1n_elem = 10 2approx_order = SECOND 3fe_family = LAGRANGE 4 5# If you have installed NLopt (http://ab-initio.mit.edu/wiki/index.php/NLopt) and 6# libmesh has been properly configured to use it, you can uncomment the following 7# line to use NLopt solvers instead of PETSc/Tao. 8# The following NLopt algorithms converge for this example in the 9# number of iterations shown: 10# LD_SLSQP 44 11# LD_MMA >128 12# LD_CCSAQ >128 13# LD_LBFGS 21 14# LD_TNEWTON 57 15# LD_TNEWTON_RESTART 50 16# LD_TNEWTON_PRECOND 44 17# LD_TNEWTON_PRECOND_RESTART 43 18# LD_AUGLAG >128 19# LD_VAR1 23 20# LD_VAR2 23 21# optimization_solver_type = NLOPT_SOLVERS 22