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수학동아 - 폴리매스
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[R&E] 서산여중 해안선의 프랙탈 차원, 어떻게 구할까?
수학동아 2018.12.28 02:12 조회 1201
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프랙탈이란, 부분의 모습이 전체와 닮은 수학적인 구조다. 그 구조가 아름답고 완벽해 눈송이나 식물, 산맥이나 지형과 같은 자연의 구조에서도 찾을 수 있다. 실제로 수학자 만델브로트는 ‘해안선의 길이가 얼마나 될까?’라는 생각을 하다가 프랙탈 구조를 처음 발견했다. 그런데 이와 같은 만델브로트의 질문을 직접 확인해 본 여중생이 있다. 바로 서산여중 2학년에 재학 중인 장연희 학생이다. 장연희 학생은 해안선의 프랙탈 차원의 값을 직접 계산한 연구보고서를 썼다.

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