Necker and the Estates-General. In the wake of Calonneâs dismissal, Louis XVI brought back Swiss banker Jacques Necker, who had previously served a ten-year stint as director general of finance.
Wiktionary (0.00 / 0 votes) Rate this definition: helix (Noun). A curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase.helix (Noun). A small volute under the abacus of a Corinthian capital.iktionary (0.00 / 0 votes) Rate this definition: helix (Noun). A curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase.
In physics and geometry, a catenary (US /ËkÃ¦tÉnËÉri/, UK /kÉËtiËnÉri/) is the curve that an idealized hanging chain or cable assumes under its own weight when supported only at its ends. The curve has a U-like shape, superficially similar in appearance to a parabola, but it is not a parabola: it is a (scaled, rotated) graph of the hyperbolic cosine.