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I simply think that by bounded he mean an upper or lower limit for r, closed mean a orbit which is both boundedmeans orbits in lower and upper limitswhich particle retraces its motion.
I simply think that by bounded he mean an upper or lower limit for r, closed mean a orbit which is both bounded in lower and upper limits.
I simply think that by bounded he mean an upper or lower limit for r, closed mean a orbit means orbits in which particle retraces its motion.
