//chapter 2
//example 2.9
//page 48
printf("\n")
printf("given")
P1=700*10^-3;Vf=.7;
//at 25C
If=P1/Vf;
disp("If")
//at 65C
D=5*10^-3;T=65-25;
P2=P1-D*T
If=P2/Vf;
printf( "maximum forward current at 65C is %3.3fA\n",If)