Martin Brandenburg

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570195
bio website location Münster, Germany age 27 member for 5 years, 2 months seen Feb 13 at 10:57 profile views 36,110

I am interested in the interactions between algebraic geometry and category theory. More specifically, I "model" algebraic geometry on cocomplete symmetric monoidal categories.

Email: [my last name] [at] uni-muenster.de

 155 Examples of common false beliefs in mathematics 51 What are the reasons for considering rings without identity? 42 Counterexamples in Algebra? 36 Example of an unnatural isomorphism 32 Rings in which every non-unit is a zero divisor

24,834 Reputation

 +15 A short proof for $\dim(R[T])=\dim(R)+1$ +10 A $0$-dimensional ring that is not noetherian +5 Classification of 1-dimensional manifolds (not second-countable) -2 dual of Z^I for uncountable I

284 Questions

 53 Rigidity of the category of schemes 39 when is A isomorphic to A^3? 37 explicit big linearly independent sets 35 Colimits of schemes 34 A short proof for $\dim(R[T])=\dim(R)+1$

204 Tags

 474 ct.category-theory × 219 79 reference-request × 52 409 ag.algebraic-geometry × 187 71 homological-algebra × 35 345 ac.commutative-algebra × 94 70 gn.general-topology × 23 135 ra.rings-and-algebras × 29 68 sheaf-theory × 24 90 schemes × 17 63 gr.group-theory × 28

2 Accounts

 Mathematics 73,819 rep 779175 MathOverflow 24,834 rep 570195
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