Where does “hypertorus” come from?
hypertorus (English) comes from English torus, from Latin torus, from Proto-Indo-European sterh₃-, from Proto-Indo-European ster- — sterile, infertile.
hypertorus (English): A four-dimensional equivalent of a torus
Definitions
- A four-dimensional equivalent of a torus
Ancestry of “hypertorus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | torus | A topological space which is a product of two... |
| 2 | Latin | torus | a swelling, protuberance, bulge, knot; the... |
| 3 | Proto-Indo-European | sterh₃- | to spread, extend, stretch out |
| 4 | Proto-Indo-European | ster- | sterile, infertile |