Quadratic Forms and Closed Geodesics
Quadratic Forms and Closed Geodesics
Quadratic Forms and Closed Geodesics
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Arithmetic subgroups of SL 2 (Z)<br />
Example<br />
Fundamental Domain for Γ 0 (6)<br />
<strong>Quadratic</strong> <strong>Forms</strong><br />
<strong>and</strong> <strong>Closed</strong><br />
<strong>Geodesics</strong><br />
Y. Petridis<br />
<strong>Quadratic</strong> <strong>Forms</strong><br />
Hyperbolic<br />
surfaces<br />
<strong>Closed</strong><br />
<strong>Geodesics</strong><br />
Spectral Theory<br />
Hecke subgroups Γ 0 (N)<br />
az + b<br />
cz + d ∈ SL 2(Z), N|c