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 Browniter = 1, Function value 1.52082, Residual: 0.221251 7c4762a1bSJed Browniter = 2, Function value 1.50587, Residual: 0.0266265 8c4762a1bSJed Browniter = 3, Function value 1.50566, Residual: 0.000666715 9c4762a1bSJed Browniter = 4, Function value 1.50566, Residual: < 1.0e-6 108cc725e6SPierre JolivetTao Object: 1 MPI process 11c4762a1bSJed Brown type: bntr 12c4762a1bSJed Brown Rejected BFGS updates: 0 13c4762a1bSJed Brown CG steps: 0 14c4762a1bSJed Brown Newton steps: 4 15c4762a1bSJed Brown BFGS steps: 0 16c4762a1bSJed Brown Scaled gradient steps: 0 17c4762a1bSJed Brown Gradient steps: 0 18c4762a1bSJed Brown KSP termination reasons: 19c4762a1bSJed Brown atol: 0 20c4762a1bSJed Brown rtol: 3 21c4762a1bSJed Brown ctol: 1 22c4762a1bSJed Brown negc: 0 23c4762a1bSJed Brown dtol: 0 24c4762a1bSJed Brown iter: 0 25c4762a1bSJed Brown othr: 0 268cc725e6SPierre Jolivet TaoLineSearch Object: 1 MPI process 27c4762a1bSJed Brown type: more-thuente 28c4762a1bSJed Brown maximum function evaluations=30 29c4762a1bSJed Brown tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 30c4762a1bSJed Brown total number of function evaluations=0 31c4762a1bSJed Brown total number of gradient evaluations=0 32c4762a1bSJed Brown total number of function/gradient evaluations=0 33c4762a1bSJed Brown using variable bounds 34c4762a1bSJed Brown Termination reason: 0 358cc725e6SPierre Jolivet KSP Object: (tao_bnk_) 1 MPI process 36c4762a1bSJed Brown type: stcg 37c4762a1bSJed Brown maximum iterations=10000, initial guess is zero 38c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 39c4762a1bSJed Brown left preconditioning 40c4762a1bSJed Brown using UNPRECONDITIONED norm type for convergence test 418cc725e6SPierre Jolivet PC Object: (tao_bnk_) 1 MPI process 42c4762a1bSJed Brown type: lmvm 43*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_) 1 MPI process 44c4762a1bSJed Brown type: lmvmbfgs 45c4762a1bSJed Brown rows=48, cols=48 4692f76d53SAlp Dener Scale type: DIAGONAL 47c4762a1bSJed Brown Scale history: 1 48c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 49c4762a1bSJed Brown Convex factors: phi=0., theta=0.125 50c4762a1bSJed Brown Max. storage: 5 51c4762a1bSJed Brown Used storage: 4 52c4762a1bSJed Brown Number of updates: 4 53c4762a1bSJed Brown Number of rejects: 0 54c4762a1bSJed Brown Number of resets: 0 55*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_J0_) 1 MPI process 56864588a7SAlp Dener type: lmvmdiagbroyden 57c4762a1bSJed Brown rows=48, cols=48 58c4762a1bSJed Brown Scale history: 1 59c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 60c4762a1bSJed Brown Convex factor: theta=0.125 61c4762a1bSJed Brown Max. storage: 1 62c4762a1bSJed Brown Used storage: 1 63c4762a1bSJed Brown Number of updates: 4 64c4762a1bSJed Brown Number of rejects: 0 65c4762a1bSJed Brown Number of resets: 0 66c4762a1bSJed Brown linear system matrix = precond matrix: 678cc725e6SPierre Jolivet Mat Object: 1 MPI process 68c4762a1bSJed Brown type: seqaij 69c4762a1bSJed Brown rows=40, cols=40 70c4762a1bSJed Brown total: nonzeros=190, allocated nonzeros=190 71c4762a1bSJed Brown total number of mallocs used during MatSetValues calls=0 72c4762a1bSJed Brown not using I-node routines 73c4762a1bSJed Brown total KSP iterations: 61 74c4762a1bSJed Brown Active Set subset type: subvec 75c4762a1bSJed Brown convergence tolerances: gatol=1e-05, steptol=0., gttol=0. 76c4762a1bSJed Brown Residual in Function/Gradient:=7.77402e-07 77c4762a1bSJed Brown Objective value=1.50566 78c4762a1bSJed Brown total number of iterations=4, (max: 50) 79c4762a1bSJed Brown total number of function/gradient evaluations=15, (max: 4000) 80c4762a1bSJed Brown total number of Hessian evaluations=5 81c4762a1bSJed Brown Solution converged: ||g(X)|| <= gatol 82