public static double div(float v1, float v2) {
		return div(v1, v2, DEFAULT_DIV_SCALE);
	}
@Test
	public void divBigDecimalTest() {
		final BigDecimal result = NumberUtil.div(BigDecimal.ZERO, BigDecimal.ONE);
		assertEquals(BigDecimal.ZERO, result.stripTrailingZeros());
	}