Documentation
Atlas
.
NumberTheoryI
.
code
.
Lem1812
Search
return to top
source
Imports
Init
Mathlib
Atlas.NumberTheoryI.code.ArithmeticFunctions
Atlas.NumberTheoryI.code.Cor1838
Imported by
lem_18_12
source
theorem
lem_18_12
{
m
:
ℕ
}
[
NeZero
m
]
(
χ
:
DirichletCharacter
ℂ
m
)
:
∑
n
:
ZMod
m
,
χ
n
≠
0
↔
χ
=
1