reserve k,m,n for Nat;
reserve R for commutative Ring,
        p,q for Polynomial of R,
        z0,z1 for Element of R;

theorem Th3:
  (1_F_Complex) |^ n = 1_F_Complex
proof
  thus (1_FC) |^ n = 1r|^n by COMPLFLD:8,74
     .= 1_FC by COMPLFLD:8,COMPLEX1:def 4;
end;
