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군환 (비교)

1 : [Include(틀:가져옴,O=오메가, C=[[https://creativecommons.org/licenses/by-nc-sa/3.0/deed.ko|CC BY-NC-SA 3.0]], L=[[http://archive.ph/vWeTk|링크]])]
2 : 
3 : 群環 / group ring
16 : * [[inter:위키백과:군환]]
17 : 
18 : [Include(틀:가져옴,O=오메가, C=[[https://creativecommons.org/licenses/by-nc-sa/3.0/deed.ko|CC BY-NC-SA 3.0]], L=[[http://archive.ph/vWeTk|링크]])]