Foundations and Introduction to X are typically very different courses. The second has a much more informal approach, and the objective is to facilitate underst

Foundations and Introduction to X are typically very different courses. The second has a much more informal approach, and the objective is to facilitate understanding for someone in their first approach to the discipline. In the case of foundations, the aim is to establish a solid and complete base on which to build all subsequent knowledge; and that need not be easy at all.