Dictionary

Lagrangian

noun La·grang·ian \lə-ˈgrän-jē-ən, -ˈgräⁿ-zhē-\

Definition of LAGRANGIAN

:  a function that describes the state of a dynamic system in terms of position coordinates and their time derivatives and that is equal to the difference between the potential energy and kinetic energy — compare hamiltonian

Origin of LAGRANGIAN

Joseph-Louis Lagrange
First Known Use: 1929

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June 30, 2015
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