The authors were already working on other small-matrix optimizations. They have a 2020 preprint about choosing good pivots for up to 8x8 matrices. https://arxi

The authors were already working on other small-matrix optimizations. They have a 2020 preprint about choosing good pivots for up to 8x8 matrices. https://arxiv.org/abs/2006.01623 https://arxiv.org/abs/2006.01623