1c4762a1bSJed Brown 2c4762a1bSJed Brown---- Minimum Surface Area With Plate Problem ----- 3c4762a1bSJed Brownmx:8, my:6, bmx:3, bmy:3, height:0.2 4c4762a1bSJed Browniter = 0, Function value 1.67039, Residual: 0.47529 5c4762a1bSJed Browniter = 0, Function value 1.57687, Residual: 0.447462 6c4762a1bSJed Brown iter = 0, Function value 1.57687, Residual: 0.447462 7c4762a1bSJed Brown iter = 1, Function value 1.53574, Residual: 0.222622 8c4762a1bSJed Brown iter = 2, Function value 1.51391, Residual: 0.187842 9c4762a1bSJed Brown iter = 3, Function value 1.51012, Residual: 0.110361 10c4762a1bSJed Browniter = 1, Function value 1.50567, Residual: 0.00326476 11c4762a1bSJed Brown iter = 0, Function value 1.50567, Residual: 0.00326476 12c4762a1bSJed Brown iter = 1, Function value 1.50567, Residual: 0.00332264 13c4762a1bSJed Brown iter = 2, Function value 1.50566, Residual: 0.00201118 14c4762a1bSJed Brown iter = 3, Function value 1.50566, Residual: 0.00125295 15c4762a1bSJed Browniter = 2, Function value 1.50566, Residual: 1.2998e-06 168cc725e6SPierre JolivetTao Object: 1 MPI process 17c4762a1bSJed Brown type: bntl 18c4762a1bSJed Brown Rejected BFGS updates: 0 19c4762a1bSJed Brown CG steps: 6 20c4762a1bSJed Brown Newton steps: 2 21c4762a1bSJed Brown BFGS steps: 0 22c4762a1bSJed Brown Scaled gradient steps: 0 23c4762a1bSJed Brown Gradient steps: 0 24c4762a1bSJed Brown KSP termination reasons: 25c4762a1bSJed Brown atol: 0 26c4762a1bSJed Brown rtol: 2 27c4762a1bSJed Brown ctol: 0 28c4762a1bSJed Brown negc: 0 29c4762a1bSJed Brown dtol: 0 30c4762a1bSJed Brown iter: 0 31c4762a1bSJed Brown othr: 0 328cc725e6SPierre Jolivet TaoLineSearch Object: 1 MPI process 33c4762a1bSJed Brown type: more-thuente 34c4762a1bSJed Brown maximum function evaluations=30 35c4762a1bSJed Brown tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 36c4762a1bSJed Brown total number of function evaluations=0 37c4762a1bSJed Brown total number of gradient evaluations=0 38c4762a1bSJed Brown total number of function/gradient evaluations=0 39c4762a1bSJed Brown using variable bounds 40c4762a1bSJed Brown Termination reason: 0 418cc725e6SPierre Jolivet KSP Object: (tao_bnk_) 1 MPI process 42c4762a1bSJed Brown type: stcg 43c4762a1bSJed Brown maximum iterations=10000, initial guess is zero 44c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 45c4762a1bSJed Brown left preconditioning 46c4762a1bSJed Brown using UNPRECONDITIONED norm type for convergence test 478cc725e6SPierre Jolivet PC Object: (tao_bnk_) 1 MPI process 48c4762a1bSJed Brown type: lmvm 49*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_) 1 MPI process 50c4762a1bSJed Brown type: lmvmbfgs 51c4762a1bSJed Brown rows=48, cols=48 5292f76d53SAlp Dener Scale type: DIAGONAL 53c4762a1bSJed Brown Scale history: 1 54c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 55c4762a1bSJed Brown Convex factors: phi=0., theta=0.125 56c4762a1bSJed Brown Max. storage: 5 57c4762a1bSJed Brown Used storage: 2 58c4762a1bSJed Brown Number of updates: 2 59c4762a1bSJed Brown Number of rejects: 0 60c4762a1bSJed Brown Number of resets: 0 61*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_J0_) 1 MPI process 62864588a7SAlp Dener type: lmvmdiagbroyden 63c4762a1bSJed Brown rows=48, cols=48 64c4762a1bSJed Brown Scale history: 1 65c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 66c4762a1bSJed Brown Convex factor: theta=0.125 67c4762a1bSJed Brown Max. storage: 1 68c4762a1bSJed Brown Used storage: 1 69c4762a1bSJed Brown Number of updates: 2 70c4762a1bSJed Brown Number of rejects: 0 71c4762a1bSJed Brown Number of resets: 0 72c4762a1bSJed Brown linear system matrix = precond matrix: 738cc725e6SPierre Jolivet Mat Object: 1 MPI process 74c4762a1bSJed Brown type: seqaij 75c4762a1bSJed Brown rows=40, cols=40 76c4762a1bSJed Brown total: nonzeros=190, allocated nonzeros=190 77c4762a1bSJed Brown total number of mallocs used during MatSetValues calls=0 78c4762a1bSJed Brown not using I-node routines 79c4762a1bSJed Brown total KSP iterations: 39 80c4762a1bSJed Brown Active Set subset type: subvec 81c4762a1bSJed Brown convergence tolerances: gatol=1e-05, steptol=0., gttol=0. 82c4762a1bSJed Brown Residual in Function/Gradient:=1.2998e-06 83c4762a1bSJed Brown Objective value=1.50566 84c4762a1bSJed Brown total number of iterations=2, (max: 50) 85c4762a1bSJed Brown total number of function/gradient evaluations=26, (max: 4000) 86c4762a1bSJed Brown total number of Hessian evaluations=3 87c4762a1bSJed Brown Solution converged: ||g(X)|| <= gatol 88