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English[en]
The idea of compactness had emerged as a fundamental concept in analysis during the nineteenth century; provided a set is bounded in R n , it is possible to define for and sequence of points, a subsequence which converges to a point of R n (the Bolzano - Weierstrass theorem ).
Korean[ko]
compactness의 개념을 분석하는 근본적인 개념으로 19 세기 동안 등장했다; 한 세트를 연구 n에 접하고, 그것을위한 포인트의 순서는 연구 n의 지점 (a Subsequence converges 볼차노로 정의할 수있다 - Weierstrass 정리).

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