异圈 commented on Generators and relations for discrete groups by Harold Scott MacDonald Coxeter Sept. 20, 2021 page 13 Public Generators and relations for discrete groups (1984, Springer) No rating 等等,大哥,abstract algebra讲了整整两章的有限交换群分类您两页就讲完了?!
异圈 commented on Generators and relations for discrete groups by Harold Scott MacDonald Coxeter Sept. 20, 2021 page 11 Public Generators and relations for discrete groups (1984, Springer) No rating 姆们数学人到底要会几种字体(呆滞
异圈 commented on Lie Groups, Lie Algebras, and Representations: An Elementary Introduction by Brian Hall Sept. 19, 2021 page 74 Public Lie Groups, Lie Algebras, and Representations: An Elementary Introduction (2003) No rating 第四章了,我还是要说,分析侧就是无聊(崩溃
异圈 commented on Commutative algebra with a view toward algebraic geometry by David Eisenbud Sept. 14, 2021 page 102 of 785 Public No rating 在我两眼无神地啃完了一大章以后,你告诉我, … one should ignore primary decomposition entirely 虽然我感觉即将有argument上线,但我现在就是,很想,打人
在我两眼无神地啃完了一大章以后,你告诉我, … one should ignore primary decomposition entirely 虽然我感觉即将有argument上线,但我现在就是,很想,打人
异圈 commented on Commutative algebra with a view toward algebraic geometry by David Eisenbud Sept. 14, 2021 page 90 of 785 Public No rating 原话:every ideal consisting entirely of zerodivisors… 我看了八百遍:every ideal consisting entire zerodivisors… 无语😓甚至去查了consist的意思。英语不好真磨人
原话:every ideal consisting entirely of zerodivisors… 我看了八百遍:every ideal consisting entire zerodivisors… 无语😓甚至去查了consist的意思。英语不好真磨人
异圈 commented on Commutative algebra with a view toward algebraic geometry by David Eisenbud Sept. 8, 2021 page 56 of 785 Public No rating 查了下,这门课的prof的advisor的advisor就是作者……期待听到一些……轶事。
异圈 commented on Algebraic Geometry: A First Course (Graduate Texts in Mathematics) by Joe Harris Sept. 8, 2021 Public Algebraic Geometry: A First Course (Graduate Texts in Mathematics) (1995, Springer Verlag) No rating 我强烈怀疑prof选这本是因为甚至没人做它的solution集。
异圈 commented on Lie Groups, Lie Algebras, and Representations: An Elementary Introduction by Brian Hall Sept. 5, 2021 page 36 Public Lie Groups, Lie Algebras, and Representations: An Elementary Introduction (2003) No rating Lie groups, Linear algebras, and limitations (。
异圈 commented on Algebraic topology by Fulton, William Sept. 4, 2021 Public Algebraic topology (1995, Springer-Verlag) No rating Fulton:本书试图融合integration和homotopy 我:不了吧。 请复分析滚出我的世界,咦,怎么我的世界空了。
异圈 commented on Basic Algebraic Geometry by I.R. Shafarevich Sept. 4, 2021 Public No rating 也不知道是我的问题还是书的问题还是代数几何的问题,读这本我持续走神,差不多每两三行字就要提醒自己集中注意力……很容易就变成机械地读单词而没有去理解了。 ……无语,感觉代数几何就像一门外语,光是读就已经耗尽脑力了,何况去读懂。
也不知道是我的问题还是书的问题还是代数几何的问题,读这本我持续走神,差不多每两三行字就要提醒自己集中注意力……很容易就变成机械地读单词而没有去理解了。 ……无语,感觉代数几何就像一门外语,光是读就已经耗尽脑力了,何况去读懂。
异圈 wants to read Topological methods in group theory by Ross Geoghegan Sept. 4, 2021 Public Topological methods in group theory (2008, Springer) No rating 打算先看看homological的部分,了解一下geometric group theory是干啥的(。
异圈 commented on Algebraic topology by Fulton, William Sept. 4, 2021 Public Algebraic topology (1995, Springer-Verlag) No rating Prof用这本搭配Hatcher那本来读的,好像是因为这本代数味道重一点。Prof做群论的人,激烈吐槽Hatcher那本完全没展示群本身的对称属性……所以用这本的11-14章作为补充。 Fulton,天地良心,习题有给答案!!!谢谢你,数学人最后的良心。
Prof用这本搭配Hatcher那本来读的,好像是因为这本代数味道重一点。Prof做群论的人,激烈吐槽Hatcher那本完全没展示群本身的对称属性……所以用这本的11-14章作为补充。 Fulton,天地良心,习题有给答案!!!谢谢你,数学人最后的良心。
异圈 commented on Algebraic Geometry: A First Course (Graduate Texts in Mathematics) by Joe Harris Sept. 4, 2021 Public Algebraic Geometry: A First Course (Graduate Texts in Mathematics) (1995, Springer Verlag) No rating 就问你好意思自称First Course吗……你好意思吗! 这本几何的flavor比较重(的感觉),目前只读了第一节,好难,算不出。需搭配其他textbook服用。
异圈 commented on Basic Algebraic Geometry by I.R. Shafarevich Sept. 4, 2021 Public No rating 被鬼畜Prof推着两天一节的读,现在已经秃了(删除。 感觉还行!真的就还行。比另一本名为First Course实为从入门到放弃亲民多了。affine projective并列讲,讲得很详尽(的感觉)。目前还没有挤出精力来做习题,但看题量也比哈特熊亲民……
被鬼畜Prof推着两天一节的读,现在已经秃了(删除。 感觉还行!真的就还行。比另一本名为First Course实为从入门到放弃亲民多了。affine projective并列讲,讲得很详尽(的感觉)。目前还没有挤出精力来做习题,但看题量也比哈特熊亲民……
异圈 commented on Commutative algebra with a view toward algebraic geometry by David Eisenbud Aug. 22, 2021 page 56 of 785 Public No rating wow,nuklstellensatz on Chap 1. Noice.