1 2---- Minimum Surface Area With Plate Problem ----- 3mx:8, my:12, bmx:4, bmy:10, height:0.1 4iter = 0, Function value 1.58854, Residual: 0.311154 5iter = 1, Function value 1.47091, Residual: 0.114795 6iter = 2, Function value 1.46694, Residual: < 1.0e-6 7Tao Object: 3 MPI processes 8 type: gpcg 9 Total PG its: 10, PG tolerance: 0.1 10 TaoLineSearch Object: 3 MPI processes 11 type: gpcg 12 GPCG Line search maximum function evaluations=30 13 tolerances: ftol=0.05, rtol=0., gtol=0. 14 total number of function evaluations=0 15 total number of gradient evaluations=0 16 total number of function/gradient evaluations=1 17 using variable bounds 18 Termination reason: SUCCESS 19 TaoLineSearch Object: 3 MPI processes 20 type: gpcg 21 GPCG Line search maximum function evaluations=30 22 tolerances: ftol=0.05, rtol=0., gtol=0. 23 total number of function evaluations=0 24 total number of gradient evaluations=0 25 total number of function/gradient evaluations=1 26 using variable bounds 27 Termination reason: SUCCESS 28 KSP Object: 3 MPI processes 29 type: nash 30 maximum iterations=10000, initial guess is zero 31 tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 32 left preconditioning 33 using UNPRECONDITIONED norm type for convergence test 34 PC Object: 3 MPI processes 35 type: none 36 linear system matrix, which is also used to construct the preconditioner: 37 Mat Object: 3 MPI processes 38 type: shell 39 rows=96, cols=96 40 Mat Object: 3 MPI processes 41 type: mpiaij 42 rows=96, cols=96 43 total: nonzeros=748, allocated nonzeros=748 44 total number of mallocs used during MatSetValues calls=0 45 total KSP iterations: 65 46 Active Set subset type: matrixfree 47 convergence tolerances: gatol=1e-05, grtol=1e-08, steptol=0., gttol=0. 48 Residual in Function/Gradient:=2.40518e-07 49 Objective value=1.46694 50 total number of iterations=2, (max: 500) 51 total number of function/gradient evaluations=1, (max: 100000) 52 total number of Hessian evaluations=1 53 Solution converged: ||g(X)|| <= gatol 54