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2 votes

Quotient rings of integral quaternion rings

It's overkill, but this generalizes: Main Theorem 16.1.3 in my book gives $\#(O/I) = [O : I]=\mathrm{nrd}(I)^2$ (cardinality and indices as abelian groups) as the square of the reduced norm of the (...
John Voight's user avatar
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4 votes
Accepted

Van der Waerden's classical paper on Hilbert polynomials and Bezout's theorem

I just discovered that the 1928 volume of Proceedings of the Koninklijke Akadamie van Wetenschappen Amsterdam is on the "internet archive". Van der Waerden's article from the OP is in Issue #...
pinaki's user avatar
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