from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Archaic form of lemniscate. (type of curve)
from the GNU version of the Collaborative International Dictionary of English
- n. A curve in the form of the figure 8, with both parts symmetrical, generated by the point in which a tangent to an equilateral hyperbola meets the perpendicular on it drawn from the center.
Sorry, no etymologies found.
For Dr. Bledsoe was an enthusiastic advocate of Secession, to such an extent that he would not infrequently interlard his demonstration of some difficult problem in differential or integral calculus -- for example, the lemniscata of Bernouilli -- with some vigorous remarks in the doctrine of States 'rights.
Herschel, forms a _lemniscata_; but the experimental proof was here, as in numberless other cases, preceded by the deduction which showed that, according to the undulatory theory, the bands must possess this special character.