I haven't looked at it yet but my general comment is by all means more examples 
are better...  We can always rearrange later, but adding content is hugely 
appreciated. 





On Mar 29, 2012, at 7:23 PM, "David Knezevic" <dkneze...@seas.harvard.edu> 
wrote:

> I was at a COMSOL junket today, and they said they have a cool feature 
> that allows you to enforce constraints. Then they showed a constraint 
> example of a uniformly loaded 2D cantilever, where you want to figure 
> out what upward force is required on the free boundary of the cantilever 
> to obtain zero vertical displacement there.
> 
> This is just a small change wrt systems_of_equations_ex4, we just need 
> to add a Lagrange multiplier (SCALAR). So I figured I'd implement it 
> (see attached). Should I check it in? (Tell me if I'm going overboard 
> with the examples... it's a bit addictive though hehe)
> 
> David
> <systems_of_equations_ex5.C>
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