Documentation
Mathlib
.
Algebra
.
CharP
.
Subring
Search
Google site search
return to top
source
Imports
Init
Mathlib.Algebra.CharP.Basic
Mathlib.RingTheory.Subring.Basic
Imported by
CharP
.
subsemiring
CharP
.
subring
CharP
.
subring'
Characteristic of subrings
#
source
instance
CharP
.
subsemiring
(R :
Type
u)
[
Semiring
R
]
(p :
ℕ
)
[
CharP
R
p
]
(S :
Subsemiring
R
)
:
CharP
(
↥
S
)
p
Equations
(_ :
CharP
(
↥
S
)
p
)
=
(_ :
CharP
(
↥
S
)
p
)
source
instance
CharP
.
subring
(R :
Type
u)
[
Ring
R
]
(p :
ℕ
)
[
CharP
R
p
]
(S :
Subring
R
)
:
CharP
(
↥
S
)
p
Equations
(_ :
CharP
(
↥
S
)
p
)
=
(_ :
CharP
(
↥
S
)
p
)
source
instance
CharP
.
subring'
(R :
Type
u)
[
CommRing
R
]
(p :
ℕ
)
[
CharP
R
p
]
(S :
Subring
R
)
:
CharP
(
↥
S
)
p
Equations
(_ :
CharP
(
↥
S
)
p
)
=
(_ :
CharP
(
↥
S
)
p
)