Version 4 SHEET 1 880 680 WIRE 224 112 96 112 WIRE 448 112 224 112 WIRE 224 128 224 112 WIRE 448 128 448 112 WIRE 96 144 96 112 WIRE 224 224 224 208 WIRE 448 224 448 208 WIRE 448 224 224 224 WIRE 224 240 224 224 FLAG 96 224 0 FLAG 224 240 0 SYMBOL voltage 96 128 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 1V SYMBOL res 208 112 R0 SYMATTR InstName R1 SYMATTR Value {tmc(10k,0.05)} SYMBOL res 432 112 R0 SYMATTR InstName R2 SYMATTR Value {gmc(10k,0.05)} TEXT 80 304 Left 0 !.step param X 1 1000 1 TEXT 80 272 Left 0 !.op TEXT 80 336 Left 0 !.func tmc(val,tol){val+(flat(val*tol/2)-flat(val*tol/2))} TEXT 80 368 Left 0 !.func gmc(val,tol){val+gauss(tol*val/3)}