Mathlib Changelog
v3
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Mathlib v3 is deprecated.
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Def
Gamma_0_map
Modification history
2022-09-08 10:32
src/number_theory/modular_forms/congruence_subgroups.lean
feat(number_theory/modular_forms/congruence_subgroups): Add definition of congruence subgroups. (#15159) …
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Gamma_0_map
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