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R. van Dobben de Bruyn
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I am currently based at Universiteit Leiden. My main interest is algebraic geometry, especially in positive and mixed characteristic.

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A StackExchange website aimed at graduate students?
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MathOverflow updated site theme is ready for testing!
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A StackExchange website aimed at graduate students?
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Close votes of different types
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SOS polynomials with integer coefficients
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Pros and cons of specializing in an esoteric research area
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Non-isomorphic rings that are localizations of each other
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How and when do I learn so much mathematics?
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Is there a relationship between a quotient group of the fundamental group of X and the fundamental group of a quotient topology of X?

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