Crystal Reports for Rational Application Developer ガイド

//Outstanding preferred stock as a percent of
//common stock
{Financials.Preferred Stock} %
{Financials.Common Stock};
//The square root of 9, Sqr(9) is 3
//The formula returns 17
7 + 2 * 3 - 2 + Sqr(6 + 3) * Length("up");