Noun
Airy equation (plural Airy equations)
English Wikipedia has an article on:Airy equationWikipedia
(mathematics)
d
2
y
d
x
2
−
x
y
=
0
,
{\displaystyle {\frac {d^{2}y}{dx^{2}}}-xy=0,\,\!}
, the simplest second-order linear differential equation with a turning point (a point where the character of the solutions changes from oscillatory to exponential).