1*c4762a1bSJed Brown 2*c4762a1bSJed Brown---- Minimum Surface Area With Plate Problem ----- 3*c4762a1bSJed Brownmx:8, my:8, bmx:2, bmy:5, height:0.3 4*c4762a1bSJed Browniter = 0, Function value 1.83917, Residual: 0.44807 5*c4762a1bSJed Browniter = 1, Function value 1.79522, Residual: 0.58077 6*c4762a1bSJed Browniter = 2, Function value 1.6861, Residual: 0.325694 7*c4762a1bSJed Browniter = 3, Function value 1.6527, Residual: 0.463266 8*c4762a1bSJed Browniter = 4, Function value 1.61291, Residual: 0.140527 9*c4762a1bSJed Browniter = 5, Function value 1.60885, Residual: 0.0821046 10*c4762a1bSJed Browniter = 6, Function value 1.60662, Residual: 0.0647188 11*c4762a1bSJed Browniter = 7, Function value 1.60346, Residual: 0.0593318 12*c4762a1bSJed Browniter = 8, Function value 1.60324, Residual: 0.128197 13*c4762a1bSJed Browniter = 9, Function value 1.60161, Residual: 0.0357046 14*c4762a1bSJed Browniter = 10, Function value 1.60138, Residual: 0.0198527 15*c4762a1bSJed Browniter = 11, Function value 1.60122, Residual: 0.0143298 16*c4762a1bSJed Browniter = 12, Function value 1.60119, Residual: 0.0195803 17*c4762a1bSJed Browniter = 13, Function value 1.60115, Residual: 0.00495585 18*c4762a1bSJed Browniter = 14, Function value 1.60115, Residual: 0.00153265 19*c4762a1bSJed Browniter = 15, Function value 1.60115, Residual: 0.00122319 20*c4762a1bSJed Browniter = 16, Function value 1.60115, Residual: 0.00103626 21*c4762a1bSJed Browniter = 17, Function value 1.60115, Residual: 0.00156191 22*c4762a1bSJed Browniter = 18, Function value 1.60115, Residual: 0.000331879 23*c4762a1bSJed Browniter = 19, Function value 1.60115, Residual: 0.000179533 24*c4762a1bSJed Browniter = 20, Function value 1.60115, Residual: 0.000137138 25*c4762a1bSJed Browniter = 21, Function value 1.60115, Residual: 0.000126009 26*c4762a1bSJed Browniter = 22, Function value 1.60115, Residual: 7.08451e-05 27*c4762a1bSJed BrownTao Object: 1 MPI processes 28*c4762a1bSJed Brown type: bqnls 29*c4762a1bSJed Brown Rejected BFGS updates: 0 30*c4762a1bSJed Brown CG steps: 0 31*c4762a1bSJed Brown Newton steps: 0 32*c4762a1bSJed Brown BFGS steps: 21 33*c4762a1bSJed Brown Scaled gradient steps: 1 34*c4762a1bSJed Brown Gradient steps: 0 35*c4762a1bSJed Brown KSP termination reasons: 36*c4762a1bSJed Brown atol: 0 37*c4762a1bSJed Brown rtol: 0 38*c4762a1bSJed Brown ctol: 0 39*c4762a1bSJed Brown negc: 0 40*c4762a1bSJed Brown dtol: 0 41*c4762a1bSJed Brown iter: 0 42*c4762a1bSJed Brown othr: 0 43*c4762a1bSJed Brown Mat Object: (tao_bqnls_) 1 MPI processes 44*c4762a1bSJed Brown type: lmvmbfgs 45*c4762a1bSJed Brown rows=64, cols=64 46*c4762a1bSJed Brown Scale type: diagonal 47*c4762a1bSJed Brown Scale history: 1 48*c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 49*c4762a1bSJed Brown Convex factors: phi=0., theta=0.125 50*c4762a1bSJed Brown Max. storage: 5 51*c4762a1bSJed Brown Used storage: 5 52*c4762a1bSJed Brown Number of updates: 21 53*c4762a1bSJed Brown Number of rejects: 0 54*c4762a1bSJed Brown Number of resets: 0 55*c4762a1bSJed Brown Mat Object: (J0_) 1 MPI processes 56*c4762a1bSJed Brown type: lmvmdiagbrdn 57*c4762a1bSJed Brown rows=64, cols=64 58*c4762a1bSJed Brown Scale history: 1 59*c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 60*c4762a1bSJed Brown Convex factor: theta=0.125 61*c4762a1bSJed Brown Max. storage: 1 62*c4762a1bSJed Brown Used storage: 1 63*c4762a1bSJed Brown Number of updates: 21 64*c4762a1bSJed Brown Number of rejects: 0 65*c4762a1bSJed Brown Number of resets: 0 66*c4762a1bSJed Brown TaoLineSearch Object: 1 MPI processes 67*c4762a1bSJed Brown type: more-thuente 68*c4762a1bSJed Brown maximum function evaluations=30 69*c4762a1bSJed Brown tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 70*c4762a1bSJed Brown total number of function evaluations=0 71*c4762a1bSJed Brown total number of gradient evaluations=0 72*c4762a1bSJed Brown total number of function/gradient evaluations=1 73*c4762a1bSJed Brown using variable bounds 74*c4762a1bSJed Brown Termination reason: 1 75*c4762a1bSJed Brown KSP Object: (unused) 1 MPI processes 76*c4762a1bSJed Brown type: stcg 77*c4762a1bSJed Brown maximum iterations=10000, initial guess is zero 78*c4762a1bSJed Brown tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 79*c4762a1bSJed Brown left preconditioning 80*c4762a1bSJed Brown using DEFAULT norm type for convergence test 81*c4762a1bSJed Brown PC Object: (unused) 1 MPI processes 82*c4762a1bSJed Brown type: lmvm 83*c4762a1bSJed Brown PC has not been set up so information may be incomplete 84*c4762a1bSJed Brown Mat Object: (tao_bqnls_) 1 MPI processes 85*c4762a1bSJed Brown type: lmvmbfgs 86*c4762a1bSJed Brown rows=64, cols=64 87*c4762a1bSJed Brown Scale type: diagonal 88*c4762a1bSJed Brown Scale history: 1 89*c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 90*c4762a1bSJed Brown Convex factors: phi=0., theta=0.125 91*c4762a1bSJed Brown Max. storage: 5 92*c4762a1bSJed Brown Used storage: 5 93*c4762a1bSJed Brown Number of updates: 21 94*c4762a1bSJed Brown Number of rejects: 0 95*c4762a1bSJed Brown Number of resets: 0 96*c4762a1bSJed Brown Mat Object: (J0_) 1 MPI processes 97*c4762a1bSJed Brown type: lmvmdiagbrdn 98*c4762a1bSJed Brown rows=64, cols=64 99*c4762a1bSJed Brown Scale history: 1 100*c4762a1bSJed Brown Scale params: alpha=1., beta=0.5, rho=1. 101*c4762a1bSJed Brown Convex factor: theta=0.125 102*c4762a1bSJed Brown Max. storage: 1 103*c4762a1bSJed Brown Used storage: 1 104*c4762a1bSJed Brown Number of updates: 21 105*c4762a1bSJed Brown Number of rejects: 0 106*c4762a1bSJed Brown Number of resets: 0 107*c4762a1bSJed Brown total KSP iterations: 0 108*c4762a1bSJed Brown Active Set subset type: subvec 109*c4762a1bSJed Brown convergence tolerances: gatol=0.0001, steptol=0., gttol=0. 110*c4762a1bSJed Brown Residual in Function/Gradient:=7.08451e-05 111*c4762a1bSJed Brown Objective value=1.60115 112*c4762a1bSJed Brown total number of iterations=22, (max: 50) 113*c4762a1bSJed Brown total number of function/gradient evaluations=24, (max: 4000) 114*c4762a1bSJed Brown Solution converged: ||g(X)|| <= gatol 115