TriangularDistribution extends AbstractRealDistribution { public double getSupportLowerBound() { return a; } TriangularDistribution(double a, double c, double b);  TriangularDistribution(RandomGenerator rng,
                                  double a,
                                  double c,
                                  double b); double getMode(); double density(double x); double cumulativeProbability(double x); double getNumericalMean(); double getNumericalVariance(); double getSupportLowerBound(); double getSupportUpperBound(); boolean isSupportLowerBoundInclusive(); boolean isSupportUpperBoundInclusive(); boolean isSupportConnected(); @Override double inverseCumulativeProbability(double p);  }
@Test public void testGetLowerBound() { TriangularDistribution distribution = makeDistribution(); Assert.assertEquals(-3.0, distribution.getSupportLowerBound(), 0); }