Meanings
nounLagrange's equations pl (plural only)
- pluralplural onlymathematicsA set of equations of motion of a mechanical system which relate the kinetic energy of the system to its generalized coordinates.
Origin
From Joseph Louis Lagrange, French mathematician and astronomer.
Full word history & related roots →Cite this entry
APA
Lagrange's equations. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Lagrange's%20equations
MLA
“Lagrange's equations.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Lagrange's%20equations. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “Lagrange's equations,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Lagrange's%20equations.
Source: Lagrange's equations on Wiktionary, CC BY-SA 4.0.