Theorems · Theorem · number theory
Subgroup.strictWidthInfty_pos_iff
∀ {𝒢 : Subgroup (GL (Fin 2) ℝ)} [DiscreteTopology ↥𝒢.strictPeriods] [𝒢.HasDetPlusMinusOne],
0 < 𝒢.strictWidthInfty ↔ IsCusp OnePoint.infty 𝒢- Defined in
- Mathlib.NumberTheory.ModularForms.Cusps
- Cited by
- 5 results in Mathlib
- Foundations
- Depth 135 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites36
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coeproof · cited by 62,936
- Realstatement and proof · cited by 25,697
- Bot.botproof · cited by 4,720
- Matrixstatement · cited by 4,303
- Subgroupstatement and proof · cited by 3,593
- AddSubgroupstatement · cited by 3,232
- Units.valproof · cited by 1,966
- LT.lt.ne'proof · cited by 1,417
- Matrix.vecConsproof · cited by 852
- Matrix.vecEmptyproof · cited by 832
- Matrix.GeneralLinearGroupstatement and proof · cited by 556
- DiscreteTopologystatement and proof · cited by 373
Cited by5
Results whose statement or proof uses this declaration.
- qExpansion_coeff_isBigO_of_norm_isBigOproof · cited by 2
- ModularFormClass.exp_decay_sub_atImInfty'proof · cited by 1
- Subgroup.strictWidthInfty_posproof · cited by 1
- ModularForm.isZeroAtImInfty_of_valueAtInfty_eq_zeroproof · cited by 1
- Subgroup.widthInfty_pos_iffproof · cited by 0