"Virasoro algebra"의 두 판 사이의 차이
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| 1번째 줄: | 1번째 줄: | ||
<h5>Unitarity and Ghost</h5> | <h5>Unitarity and Ghost</h5> | ||
| − | * Unitarity | + | * Unitarity means the inner product in the space of states is positive definite |
| + | * A state with negative norm is called a ghost. | ||
| + | * If a ghost is found on any level the represetation cannot occur in a unitary theory | ||
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| + | <h5>unitary representations</h5> | ||
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| + | * c>1 and c<1 | ||
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2009년 7월 27일 (월) 17:30 판
Unitarity and Ghost
- Unitarity means the inner product in the space of states is positive definite
- A state with negative norm is called a ghost.
- If a ghost is found on any level the represetation cannot occur in a unitary theory
unitary representations
- c>1 and c<1
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표준적인 도서 및 추천도서
- http://search.gigapedia.com/?q=
- http://www.amazon.com/s/ref=nb_ss_gw?url=search-alias%3Dstripbooks&field-keywords=
참고할만한 자료
- Quantum Group Structure of the q-Deformed Virasoro Algebra
- Haihong Hu
- http://ko.wikipedia.org/wiki/
- http://en.wikipedia.org/wiki/
- http://front.math.ucdavis.edu/search?a=&t=&c=&n=40&s=Listings&q=
- http://www.ams.org/mathscinet/search/publications.html?pg4=AUCN&s4=&co4=AND&pg5=TI&s5=&co5=AND&pg6=PC&s6=&co6=AND&pg7=ALLF&co7=AND&Submit=Search&dr=all&yrop=eq&arg3=&yearRangeFirst=&yearRangeSecond=&pg8=ET&s8=All&s7=
- 다음백과사전 http://enc.daum.net/dic100/search.do?q=