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 = 0, Function value 1.57687, Residual: 0.447462 634ad9904SAlp Deneriter = 1, Function value 1.52082, Residual: 0.221251 734ad9904SAlp Deneriter = 2, Function value 1.50587, Residual: 0.0266265 834ad9904SAlp Deneriter = 3, Function value 1.50566, Residual: 0.000666715 934ad9904SAlp Deneriter = 4, Function value 1.50566, Residual: < 1.0e-6 108cc725e6SPierre JolivetTao Object: 1 MPI process 1134ad9904SAlp Dener type: bntl 1234ad9904SAlp Dener Rejected BFGS updates: 0 1334ad9904SAlp Dener CG steps: 0 1434ad9904SAlp Dener Newton steps: 4 1534ad9904SAlp Dener BFGS steps: 0 1634ad9904SAlp Dener Scaled gradient steps: 0 1734ad9904SAlp Dener Gradient steps: 0 1834ad9904SAlp Dener KSP termination reasons: 1934ad9904SAlp Dener atol: 0 2034ad9904SAlp Dener rtol: 3 2134ad9904SAlp Dener ctol: 1 2234ad9904SAlp Dener negc: 0 2334ad9904SAlp Dener dtol: 0 2434ad9904SAlp Dener iter: 0 2534ad9904SAlp Dener othr: 0 268cc725e6SPierre Jolivet TaoLineSearch Object: 1 MPI process 2734ad9904SAlp Dener type: more-thuente 2834ad9904SAlp Dener maximum function evaluations=30 2934ad9904SAlp Dener tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 3034ad9904SAlp Dener total number of function evaluations=0 3134ad9904SAlp Dener total number of gradient evaluations=0 3234ad9904SAlp Dener total number of function/gradient evaluations=0 3334ad9904SAlp Dener using variable bounds 3434ad9904SAlp Dener Termination reason: 0 358cc725e6SPierre Jolivet KSP Object: (tao_bnk_) 1 MPI process 3634ad9904SAlp Dener type: stcg 3734ad9904SAlp Dener maximum iterations=10000, initial guess is zero 3834ad9904SAlp Dener tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 3934ad9904SAlp Dener left preconditioning 4034ad9904SAlp Dener using UNPRECONDITIONED norm type for convergence test 418cc725e6SPierre Jolivet PC Object: (tao_bnk_) 1 MPI process 4234ad9904SAlp Dener type: lmvm 43*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_) 1 MPI process 4434ad9904SAlp Dener type: lmvmbfgs 4534ad9904SAlp Dener rows=48, cols=48 4634ad9904SAlp Dener Scale type: DIAGONAL 4734ad9904SAlp Dener Scale history: 1 4834ad9904SAlp Dener Scale params: alpha=1., beta=0.5, rho=1. 4934ad9904SAlp Dener Convex factors: phi=0., theta=0.125 5034ad9904SAlp Dener Max. storage: 5 5134ad9904SAlp Dener Used storage: 4 5234ad9904SAlp Dener Number of updates: 4 5334ad9904SAlp Dener Number of rejects: 0 5434ad9904SAlp Dener Number of resets: 0 55*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_J0_) 1 MPI process 5634ad9904SAlp Dener type: lmvmdiagbroyden 5734ad9904SAlp Dener rows=48, cols=48 5834ad9904SAlp Dener Scale history: 1 5934ad9904SAlp Dener Scale params: alpha=1., beta=0.5, rho=1. 6034ad9904SAlp Dener Convex factor: theta=0.125 6134ad9904SAlp Dener Max. storage: 1 6234ad9904SAlp Dener Used storage: 1 6334ad9904SAlp Dener Number of updates: 4 6434ad9904SAlp Dener Number of rejects: 0 6534ad9904SAlp Dener Number of resets: 0 6634ad9904SAlp Dener linear system matrix = precond matrix: 678cc725e6SPierre Jolivet Mat Object: 1 MPI process 6834ad9904SAlp Dener type: submatrix 6934ad9904SAlp Dener rows=40, cols=40 7034ad9904SAlp Dener total KSP iterations: 61 7134ad9904SAlp Dener Active Set subset type: subvec 7234ad9904SAlp Dener convergence tolerances: gatol=1e-05, steptol=0., gttol=0. 73*0e02354eSStefano Zampini Residual in Function/Gradient:=7.7743e-07 7434ad9904SAlp Dener Objective value=1.50566 7534ad9904SAlp Dener total number of iterations=4, (max: 50) 7634ad9904SAlp Dener total number of function/gradient evaluations=90, (max: 4000) 7734ad9904SAlp Dener total number of Hessian evaluations=5 7834ad9904SAlp Dener Solution converged: ||g(X)|| <= gatol 79