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Results tagged with genus
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user 491100
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Genus of quadratic form
I am trying to understand the genus of a lattice from Conway and Sloane textbook. … They said two quadratic forms $Q_1$ and $Q_2$ lie in the same genus if they are equivalent over $\mathbb{R}$ and over the $p$-adic integers $\mathbb{Z}_p$ for all primes $p$. …
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