Epsilon : 3e-13 Interpolation of array : Array<double> [ + id : const_val + size : 41 + nb_component : 2 + allocated size : 41 + memory size : 656.00Byte + values : {{1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}} ] Gives on quads : Array<double> [ + id : val_on_quad + size : 48 + nb_component : 2 + allocated size : 48 + memory size : 768.00Byte + values : {{1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 2}} ] Interpolations of node coordinates : Array<double> [ + id : mesh:coordinates + size : 41 + nb_component : 2 + allocated size : 2000 + memory size : 31.25KiByte + values : {{0, 0}, {1, 0}, {1, 1}, {0, 1}, {0.5, 0}, {0.25, 0}, {0.75, 0}, {1, 0.5}, {1, 0.25}, {1, 0.75}, {0.5, 1}, {0.75, 1}, {0.25, 1}, {0, 0.5}, {0, 0.75}, {0, 0.25}, {0.5, 0.5}, {0.25, 0.75}, {0.75, 0.75}, {0.75, 0.25}, {0.25, 0.25}, {0.125, 0.875}, {0.375, 0.875}, {0.125, 0.125}, {0.125, 0.375}, {0.875, 0.875}, {0.875, 0.625}, {0.875, 0.125}, {0.625, 0.125}, {0.25, 0.5}, {0.375, 0.625}, {0.125, 0.625}, {0.5, 0.75}, {0.625, 0.625}, {0.625, 0.875}, {0.375, 0.375}, {0.75, 0.5}, {0.5, 0.25}, {0.375, 0.125}, {0.625, 0.375}, {0.875, 0.375}} ] Gives : Array<double> [ + id : coord_on_quad + size : 48 + nb_component : 2 + allocated size : 48 + memory size : 768.00Byte + values : {{0.125, 0.958333}, {0.25, 0.833333}, {0.375, 0.958333}, {0.0416667, 0.125}, {0.166667, 0.25}, {0.0416667, 0.375}, {0.958333, 0.875}, {0.833333, 0.75}, {0.958333, 0.625}, {0.875, 0.0416667}, {0.75, 0.166667}, {0.625, 0.0416667}, {0.125, 0.541667}, {0.375, 0.541667}, {0.25, 0.666667}, {0.458333, 0.875}, {0.333333, 0.75}, {0.458333, 0.625}, {0.541667, 0.875}, {0.541667, 0.625}, {0.666667, 0.75}, {0.125, 0.458333}, {0.25, 0.333333}, {0.375, 0.458333}, {0.875, 0.541667}, {0.75, 0.666667}, {0.625, 0.541667}, {0.458333, 0.125}, {0.458333, 0.375}, {0.333333, 0.25}, {0.541667, 0.125}, {0.666667, 0.25}, {0.541667, 0.375}, {0.875, 0.458333}, {0.625, 0.458333}, {0.75, 0.333333}, {0.125, 0.0416667}, {0.375, 0.0416667}, {0.25, 0.166667}, {0.0416667, 0.875}, {0.0416667, 0.625}, {0.166667, 0.75}, {0.958333, 0.125}, {0.958333, 0.375}, {0.833333, 0.25}, {0.875, 0.958333}, {0.625, 0.958333}, {0.75, 0.833333}} ]