A curious example on classifying stacks
In Jarod Alper's note i found the following exercise: Consider two nondegenerate quadratic forms q, q,' of the same rank over a field....
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INFINITY IS OK
... but everything is a problem.
ABOUT ME
Hello there. I'm Clemens Nollau, I am a Phd-student at the University Tübingen under the supervision of Daniele Agostini and Hannah Markwig. My main interest is classical algebraic geometry especially curves. I also like other geometries like the tropical and complex worlds, sometimes even arithmetic.
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