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was also seen as dynamic, but usually involved two continuous objects, as in "the roads converge" or "the light rays converge." Other references involved discrete objects making contact, such as "the footballers converged on the ball." (Footnote 7) One student said that two sequences could converge to one another, as light rays might converge, but that it didn't make sense to talk about one sequence converging. ...
출처: www.mste.uiuc.edu/users/Murphy/Papers/LimitConcept...
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