∫ Утверждение Mathlib
Gamma1_mem'
Mathlib.NumberTheory.ModularForms.CongruenceSubgroups
URI: https://scilib.ai/kg/mathlib#CongruenceSubgroup.Gamma1_mem'
∫ Утверждение Mathlib
Mathlib.NumberTheory.ModularForms.CongruenceSubgroups
URI: https://scilib.ai/kg/mathlib#CongruenceSubgroup.Gamma1_mem'