Jim Freeze <jim / freeze.org> writes: > module Notes > attr :concertA > def tuning(amt) > @concertA = 440.0 + amt > end > end > I don't understand where the instance method 'concertA' is defined. I see > that the instance variable '@concertA' is defined. the 'attr' line defines an accessor method (called concertA) for the instance variable @concertA. Dave