📁 Source: Mathlib/RingTheory/LocalRing/Subring.lean
of_injective
of_subring
of_subring'
DFunLike.coe
RingHom
Semiring.toNonAssocSemiring
RingHom.instFunLike
IsUnit
MonoidWithZero.toMonoid
Semiring.toMonoidWithZero
IsLocalRing
RingHom.domain_nontrivial
toNontrivial
mem_nonZeroDivisors_of_injective
RingHomClass.toMonoidWithZeroHomClass
RingHom.instRingHomClass
IsUnit.mem_nonZeroDivisors
isUnit_or_isUnit_of_add_one
map_one
MonoidHomClass.toOneHomClass
MonoidWithZeroHomClass.toMonoidHomClass
map_add
AddMonoidHomClass.toAddHomClass
RingHomClass.toAddMonoidHomClass
Subsemiring
SetLike.instMembership
Subsemiring.instSetLike
Subsemiring.toSemiring
Subsemiring.subtype_injective
Preorder.toLE
PartialOrder.toPreorder
Subsemiring.instPartialOrder
Subsemiring.inclusion_injective
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