@Test
    @LoadGraphWith(MODERN)
    public void g_V_outE_mathX0_minus_itX_byXweightX() {
        final Traversal<Vertex, Double> traversal = get_g_V_outE_mathX0_minus_itX_byXweightX();
        printTraversalForm(traversal);
        checkResults(Arrays.asList(-0.4, -0.4, -0.5, -1.0, -1.0, -0.2), traversal);
    }
@author Marko A. Rodriguez (http://markorodriguez.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/MathTest.java