generated ring 中文意思是什麼
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A criterion theorem of having no finite coverings for a finitely generated module m over a semisimple ring r is given
對半單環上有限生成左模給出一個無有限覆蓋的判定定理。 -
In chapter 1, one type of maximal subgroups in symplectic groups over polynomial rings are obtained. let f be a field, r = f [ x ] be a ring of polynomial in one variable over f, m be a positive integer, f ef and s be the ideal of r generated by - f, we define :, then g ( s ) is a maximal subgroups of sp ( 2m, r )
在第一章中，得到了多項式環上辛群的一類極大子群：設f是一個域， r = f [ ]是域f上關于的一元多項式環， m是一個正整數， f f ， s是r的由- f生成的理想，則是sp （ 2m ， r ）的一個極大子群。 -
The one - million - second image shows a bright outer ring ( green ) ten light years in diameter that marks the location of a shock wave generated by the supernova explosion
曝光100萬秒的圖象揭示出了直徑10光年的明亮外環（綠色） ，這里標志著超新星爆發產生的激波起源。
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