*Sample netlist for BSIM6.0
*Drain current symmetry
* (exec-spice "ngspice %s" t)
.option abstol=1e-6 reltol=1e-6 post ingold

.include "modelcard.pmos"

* --- Voltage Sources ---
vdrain drain 0 dc=0
esource source 0 drain 0 -1
vgate gate  0 dc=-0.5
vbulk bulk 0 dc=0


* --- Transistor ---
M1 drain gate source bulk  mp W=10e-6 L=10e-6

* --- DC Analysis ---
.dc vdrain -0.1 0.1 0.001 vgate -1 -0.4 0.3
.probe dc ids=par'-i(vdrain)'
.probe dc gx=deriv(ids)
.probe dc gx2=deriv(gx)
.probe dc gx3=deriv(gx2)
.probe dc gx4=deriv(gx3)
.print dc par'ids' par'gx' par'gx2' par'gx3' par 'gx4'

.control
run
plot -i(vdrain)
.endc
.end