"트리감마 함수(trigamma function)"의 두 판 사이의 차이

수학노트
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(사용자 2명의 중간 판 19개는 보이지 않습니다)
1번째 줄: 1번째 줄:
<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">이 항목의 스프링노트 원문주소</h5>
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==이 항목의 스프링노트 원문주소==
  
 
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* [[트리감마 함수(trigamma function)]]
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">개요</h5>
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<math>\psi'(z)=\frac{1}{z^2}+\sum_{n=1}^\infty \frac{1}{(n+z)^2}</math>
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==개요==
  
<math>\operatorname{Cl}_2(\frac{\pi}{3})=\frac{\sqrt{3}}{12}(\psi^{(1)}(\frac{1}{3})-\psi^{(1)}(\frac{2}{3}))</math>
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* [[다이감마 함수(digamma function)]] 함수의 도함수
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*  다음과 같이 주어진다:<math>\psi'(z)=\sum_{n=0}^\infty \frac{1}{(n+z)^2}</math>
  
여기서 <math>\psi^{(1)}</math>는 트리감마(trigamma)함수.
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[[로바체프스키 함수|로바체프스키와 클라우센 함수]]
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==성질==
  
 
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<math>\psi^{(1)}(z + 1) - \psi^{(1)}(z) =-\frac{1}{z^{2}}</math>
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* [[차분방정식(difference equation) 과 유한미적분학 (finite calculus)|차분방정식]]에의 응용
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==덧셈공식==
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<math>\psi^{(1)}(z)+ \psi^{(1)}\left(z + \frac{1}{m}\right)  + \cdots+ \psi^{(1)}\left(z + \frac{m-1}{m}\right) = m^{2}\psi^{(1)}(mz)</math>
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==후르비츠 제타함수==
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* [[후르비츠 제타함수(Hurwitz zeta function)]]:<math>\psi'(z)=\zeta(2,z)=\sum_{n=0}^\infty \frac{1}{(n+z)^2}</math>
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==클라우센 함수와의 관계==
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* [[클라우센 함수(Clausen function)]][[클라우센 함수(Clausen function)|클라우센 함수]]<math>\operatorname{Cl}_2(\frac{\pi}{3})=\frac{\sqrt{3}}{12}(\psi^{(1)}(\frac{1}{3})-\psi^{(1)}(\frac{2}{3}))</math> 여기서 <math>\psi^{(1)}</math>는 트리감마(trigamma)함수.
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http://mathworld.wolfram.com/GiesekingsConstant.html
 
http://mathworld.wolfram.com/GiesekingsConstant.html
27번째 줄: 60번째 줄:
 
http://www.wolframalpha.com/input/?i=sqrt(3)*(trigamma(1/3)-trigamma(2/3))/12
 
http://www.wolframalpha.com/input/?i=sqrt(3)*(trigamma(1/3)-trigamma(2/3))/12
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">재미있는 사실</h5>
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==재미있는 사실==
  
 
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* Math Overflow http://mathoverflow.net/search?q=
 
* Math Overflow http://mathoverflow.net/search?q=
 
* 네이버 지식인 http://kin.search.naver.com/search.naver?where=kin_qna&query=
 
* 네이버 지식인 http://kin.search.naver.com/search.naver?where=kin_qna&query=
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">역사</h5>
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==메모==
 
 
 
 
 
 
* http://www.google.com/search?hl=en&tbs=tl:1&q=
 
* [[수학사연표 (역사)|수학사연표]]
 
*  
 
 
 
 
 
 
 
 
 
 
 
<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">메모</h5>
 
  
 
http://www.wolframalpha.com/input/?i=(polylog[2,exp(-i*2pi/3)]-polylog[2,exp(i*2pi/3)])*i/2
 
http://www.wolframalpha.com/input/?i=(polylog[2,exp(-i*2pi/3)]-polylog[2,exp(i*2pi/3)])*i/2
62번째 줄: 83번째 줄:
 
http://mathworld.wolfram.com/GiesekingsConstant.html
 
http://mathworld.wolfram.com/GiesekingsConstant.html
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">관련된 항목들</h5>
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==관련된 항목들==
  
* [[로바체프스키 함수|로바체프스키와 클라우센 함수]]<br>
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* [[로바체프스키 함수|로바체프스키와 클라우센 함수]]
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">수학용어번역</h5>
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==수학용어번역==
  
* 단어사전 http://www.google.com/dictionary?langpair=en|ko&q=
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* 단어사전 http://www.google.com/dictionary?langpair=en|ko&q=
* 발음사전 http://www.forvo.com/search/
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* 발음사전 http://www.forvo.com/search/
* [http://mathnet.kaist.ac.kr/mathnet/math_list.php?mode=list&ftype=&fstr= 대한수학회 수학 학술 용어집]<br>
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* [http://mathnet.kaist.ac.kr/mathnet/math_list.php?mode=list&ftype=&fstr= 대한수학회 수학 학술 용어집]
 
** http://mathnet.kaist.ac.kr/mathnet/math_list.php?mode=list&ftype=eng_term&fstr=
 
** http://mathnet.kaist.ac.kr/mathnet/math_list.php?mode=list&ftype=eng_term&fstr=
 
* [http://www.nktech.net/science/term/term_l.jsp?l_mode=cate&s_code_cd=MA 남·북한수학용어비교]
 
* [http://www.nktech.net/science/term/term_l.jsp?l_mode=cate&s_code_cd=MA 남·북한수학용어비교]
* [http://kms.or.kr/home/kor/board/bulletin_list_subject.asp?bulletinid=%7BD6048897-56F9-43D7-8BB6-50B362D1243A%7D&boardname=%BC%F6%C7%D0%BF%EB%BE%EE%C5%E4%B7%D0%B9%E6&globalmenu=7&localmenu=4 대한수학회 수학용어한글화 게시판]
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* [http://kms.or.kr/home/kor/board/bulletin_list_subject.asp?bulletinid=%7BD6048897-56F9-43D7-8BB6-50B362D1243A%7D&boardname=%BC%F6%C7%D0%BF%EB%BE%EE%C5%E4%B7%D0%B9%E6&globalmenu=7&localmenu=4 대한수학회 수학용어한글화 게시판]
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">사전 형태의 자료</h5>
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==사전 형태의 자료==
  
 
* http://ko.wikipedia.org/wiki/
 
* http://ko.wikipedia.org/wiki/
94번째 줄: 115번째 줄:
 
* http://www.wolframalpha.com/input/?i=
 
* http://www.wolframalpha.com/input/?i=
 
* [http://dlmf.nist.gov/ NIST Digital Library of Mathematical Functions]
 
* [http://dlmf.nist.gov/ NIST Digital Library of Mathematical Functions]
* [http://www.research.att.com/~njas/sequences/index.html The On-Line Encyclopedia of Integer Sequences]<br>
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* [http://www.research.att.com/~njas/sequences/index.html The On-Line Encyclopedia of Integer Sequences]
 
** http://www.research.att.com/~njas/sequences/?q=
 
** http://www.research.att.com/~njas/sequences/?q=
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">관련논문</h5>
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* http://www.jstor.org/action/doBasicSearch?Query=
 
* http://www.ams.org/mathscinet
 
* http://dx.doi.org/
 
  
 
 
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">관련도서</h5>
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*  도서내검색<br>
 
** http://books.google.com/books?q=
 
** http://book.daum.net/search/contentSearch.do?query=
 
*  도서검색<br>
 
** http://books.google.com/books?q=
 
** http://book.daum.net/search/mainSearch.do?query=
 
** http://book.daum.net/search/mainSearch.do?query=
 
  
 
 
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">관련기사</h5>
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*  네이버 뉴스 검색 (키워드 수정)<br>
 
** http://news.search.naver.com/search.naver?where=news&x=0&y=0&sm=tab_hty&query=
 
** http://news.search.naver.com/search.naver?where=news&x=0&y=0&sm=tab_hty&query=
 
** http://news.search.naver.com/search.naver?where=news&x=0&y=0&sm=tab_hty&query=
 
  
 
 
  
 
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<h5 style="line-height: 3.428em; margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; color: rgb(34, 61, 103); font-family: 'malgun gothic', dotum, gulim, sans-serif; font-size: 1.166em; background-image: ; background-color: initial; background-position: 0px 100%;">블로그</h5>
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*  구글 블로그 검색<br>
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==블로그==
** http://blogsearch.google.com/blogsearch?q=
 
* [http://navercast.naver.com/science/list 네이버 오늘의과학]
 
* [http://www.ams.org/mathmoments/ Mathematical Moments from the AMS]
 
* [http://betterexplained.com/ BetterExplained]
 

2020년 12월 28일 (월) 03:03 기준 최신판

이 항목의 스프링노트 원문주소



개요



성질

\(\psi^{(1)}(z + 1) - \psi^{(1)}(z) =-\frac{1}{z^{2}}\)



덧셈공식

\(\psi^{(1)}(z)+ \psi^{(1)}\left(z + \frac{1}{m}\right) + \cdots+ \psi^{(1)}\left(z + \frac{m-1}{m}\right) = m^{2}\psi^{(1)}(mz)\)



후르비츠 제타함수



클라우센 함수와의 관계




http://mathworld.wolfram.com/GiesekingsConstant.html

http://www.research.att.com/~njas/sequences/A143298

http://www.wolframalpha.com/input/?i=Gieseking's+constant.

http://www.wolframalpha.com/input/?i=sqrt(3)*(trigamma(1/3)-trigamma(2/3))/12



재미있는 사실



메모

http://www.wolframalpha.com/input/?i=(polylog[2,exp(-i*2pi/3)]-polylog[2,exp(i*2pi/3)])*i/2

http://www.wolframalpha.com/input/?i=i*0.5*(-(i+trigamma(1/6))/(12+sqrt(3))-(i+trigamma(1/3))/(12+sqrt(3))%2B(i+trigamma(2/3))/(12+sqrt(3))%2B(i+trigamma(5/6))/(12+sqrt(3)))

http://mathworld.wolfram.com/GiesekingsConstant.html



관련된 항목들



수학용어번역



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