"실체에 이르는 길(로저 펜로즈)"의 두 판 사이의 차이
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* the main thrust of this book has to do with the first of these mysteries: the remarkable relationship between mathematics and the actual behaviour of the physical world. | * the main thrust of this book has to do with the first of these mysteries: the remarkable relationship between mathematics and the actual behaviour of the physical world. | ||
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** In fact, according to 20th-century physics, there is now a certain sense in which it is meaningful to refer to a negative number of physical entities. | ** In fact, according to 20th-century physics, there is now a certain sense in which it is meaningful to refer to a negative number of physical entities. | ||
* 유리수와 물리의 관계는 아직 unclear | * 유리수와 물리의 관계는 아직 unclear | ||
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+ | <h5>4 Magical complex numbers</h5> | ||
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+ | * 복소수 소개 | ||
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+ | <h5> </h5> |
2012년 6월 14일 (목) 05:19 판
http://scienceon.hani.co.kr/archives/13582
preface
- 분수와 equivalence class 의 예
1 The roots of science
- the main thrust of this book has to do with the first of these mysteries: the remarkable relationship between mathematics and the actual behaviour of the physical world.
2 An ancient theorem and a modern question
- 피타고라스 정리
- 곡면의 미분기하학과 리만기하학
- * homogeneity (every point the same) and isotropy (every direction the same),
3 Kinds of number in the physical world
- 실수
- p-adic number 를 안다면, 실수에 대해 더 많은 것을 생각할 수 있다
- 정수와 반입자
- In fact, according to 20th-century physics, there is now a certain sense in which it is meaningful to refer to a negative number of physical entities.
- 유리수와 물리의 관계는 아직 unclear
4 Magical complex numbers
- 복소수 소개