[R] Optimization problem

nntx sheldon.qiu at okstate.edu
Wed Apr 10 03:24:58 CEST 2013

As a simple example, I want to find minimum value for x^2, but it can't be
obtained by:

What are other methods to deal with this? I tried DEoptim, still doesn't
work. Any suggustions will be extremely helpful! THanks!


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