- hyperbolic equation
- (дифференциальное) уравнение гиперболического типа
English-Russian electronics dictionary .
hyperbolic equation
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Hyperbolic partial differential equation — In mathematics, a hyperbolic partial differential equation is usually a second order partial differential equation (PDE) of the form :A u {xx} + 2 B u {xy} + C u {yy} + D u x + E u y + F = 0 with: det egin{pmatrix} A B B C end{pmatrix} = A C B^2 … Wikipedia
Hyperbolic motion (relativity) — Hyperbolic motion is the motion of an object with constant proper acceleration in special relativity. It is called hyperbolic motion because the equation describing the path of the object through spacetime is a hyperbola, as can be seen when… … Wikipedia
Hyperbolic function — A ray through the origin intercepts the hyperbola in the point , where is twice the area between the ray and the … Wikipedia
Hyperbolic trajectory — In astrodynamics or celestial mechanics a hyperbolic trajectory is a Kepler orbit with the eccentricity greater than 1. Under standard assumptions a body traveling along this trajectory will coast to infinity, arriving there with hyperbolic… … Wikipedia
Hyperbolic discounting — In behavioral economics, hyperbolic discounting refers to the empirical finding that people generally prefer smaller, sooner payoffs to larger, later payoffs when the smaller payoffs would be imminent; but when the same payoffs are distant in… … Wikipedia
Équation aux dérivées partielles — En mathématiques, plus précisément en calcul différentiel, une équation aux dérivées partielles (EDP) est une équation dont les solutions sont les fonctions inconnues vérifiant certaines conditions concernant leurs dérivées partielles. Une EDP a… … Wikipédia en Français
Hyperbolic spiral — A hyperbolic spiral is a transcendental plane curve also known as a reciprocal spiral. It has the polar equation r theta; = a , and is the inverse to the Archimedean spiral. It begins at an infinite distance from the pole in the centre (for… … Wikipedia
hyperbolic cosecant — noun : the hyperbolic function that is analogous to the cosecant and defined by the equation csch x = 1/sinh x abbreviation csch … Useful english dictionary
hyperbolic cosine — noun : the hyperbolic function that is analogous to the cosine and defined by the equation cosh x = (ex + e x)/2 abbreviation cosh … Useful english dictionary
hyperbolic cotangent — noun : the hyperbolic function that is analogous to the cotangent and defined by the equation coth x = cosh x/sinh x abbreviation coth … Useful english dictionary
hyperbolic secant — noun : the hyperbolic function that is analogous to the secant and defined by the equation sech x = 1/cosh x abbreviation sech … Useful english dictionary
