public void IntersectionTest2()
{
var l1 = Line2.FromSlopeAndYIntercept(slope: 1, yIntercept: 1);
var l2 = Line2.FromSlopeAndYIntercept(slope: -1, yIntercept: 1);
var intersection = Line2.Intersection(l1, l2);
Assert.Equal(new Vector2(0, 1), intersection);
}