theorem
L21 ↗powerClass_pow
ClassFieldTheory.powerClass_pow
The class of a power is the corresponding power of the class.
Source context 2 commands
Surrounding namespaces, section variables, and local commands at this declaration.
namespace ClassFieldTheory
universe uLean source · statement
theorem powerClass_pow
(K : Type u) [Field K] (n : ℕ+) (a : Kˣ) (m : ℕ) :
powerClass K n (a ^ m) = (powerClass K n a) ^ m