Abstract
It is shown by elementary methods that in codimension two and under the assumption that light rays are straight lines, a caustic is the catastrophe set for a time function. The general case is also discussed.
| Original language | English |
|---|---|
| Journal | S I A M Review |
| Volume | 25 |
| Issue number | 2 |
| Pages (from-to) | 239-247 |
| Number of pages | 9 |
| ISSN | 0036-1445 |
| DOIs | |
| Publication status | Published - 1983 |
Keywords
- Systems theory and cybernetics
- Catastrophe theory
- Codimension two
- Light rays
- Caustic
- Catastrophe set
- Time function
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