funçõs zeta Graceli composta : . ζ / G = 1 / Pw / n! ,] / Q = ζ / G = 1 / Pw / n! ,] / Q = ζ / G = 1 / Pw / n! ,] / Q = ζ ζ / G = 1 / Pw / n! ,] / Q = ζ / G = 1 / Pw / n! ,] / Q = ζ / G = [SAPR / Pw / n! ,] / Q = ζ / G = [SAPR / PO / n! ,] / ...