query: Adding a term to the Lagrangian Density without changing Lagrange's Equations
positive_passages.docid: 29329
positive_passages.text: Does a four-divergence extra term in a Lagrangian density matter to the field equations?
negative_passages.docid: 105572
negative_passages.text: Independent Variables of a Lagrangian
negative_passages.docid: 47230
negative_passages.text: A change of variables in the euler equation
negative_passages.docid: 38299
negative_passages.text: Why do Lagrange Multipliers work?
negative_passages.docid: 40355
negative_passages.text: Equivalence between Hamiltonian and Lagrangian Mechanics
negative_passages.docid: 87637
negative_passages.text: Does it make sense to add a quadratic term but not the linear term to a model?
negative_passages.docid: 153656
negative_passages.text: What Lagrangian counterterms might be needed in a $\phi^ 6$ theory in 3D?
negative_passages.docid: 111611
negative_passages.text: When can we add a total time derivative of $f(q, \dot{q}, t)$ to a Lagrangian?
negative_passages.docid: 114672
negative_passages.text: Why do we use the Lagrangian and Hamiltonian instead of other related functions?
negative_passages.docid: 94173
negative_passages.text: Deriving the Lagrangian for a free particle
negative_passages.docid: 46053
negative_passages.text: How to find Hamiltonian from this simple Lagrangian? (tricky)
negative_passages.docid: 65478
negative_passages.text: Operational definitions in Newtonian Physics
negative_passages.docid: 150081
negative_passages.text: Deriving Lagrangian density for electromagnetic field
negative_passages.docid: 48930
negative_passages.text: Least-action classical electrodynamics without potentials
negative_passages.docid: 158717
negative_passages.text: Why do we prefer "Lagrangian and Hamiltonian mechanics " over the newtonian mechanics?
negative_passages.docid: 118232
negative_passages.text: Is it possible for the Lagrange multiplier to be equal to zero?
negative_passages.docid: 52997
negative_passages.text: How to reformulate differential equation problem as OrnsteinUhlenbeckProcess