mathlib

9e9a2c9e - feat(algebra/ring/basic): add `no_zero_divisors.to_cancel_comm_monoid_with_zero` (#14302)

feat(algebra/ring/basic): add `no_zero_divisors.to_cancel_comm_monoid_with_zero` (#14302) This already existed as `is_domain.to_cancel_comm_monoid_with_zero` with overly strong assumptions.