An example of this in terms of a mass on a spring is shown in Differential equations/Examples.
Simple harmonic motion is one form of a harmonic oscillator.
... (United Kingdom) 1957 - Juan Manuel Fangio, (Argentina) 1958 - Maurice Trintigant[?], (France) 1959 - Jack Brabham, (Australia) 1960 - Stirling Moss, (Unite ...