenin circuit, \n")
printf("Eo=I_N*R_N and Ro=R_N \n")