(self)
return sum(self.ap) - sum(self.bq)
A quantity related to the convergence of the series.
A quantity related to the convergence of the series.
A quantity related to the convergence of the series .
def eta(self):
        """ A quantity related to the convergence of the series. """
        return sum(self.ap) - sum(self.bq)
def eta ( self ) : return sum ( self . ap ) - sum ( self . bq )