1 2---- Minimum Surface Area With Plate Problem ----- 3mx:8, my:12, bmx:4, bmy:10, height:0.1 4iter = 0, Function value 1.58854, Residual: 0.311154 5iter = 1, Function value 1.53676, Residual: 0.224993 6iter = 2, Function value 1.52454, Residual: 0.30312 7iter = 3, Function value 1.51281, Residual: 0.351843 8iter = 4, Function value 1.50023, Residual: 0.180672 9iter = 5, Function value 1.4974, Residual: 0.0815814 10iter = 6, Function value 1.49656, Residual: 0.047596 11iter = 7, Function value 1.49567, Residual: 0.0450088 12iter = 8, Function value 1.49486, Residual: 0.0647845 13iter = 9, Function value 1.49469, Residual: 0.0715139 14iter = 10, Function value 1.4943, Residual: 0.0229471 15iter = 11, Function value 1.49422, Residual: 0.0142953 16iter = 12, Function value 1.49414, Residual: 0.0143611 17iter = 13, Function value 1.49411, Residual: 0.0198677 18iter = 14, Function value 1.49408, Residual: 0.00658735 19iter = 15, Function value 1.49407, Residual: 0.00419441 20iter = 16, Function value 1.49407, Residual: 0.00350885 21iter = 17, Function value 1.49407, Residual: 0.00337439 22iter = 18, Function value 1.49406, Residual: 0.00143111 23iter = 19, Function value 1.49406, Residual: 0.00105568 24iter = 20, Function value 1.49406, Residual: 0.00115363 25iter = 21, Function value 1.49406, Residual: 0.00127621 26iter = 22, Function value 1.49406, Residual: 0.000448246 27iter = 23, Function value 1.49406, Residual: 0.000307518 28iter = 24, Function value 1.49406, Residual: 0.000262544 29iter = 25, Function value 1.49406, Residual: 0.000505413 30iter = 26, Function value 1.49406, Residual: 0.000164295 31iter = 27, Function value 1.49406, Residual: 0.000120699 32iter = 28, Function value 1.49406, Residual: 0.000125449 33iter = 29, Function value 1.49406, Residual: 0.000195419 34iter = 30, Function value 1.49406, Residual: 7.71544e-05 35Tao Object: 3 MPI processes 36 type: blmvm 37 Gradient steps: 0 38 Mat Object: (tao_blmvm_) 3 MPI processes 39 type: lmvmbfgs 40 rows=96, cols=96 41 Scale type: diagonal 42 Scale history: 1 43 Scale params: alpha=1., beta=0.5, rho=1. 44 Convex factors: phi=0., theta=0.125 45 Max. storage: 5 46 Used storage: 5 47 Number of updates: 29 48 Number of rejects: 0 49 Number of resets: 1 50 Mat Object: (J0_) 3 MPI processes 51 type: lmvmdiagbrdn 52 rows=96, cols=96 53 Scale history: 1 54 Scale params: alpha=1., beta=0.5, rho=1. 55 Convex factor: theta=0.125 56 Max. storage: 1 57 Used storage: 1 58 Number of updates: 28 59 Number of rejects: 0 60 Number of resets: 1 61 TaoLineSearch Object: 3 MPI processes 62 type: more-thuente 63 maximum function evaluations=30 64 tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 65 total number of function evaluations=0 66 total number of gradient evaluations=0 67 total number of function/gradient evaluations=1 68 using variable bounds 69 Termination reason: 1 70 Active Set subset type: matrixfree 71 convergence tolerances: gatol=0.0001, steptol=0., gttol=0. 72 Residual in Function/Gradient:=7.71544e-05 73 Objective value=1.49406 74 total number of iterations=30, (max: 2000) 75 total number of function/gradient evaluations=35, (max: 4000) 76 Solution converged: ||g(X)|| <= gatol 77