- #1
Happiness
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Why do displaced paths need to satisfy the equations of constraint when using the method of Lagrange multiplier? I thought that with the multiplier, all the coordinates are free and hence should not be required to satisfy the equations of constraint.
Source: http://www.phys.ufl.edu/~maslov/classmech/flannery.pdf
Source: http://www.phys.ufl.edu/~maslov/classmech/flannery.pdf