Parameter expansion requires a bit of practice, but it can be very useful once you’ve become familiar with its many ...

When designing elliptic-function filters there is usually some margin in performance to ber distributed over the defining parameters. A recent paper by M. Vlcek and R. Unbehauen (see ibid., vol.CAS-36 ...

In both sexes, FEV1 and FVC increased in two phases, with a fast increase until around age 13–16 years, and then a slower increase until a peak. Neither parameter showed a plateau phase after the peak ...