1*34ad9904SAlp Dener 2*34ad9904SAlp Dener---- Minimum Surface Area With Plate Problem ----- 3*34ad9904SAlp Denermx:8, my:6, bmx:3, bmy:3, height:0.2 4*34ad9904SAlp Deneriter = 0, Function value 1.67039, Residual: 0.47529 5*34ad9904SAlp Deneriter = 0, Function value 1.57687, Residual: 0.447462 6*34ad9904SAlp Deneriter = 1, Function value 1.52082, Residual: 0.221251 7*34ad9904SAlp Deneriter = 2, Function value 1.50587, Residual: 0.0266265 8*34ad9904SAlp Deneriter = 3, Function value 1.50566, Residual: 0.000666715 9*34ad9904SAlp Deneriter = 4, Function value 1.50566, Residual: < 1.0e-6 10*34ad9904SAlp DenerTao Object: 1 MPI processes 11*34ad9904SAlp Dener type: bntl 12*34ad9904SAlp Dener Rejected BFGS updates: 0 13*34ad9904SAlp Dener CG steps: 0 14*34ad9904SAlp Dener Newton steps: 4 15*34ad9904SAlp Dener BFGS steps: 0 16*34ad9904SAlp Dener Scaled gradient steps: 0 17*34ad9904SAlp Dener Gradient steps: 0 18*34ad9904SAlp Dener KSP termination reasons: 19*34ad9904SAlp Dener atol: 0 20*34ad9904SAlp Dener rtol: 3 21*34ad9904SAlp Dener ctol: 1 22*34ad9904SAlp Dener negc: 0 23*34ad9904SAlp Dener dtol: 0 24*34ad9904SAlp Dener iter: 0 25*34ad9904SAlp Dener othr: 0 26*34ad9904SAlp Dener TaoLineSearch Object: 1 MPI processes 27*34ad9904SAlp Dener type: more-thuente 28*34ad9904SAlp Dener maximum function evaluations=30 29*34ad9904SAlp Dener tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 30*34ad9904SAlp Dener total number of function evaluations=0 31*34ad9904SAlp Dener total number of gradient evaluations=0 32*34ad9904SAlp Dener total number of function/gradient evaluations=0 33*34ad9904SAlp Dener using variable bounds 34*34ad9904SAlp Dener Termination reason: 0 35*34ad9904SAlp Dener KSP Object: (tao_bnk_) 1 MPI processes 36*34ad9904SAlp Dener type: stcg 37*34ad9904SAlp Dener maximum iterations=10000, initial guess is zero 38*34ad9904SAlp Dener tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 39*34ad9904SAlp Dener left preconditioning 40*34ad9904SAlp Dener using UNPRECONDITIONED norm type for convergence test 41*34ad9904SAlp Dener PC Object: (tao_bnk_) 1 MPI processes 42*34ad9904SAlp Dener type: lmvm 43*34ad9904SAlp Dener Mat Object: (pc_lmvm_) 1 MPI processes 44*34ad9904SAlp Dener type: lmvmbfgs 45*34ad9904SAlp Dener rows=48, cols=48 46*34ad9904SAlp Dener Scale type: DIAGONAL 47*34ad9904SAlp Dener Scale history: 1 48*34ad9904SAlp Dener Scale params: alpha=1., beta=0.5, rho=1. 49*34ad9904SAlp Dener Convex factors: phi=0., theta=0.125 50*34ad9904SAlp Dener Max. storage: 5 51*34ad9904SAlp Dener Used storage: 4 52*34ad9904SAlp Dener Number of updates: 4 53*34ad9904SAlp Dener Number of rejects: 0 54*34ad9904SAlp Dener Number of resets: 0 55*34ad9904SAlp Dener Mat Object: (J0_) 1 MPI processes 56*34ad9904SAlp Dener type: lmvmdiagbroyden 57*34ad9904SAlp Dener rows=48, cols=48 58*34ad9904SAlp Dener Scale history: 1 59*34ad9904SAlp Dener Scale params: alpha=1., beta=0.5, rho=1. 60*34ad9904SAlp Dener Convex factor: theta=0.125 61*34ad9904SAlp Dener Max. storage: 1 62*34ad9904SAlp Dener Used storage: 1 63*34ad9904SAlp Dener Number of updates: 4 64*34ad9904SAlp Dener Number of rejects: 0 65*34ad9904SAlp Dener Number of resets: 0 66*34ad9904SAlp Dener linear system matrix = precond matrix: 67*34ad9904SAlp Dener Mat Object: 1 MPI processes 68*34ad9904SAlp Dener type: submatrix 69*34ad9904SAlp Dener rows=40, cols=40 70*34ad9904SAlp Dener total KSP iterations: 61 71*34ad9904SAlp Dener Active Set subset type: subvec 72*34ad9904SAlp Dener convergence tolerances: gatol=1e-05, steptol=0., gttol=0. 73*34ad9904SAlp Dener Residual in Function/Gradient:=7.77429e-07 74*34ad9904SAlp Dener Objective value=1.50566 75*34ad9904SAlp Dener total number of iterations=4, (max: 50) 76*34ad9904SAlp Dener total number of function/gradient evaluations=90, (max: 4000) 77*34ad9904SAlp Dener total number of Hessian evaluations=5 78*34ad9904SAlp Dener Solution converged: ||g(X)|| <= gatol