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Zhen Lin's user avatar
Zhen Lin's user avatar
Zhen Lin
  • Member for 15 years, 4 months
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Top posts

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132
What concept does an open set axiomatise?
Apr 9, 2011
101
Sheaf cohomology: what is it and where can I learn it?
Jul 31, 2011
74
Why did my friend lose all his money?
Aug 28, 2012
70
Simplicial homology of real projective space by Mayer-Vietoris
Mar 14, 2011
62
Why is the category of fields seemingly so poorly behaved?
Jul 14, 2020
59
What is the 'implicit function theorem'?
Mar 10, 2011
57
Understanding Ramification Points
May 29, 2012
56
What are differences between affine space and vector space?
Aug 1, 2014
54
Is Zorn's lemma required to prove the existence of a maximal atlas on a manifold?
Sep 22, 2011
54
In set theory, how are real numbers represented as sets?
Sep 8, 2011

Top Meta posts

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59
Are we closing short questions too hastily?
17
Should chat have TeX support?
6
Firefox 4 and MathJax \not
6
Mistagged algebraic-geometry questions
5
Tag rename request: (synthetic-differential) to (synth-differential-geometry)

Top network posts

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44
TOC entries and labels for included PDF pages
36
Is there a good general definition of "sheaves with values in a category"?
35
What is the theory of local rings and local ring homomorphisms?
30
Distinguishing certain characters in handwriting and print (Similar-looking Kana and Kanji)
30
How many Kanji characters are there?