6QSUWTHRRVMMRH6MQYKJUNFKE7GRF7L7EFFTYI7JQTOWGLBS7ILAC const array<bool, dim> is_periodic{periodic || periodic_x,periodic || periodic_y,periodic || periodic_z,};
const array<array<bool, 3>, 2> is_symmetry{{{{periodic || periodic_x || reflection_x,periodic || periodic_y || reflection_y,periodic || periodic_z || reflection_z,}},{{periodic || periodic_x || reflection_upper_x,periodic || periodic_y || reflection_upper_y,periodic || periodic_z || reflection_upper_z,}},}};