"Soft introduction to cohomology"의 두 판 사이의 차이
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imported>Pythagoras0 잔글 (찾아 바꾸기 – “<h5>” 문자열을 “==” 문자열로) |
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* http://terrytao.wordpress.com/2011/06/07/central-extensions-of-lie-groups-and-cocycle-averaging/ | * http://terrytao.wordpress.com/2011/06/07/central-extensions-of-lie-groups-and-cocycle-averaging/ | ||
2012년 10월 28일 (일) 14:00 판
Pythagorean triple and Hilbert theorem 90
http://www.math.harvard.edu/~elkies/Misc/hilbert.pdf
17 wallpaper groups
http://golem.ph.utexas.edu/category/2012/06/cohomology_in_everyday_life.html
==carrying and cocycles
- http://terrytao.wordpress.com/2011/06/07/central-extensions-of-lie-groups-and-cocycle-averaging/
- http://blog.mikael.johanssons.org/archive/2006/07/carry-bits-and-group-cohomology/
- http://www.physicsforums.com/showthread.php?t=182195
- Isaksen, Daniel C. 2002. “A Cohomological Viewpoint on Elementary School Arithmetic”. The American Mathematical Monthly 109 (9) (11월 1): 796-805. doi:10.2307/3072368. http://www.jstor.org/stable/3072368