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Martin Brandenburg

The list of my publications can be found here.

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

Please understand that I will not answer general mathematics questions via e-mail, in particular when they are not about my research area.

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234 Examples of common false beliefs in mathematics May 5 '10
94 A short proof for $\dim(R[T])=\dim(R)+1$ Jun 21 '14
88 $A$ is isomorphic to $A \oplus \mathbb{Z}^2$, but not to $A \oplus \mathbb{Z}$ Sep 12 '15
73 $R$ is isomorphic to $R[X,Y]$, but not to $R[X]$ Dec 11 '15
71 When is $A$ isomorphic to $A^3$? Dec 30 '09
69 Rigidity of the category of schemes Feb 28 '11
66 What are the reasons for considering rings without identity? Apr 26 '10
62 Example of an unnatural isomorphism Aug 14 '13
61 explicit big linearly independent sets May 1 '10
54 Counterexamples in Algebra? Jun 22 '10
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