Invariants of a genus 2 curve include:
- the discriminant $\Delta$,
- the conductor $N$ of its Jacobian,
- its geometric invariants, which may be expressed as Igusa-Clebsch invariants $I_2,I_4,I_6,I_{10}$, Igusa invariants $J_2,J_4,J_6,J_8,J_{10}$, or G2-invariants $g_1,g_2,g_3$.
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- Last edited by John Cremona on 2018-05-24 14:45:26
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- 2018-05-24 14:45:26 by John Cremona (Reviewed)