Lagrangian function

Etymology
From, French mathematician and astronomer.

Noun

 * 1)  A function of the generalized coordinates and velocities of a dynamic system from which Lagrange's equations may be derived.

Translations

 * Finnish: Lagrangen funktio
 * French:
 * Italian: lagrangiana, funzione lagrangiana
 * Polish: lagranżjan
 * Russian: фу́нкция Лагра́нжа,