| 39 | static constexpr float kNan = std::numeric_limits<float>::quiet_NaN(); |
| 40 | |
| 41 | Array2D<float> AValsLower() { |
| 42 | return {{2, kNan, kNan, kNan}, |
| 43 | {3, 6, kNan, kNan}, |
| 44 | {4, 7, 9, kNan}, |
| 45 | {5, 8, 10, 11}}; |
| 46 | } |
| 47 | |
| 48 | Array2D<float> AValsUpper() { |
| 49 | return {{2, 3, 4, 5}, |