}
@Test
public void testEqualsAndHashCode() {
final DeltaGammaCovarianceMatrixSkewnessCalculator f1 = new DeltaGammaCovarianceMatrixSkewnessCalculator(ALGEBRA);
final DeltaGammaCovarianceMatrixSkewnessCalculator f2 = new DeltaGammaCovarianceMatrixSkewnessCalculator(new ColtMatrixAlgebra());
assertEquals(f1, F);
assertEquals(f1.hashCode(), F.hashCode());
assertFalse(f1.equals(f2));
}