/** * {@inheritDoc} * * The variance is {@code scale^2 * Gamma(1 + (2 / shape)) - mean^2} * where {@code Gamma()} is the Gamma-function. */ public double getNumericalVariance() { if (!numericalVarianceIsCalculated) { numericalVariance = calculateNumericalVariance(); numericalVarianceIsCalculated = true; } return numericalVariance; }
/** * {@inheritDoc} * * The variance is {@code scale^2 * Gamma(1 + (2 / shape)) - mean^2} * where {@code Gamma()} is the Gamma-function. */ public double getNumericalVariance() { if (!numericalVarianceIsCalculated) { numericalVariance = calculateNumericalVariance(); numericalVarianceIsCalculated = true; } return numericalVariance; }
/** * {@inheritDoc} * * The variance is {@code scale^2 * Gamma(1 + (2 / shape)) - mean^2} * where {@code Gamma()} is the Gamma-function. */ public double getNumericalVariance() { if (!numericalVarianceIsCalculated) { numericalVariance = calculateNumericalVariance(); numericalVarianceIsCalculated = true; } return numericalVariance; }