134ad9904SAlp Dener 234ad9904SAlp Dener---- Minimum Surface Area With Plate Problem ----- 334ad9904SAlp Denermx:8, my:6, bmx:3, bmy:3, height:0.2 434ad9904SAlp Deneriter = 0, Function value 1.67039, Residual: 0.47529 534ad9904SAlp Deneriter = 1, Function value 1.50978, Residual: 0.128026 634ad9904SAlp Deneriter = 2, Function value 1.5058, Residual: 0.0448655 734ad9904SAlp Deneriter = 3, Function value 1.50566, Residual: 0.000115801 834ad9904SAlp Deneriter = 4, Function value 1.50566, Residual: < 1.0e-6 98cc725e6SPierre JolivetTao Object: 1 MPI process 1034ad9904SAlp Dener type: bnls 1134ad9904SAlp Dener Rejected BFGS updates: 0 1234ad9904SAlp Dener CG steps: 0 1334ad9904SAlp Dener Newton steps: 4 1434ad9904SAlp Dener BFGS steps: 0 1534ad9904SAlp Dener Scaled gradient steps: 0 1634ad9904SAlp Dener Gradient steps: 0 1734ad9904SAlp Dener KSP termination reasons: 1834ad9904SAlp Dener atol: 0 1934ad9904SAlp Dener rtol: 4 2034ad9904SAlp Dener ctol: 0 2134ad9904SAlp Dener negc: 0 2234ad9904SAlp Dener dtol: 0 2334ad9904SAlp Dener iter: 0 2434ad9904SAlp Dener othr: 0 258cc725e6SPierre Jolivet TaoLineSearch Object: 1 MPI process 2634ad9904SAlp Dener type: more-thuente 2734ad9904SAlp Dener maximum function evaluations=30 2834ad9904SAlp Dener tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 2934ad9904SAlp Dener total number of function evaluations=0 3034ad9904SAlp Dener total number of gradient evaluations=0 3134ad9904SAlp Dener total number of function/gradient evaluations=1 3234ad9904SAlp Dener using variable bounds 3334ad9904SAlp Dener Termination reason: 1 348cc725e6SPierre Jolivet KSP Object: (tao_bnk_) 1 MPI process 3534ad9904SAlp Dener type: stcg 3634ad9904SAlp Dener maximum iterations=10000, initial guess is zero 3734ad9904SAlp Dener tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 3834ad9904SAlp Dener left preconditioning 3934ad9904SAlp Dener using UNPRECONDITIONED norm type for convergence test 408cc725e6SPierre Jolivet PC Object: (tao_bnk_) 1 MPI process 4134ad9904SAlp Dener type: lmvm 42*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_) 1 MPI process 4334ad9904SAlp Dener type: lmvmbfgs 4434ad9904SAlp Dener rows=48, cols=48 4534ad9904SAlp Dener Scale type: DIAGONAL 4634ad9904SAlp Dener Scale history: 1 4734ad9904SAlp Dener Scale params: alpha=1., beta=0.5, rho=1. 4834ad9904SAlp Dener Convex factors: phi=0., theta=0.125 4934ad9904SAlp Dener Max. storage: 5 5034ad9904SAlp Dener Used storage: 3 5134ad9904SAlp Dener Number of updates: 3 5234ad9904SAlp Dener Number of rejects: 0 5334ad9904SAlp Dener Number of resets: 0 54*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_J0_) 1 MPI process 5534ad9904SAlp Dener type: lmvmdiagbroyden 5634ad9904SAlp Dener rows=48, cols=48 5734ad9904SAlp Dener Scale history: 1 5834ad9904SAlp Dener Scale params: alpha=1., beta=0.5, rho=1. 5934ad9904SAlp Dener Convex factor: theta=0.125 6034ad9904SAlp Dener Max. storage: 1 6134ad9904SAlp Dener Used storage: 1 6234ad9904SAlp Dener Number of updates: 3 6334ad9904SAlp Dener Number of rejects: 0 6434ad9904SAlp Dener Number of resets: 0 6534ad9904SAlp Dener linear system matrix = precond matrix: 668cc725e6SPierre Jolivet Mat Object: 1 MPI process 6734ad9904SAlp Dener type: submatrix 6834ad9904SAlp Dener rows=40, cols=40 6934ad9904SAlp Dener total KSP iterations: 79 7034ad9904SAlp Dener Active Set subset type: subvec 7134ad9904SAlp Dener convergence tolerances: gatol=1e-05, steptol=0., gttol=0. 72*0e02354eSStefano Zampini Residual in Function/Gradient:=9.00349e-09 7334ad9904SAlp Dener Objective value=1.50566 7434ad9904SAlp Dener total number of iterations=4, (max: 50) 7534ad9904SAlp Dener total number of function/gradient evaluations=89, (max: 4000) 7634ad9904SAlp Dener total number of Hessian evaluations=4 7734ad9904SAlp Dener Solution converged: ||g(X)|| <= gatol 78