iheatsb: Heat equation, serial example problem for IDA Discretized heat equation on 2D unit square. Zero boundary conditions, polynomial initial conditions. Mesh dimensions: 10 x 10 Total system size: 100 Tolerance parameters: rtol = 0 atol = 0.001 Constraints set to force all solution components >= 0. Linear solver: IDABAND, banded direct solver difference quotient Jacobian, half-bandwidths = 10 IDACalcIC called with input boundary values = 0.1 Output Summary (umax = max-norm of solution) time umax k nst nni nje nre nreB h . . . . . . . . . . . . . . . . . . . . . 0.00 9.75461e-01 0 0 3 2 5 42 1.00e-05 0.01 8.24602e-01 2 13 20 9 22 189 2.56e-03 0.02 6.88908e-01 2 15 23 10 25 210 5.12e-03 0.04 4.71178e-01 3 19 28 10 30 210 5.12e-03 0.08 2.16305e-01 3 23 33 10 35 210 1.02e-02 0.16 4.53754e-02 4 29 41 11 43 231 2.05e-02 0.32 1.78933e-03 4 36 50 12 52 252 4.10e-02 0.64 1.27055e-20 1 41 59 14 61 294 1.64e-01 1.28 2.59193e-33 1 43 61 16 63 336 6.55e-01 2.56 8.36114e-36 1 44 62 17 64 357 1.31e+00 5.12 1.50863e-37 1 45 63 18 65 378 2.62e+00 10.24 1.77347e-39 1 46 64 19 66 399 5.24e+00 netf = 0, ncfn = 0