https://hackerpaper.kaipfister.de/p/1003.2620/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMThttps://news.ycombinator.com/item?id=40823210urn:hackerpapers:mention:1003.2620:40823210Fri, 28 Jun 2024 18:02:20 GMT<p>A) This is one of the best pieces of math pedagogy I&#x27;ve seen in ages. A true &quot;explanation&quot; instead of a &quot;reference&quot; -- thanks for sharing. B) I think we should pass a hacker news law via referendum (that&#x27;s a thing, right? It should be!) that any article mentioning quaternions must also generalize to Octonions, or at least gesture in that vague direction to pay respect. As the first paper I found on Octonion Differentiation says best: Each Cayley-Dickson algebra Ar+1 is obtained from the preceding Ar with the help of the so called doubling procedure [1, 14, 17]. This gives the family of…</p><p><a href="https://hackerpaper.kaipfister.de/p/1003.2620/">Paper and discussion history</a>. A mention is not an endorsement.</p>math.CV