Theorems · Definition · number theory
Subgroup.IsRegularAtInfty
{R : Type u_1} → [inst : Ring R] → Subgroup (GL (Fin 2) R) → PropA subgroup is regular at ∞ if its periods and strict periods coincide.
- Defined in
- Mathlib.NumberTheory.ModularForms.Cusps
- Cited by
- 3 results in Mathlib
- Foundations
- Depth 87 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- Ring
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites6
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Ringstatement and proof · cited by 7,463
- Matrixstatement · cited by 4,303
- Subgroupstatement and proof · cited by 3,593
- Matrix.GeneralLinearGroupstatement and proof · cited by 556
- Subgroup.strictPeriodsproof · cited by 63
- Subgroup.periodsproof · cited by 10
Cited by3
Results whose statement or proof uses this declaration.
- Subgroup.isRegularAtInfty_iffstatement and proof · cited by 0
- Subgroup.isRegularAtInfty_of_neg_one_memstatement · cited by 0
- Subgroup.IsRegularAtInfty.eqstatement and proof · cited by 0