Peter Pesic 1998 Eur. J. Phys. 19 151 doi:10.1088/0143-0807/19/2/008
Peter Pesic
Show affiliationsNewton recognized a general connection between inverse-square and oscillator forces. This relation reflects the closure of the orbits and is now known as hidden symmetry. When the symmetry is broken Newton deduced the rate of perihelion advance, the time rate of change of the Laplace-Runge-Lenz vector. Newton used this symmetry to present spatial and temporal magnitudes overlaid in a unified geometrical treatment.
Issue 2 (March 1998)
Received 14 October 1997
Peter Pesic 1998 Eur. J. Phys. 19 151
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