
theorem Th2:
  for X be ComplexNormSpace, seq be sequence of X,
    m be Nat holds 0 <= ||.seq.||.m
proof
  let X be ComplexNormSpace;
  let seq be sequence of X;
  let m be Nat;
  ||.seq.||.m = ||.seq.m.|| by NORMSP_0:def 4;
  hence thesis by CLVECT_1:105;
end;
