div - divides a signal by another signal or a number

div  output[b] numerator[bvpn] denominator[bvpn] ;

The output of the div generator is equal to the numerator divided by
the denominator.  Each value of the denominator is checked to see of it
is equal to 0.0, and if so, a huge value is output (it is up to the
user to see that this does not happen).