Tschirnhausen cubic en · NOUN
Etymology
Named after Ehrenfried Walther von Tschirnhaus (1651–1708), German mathematician, physicist, physician, and philosopher. The name was first used in a 1900 paper by R. C. Archibald.
Meanings
- A plane curve defined, in its left-opening form, by the polar equation r=a sec ³(θ/3) where sec is the secant function.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| Tschirnhausen cubics | Number=Plur | lexicographic | |
| Tschirnhaus' cubic | alternative | lexicographic |