Different programmes will place more or less emphasis on different things. For myself, this was a tiny part of a 4-year undergraduate degree and I probably didn

Different programmes will place more or less emphasis on different things. For myself, this was a tiny part of a 4-year undergraduate degree and I probably didn't spend any more than a day or two on the topic. What you say does sound right, but I think the other answers still have pedagogical value. Thanks for clearing this up, I now realize I need to brush up on this topic.