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Algebra.isEpi_iff_forall_one_tmul_eq
Modification history
2026-01-15 19:06
Mathlib/Algebra/Algebra/Epi.lean
feat: the rank of the ℤ-span of the roots of a root system is the dimension (#33846) …
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Algebra.isEpi_iff_forall_one_tmul_eq
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