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 = 1, Function value 1.50978, Residual: 0.128026 6c4762a1bSJed Browniter = 2, Function value 1.5058, Residual: 0.0448655 7c4762a1bSJed Browniter = 3, Function value 1.50566, Residual: 0.000115801 8c4762a1bSJed Browniter = 4, Function value 1.50566, Residual: < 1.0e-6 98cc725e6SPierre JolivetTao Object: 1 MPI process 10c4762a1bSJed Brown type: bnls 11c4762a1bSJed Brown Rejected BFGS updates: 0 12c4762a1bSJed Brown CG steps: 0 13c4762a1bSJed Brown Newton steps: 4 14c4762a1bSJed Brown BFGS steps: 0 15c4762a1bSJed Brown Scaled gradient steps: 0 16c4762a1bSJed Brown Gradient steps: 0 17c4762a1bSJed Brown KSP termination reasons: 18c4762a1bSJed Brown atol: 0 19c4762a1bSJed Brown rtol: 4 20c4762a1bSJed Brown ctol: 0 21c4762a1bSJed Brown negc: 0 22c4762a1bSJed Brown dtol: 0 23c4762a1bSJed Brown iter: 0 24c4762a1bSJed Brown othr: 0 258cc725e6SPierre Jolivet TaoLineSearch Object: 1 MPI process 26c4762a1bSJed Brown type: more-thuente 27c4762a1bSJed Brown maximum function evaluations=30 28c4762a1bSJed Brown tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 29c4762a1bSJed Brown total number of function evaluations=0 30c4762a1bSJed Brown total number of gradient evaluations=0 31c4762a1bSJed Brown total number of function/gradient evaluations=1 32c4762a1bSJed Brown using variable bounds 33c4762a1bSJed Brown Termination reason: 1 348cc725e6SPierre Jolivet KSP Object: (tao_bnk_) 1 MPI process 35c4762a1bSJed Brown type: stcg 36c4762a1bSJed Brown maximum iterations=10000, initial guess is zero 37c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 38c4762a1bSJed Brown left preconditioning 39c4762a1bSJed Brown using UNPRECONDITIONED norm type for convergence test 408cc725e6SPierre Jolivet PC Object: (tao_bnk_) 1 MPI process 41c4762a1bSJed Brown type: lmvm 42*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_) 1 MPI process 43c4762a1bSJed Brown type: lmvmbfgs 44c4762a1bSJed Brown rows=48, cols=48 4592f76d53SAlp Dener Scale type: DIAGONAL 46c4762a1bSJed Brown Scale history: 1 47c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 48c4762a1bSJed Brown Convex factors: phi=0., theta=0.125 49c4762a1bSJed Brown Max. storage: 5 50c4762a1bSJed Brown Used storage: 3 51c4762a1bSJed Brown Number of updates: 3 52c4762a1bSJed Brown Number of rejects: 0 53c4762a1bSJed Brown Number of resets: 0 54*0e02354eSStefano Zampini Mat Object: (tao_bnk_pc_lmvm_J0_) 1 MPI process 55864588a7SAlp Dener type: lmvmdiagbroyden 56c4762a1bSJed Brown rows=48, cols=48 57c4762a1bSJed Brown Scale history: 1 58c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 59c4762a1bSJed Brown Convex factor: theta=0.125 60c4762a1bSJed Brown Max. storage: 1 61c4762a1bSJed Brown Used storage: 1 62c4762a1bSJed Brown Number of updates: 3 63c4762a1bSJed Brown Number of rejects: 0 64c4762a1bSJed Brown Number of resets: 0 65c4762a1bSJed Brown linear system matrix = precond matrix: 668cc725e6SPierre Jolivet Mat Object: 1 MPI process 67c4762a1bSJed Brown type: seqaij 68c4762a1bSJed Brown rows=40, cols=40 69c4762a1bSJed Brown total: nonzeros=190, allocated nonzeros=190 70c4762a1bSJed Brown total number of mallocs used during MatSetValues calls=0 71c4762a1bSJed Brown not using I-node routines 72c4762a1bSJed Brown total KSP iterations: 79 73c4762a1bSJed Brown Active Set subset type: subvec 74c4762a1bSJed Brown convergence tolerances: gatol=1e-05, steptol=0., gttol=0. 75c4762a1bSJed Brown Residual in Function/Gradient:=9.00122e-09 76c4762a1bSJed Brown Objective value=1.50566 77c4762a1bSJed Brown total number of iterations=4, (max: 50) 78c4762a1bSJed Brown total number of function/gradient evaluations=6, (max: 4000) 79c4762a1bSJed Brown total number of Hessian evaluations=4 80c4762a1bSJed Brown Solution converged: ||g(X)|| <= gatol 81