/** * {@inheritDoc} * * The mean is {@code scale * Gamma(1 + (1 / shape))}, where {@code Gamma()} * is the Gamma-function. */ public double getNumericalMean() { if (!numericalMeanIsCalculated) { numericalMean = calculateNumericalMean(); numericalMeanIsCalculated = true; } return numericalMean; }
/** * {@inheritDoc} * * The mean is {@code scale * Gamma(1 + (1 / shape))}, where {@code Gamma()} * is the Gamma-function. */ public double getNumericalMean() { if (!numericalMeanIsCalculated) { numericalMean = calculateNumericalMean(); numericalMeanIsCalculated = true; } return numericalMean; }
/** * {@inheritDoc} * * The mean is {@code scale * Gamma(1 + (1 / shape))}, where {@code Gamma()} * is the Gamma-function. */ public double getNumericalMean() { if (!numericalMeanIsCalculated) { numericalMean = calculateNumericalMean(); numericalMeanIsCalculated = true; } return numericalMean; }