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Sky

some question for myself. 1.https://math.stackexchange.com/questions/174595/classification-of-prime-ideals-of-mathbbzx

2.the number of left maximal ideals of Artinian ring maybe infnite https://math.stackexchange.com/questions/2452677/question-about-semi-local-ring-and-artin-ring

3.a story of koszul complex. https://math.stackexchange.com/questions/159318/motivation-for-koszul-complex/411416

4.where we use the cocylce condition in Gluing sheaves. https://math.stackexchange.com/questions/2367893/details-of-gluing-sheaves-on-a-cover

5.An intuitive approach to the Jordan Normal form.https://math.stackexchange.com/q/411845/453628

6.bimodule structure in Ext^i_R(M,N) when $R$ is commutative.https://math.stackexchange.com/q/3005619

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