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수학동아 - 폴리매스
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[문자와 식] 무리수 제곱근2 그리고 연분수
수학동아 2022.04.22 04:33 조회 224
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

 

 

1.414213562…. 계산기에 2를 넣고 제곱근(\sqrt{} )표시를 누르면, \sqrt{2}의 값이 꼬리에 꼬리를 무는 수로 나타납니다.

 

이 숫자에는 규칙도, 끝도 없죠.

 

하지만 ‘이것’을 사용하면 \sqrt{2}값을 단 한 줄의 규칙으로 나타낼 수 있습니다.

 

그 정체는 바로 연. 분. 수. 입니다. (두둥)

 

연분수를 기사 속에서 만나봐요!

 

 

 

 

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#제곱근2 #연분수 #라마누잔 #파이썬 #꼬꼬무 #수와연산 #문자와식 #수학
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