def Isqrt.le
import bend-collections-laws-math@1.0.0.0/spec/math/natural.bend as Naturalimport Base
import bend-collections-laws-math@1.0.0.0/src/math/natural.bend as M
207def Isqrt.le(+n: Nat) -> Type:
208 {Nat.is_le(Nat.pow(M.isqrt(n), 2n), n) == True{} : Bool}