Theorems · Theorem · number theory
ModularForm.discriminant_T_invariant
SlashAction.map 12 ModularGroup.T ModularForm.discriminant = ModularForm.discriminant
The discriminant is invariant under T : z ↦ z + 1, i.e., Δ(z + 1) = Δ(z).
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- Foundations
- Depth 286 from the axioms · uses propext, Classical.choice, Quot.sound
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