Editing Lagrange multiplier (section)

=== Exposition ===

* {{cite web
 |author=Steuard
 |title=Conceptual introduction
 |website=slimy.com
 |url=http://www.slimy.com/~steuard/teaching/tutorials/Lagrange.html
}} — plus a brief discussion of Lagrange multipliers in the [[calculus of variations]] as used in physics.
* {{cite web
 |author=Carpenter, Kenneth H.
 |title=Lagrange multipliers for quadratic forms with linear constraints
 |publisher=[[Kansas State University]]
 |url=http://ece.k-state.edu/people/faculty/carpenter/documents/lagrange.pdf
}}