public void EqualsReturnsFalseOnNull()
        {
            RatioChangeRate decimalfractionpersecond = RatioChangeRate.FromDecimalFractionsPerSecond(1);

            Assert.False(decimalfractionpersecond.Equals(null));
        }
        public void EqualsReturnsFalseOnTypeMismatch()
        {
            RatioChangeRate decimalfractionpersecond = RatioChangeRate.FromDecimalFractionsPerSecond(1);

            Assert.False(decimalfractionpersecond.Equals(new object()));
        }