public void Polynom_Clone()
        {
            var array = new double[] { 1, 0, 2, 4, 5 };
            var first = new CustomPolynom(array);
            var second = (CustomPolynom)first.Clone();

            Assert.IsTrue(first.Equals(second));
        }
        public void Polynom_EqualsOtherFirst()
        {
            var array = new double[] {1, 0, 2, 4, 5};
            var first = new CustomPolynom(array);
            var second = new CustomPolynom(array);

            Assert.IsTrue(first.Equals(second));
        }