Explanations and corrections will be on the FAQ pages
- I will be away for Week 1 (2014), and Prof. Paul Glendinning will be taking the two lectures. There will be no tutorial (Thurs 10-11) that week. We will make up for it with an extra class later in the semester.
- The coursework Δ is now available, and is due back in Week 7, on Weds 5th Nov (by 4pm).
- See here for YouTube video on the swallowtail singularity. Here are a couple of pictures. Many more can be found by searching for "swallowtail singularity" or "swallowtail catastrophe"

Their labels a and c are swapped compared to our coordinates.
Attach:swallowtail.jpg Δ Swallowtail