A more accurate rational non-commutative algorithm for multiplying 4x4 matrices using 48 multiplications · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/2603.18699/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:27:26 GMTA more accurate rational non-commutative algorithm for multiplying 4x4 matrices using 48 multiplications — HN submissionhttps://news.ycombinator.com/item?id=47583381urn:hackerpapers:submission:2603.18699:47583381Tue, 31 Mar 2026 06:15:00 GMT<p>A rational non-commutative 4×4x48 matrix multiplication algorithm</p><p></p><p>2 points; 0 discussion replies on HN. <a href="https://hackerpaper.kaipfister.de/p/2603.18699/">Paper and source history</a>. A submission is not an endorsement.</p>cs.DS