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# Questions

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### How many solutions are there to $\sum_{i=1}^3 x_i^2+x_iy_i+y_i^2=k$?

jan 25 12 at 8:23 GH 15.1k13153

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### Representations by positive definite binary quadratic forms

jan 15 12 at 23:04 Will Jagy 12.5k12645

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### comprehensive presentation of the unitary dual of $SO_0(n,1)$

jan 13 at 12:39 Aakumadula 2,8851513

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### Siegel’s Mass Formula for ternary indefinite quadratic forms

feb 5 12 at 3:27 Will Jagy 12.5k12645

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### volume of complex hyperbolic manifolds

dec 27 11 at 21:53 emiliocba 52827

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### Values of Dirichlet L-funcions at natural numbers

jan 4 12 at 9:26 Franz Lemmermeyer 17.2k138101

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### finitely many orbits of integer solutions module unimodular groups

may 2 12 at 22:22 MathOverflow 123

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325
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### Norm map and units in local rings

dec 30 11 at 14:49 emiliocba 52827

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148
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### Local densities of hermitian forms

oct 21 at 10:36 emiliocba 52827

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