// Question 1 /** * Returns a^b, as the standard mathematical exponentiation
	// function */
	public BigDecimal mathExp(BigDecimal a, BigDecimal b){
		return a.pow(b.intValue());
	}

	@Test
	public void test() {
		Assert.assertEquals(new BigDecimal(100),mathExp(new BigDecimal(10),new BigDecimal(2)));
	}