#hamiltonwalk — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #hamiltonwalk, aggregated by home.social.
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#HamiltonWalk #OTD 1843
"Nor could I resist the impulse – unphilosophical as it may have been – to cut with a knife on a stone of Brougham Bridge, as we passed it, the fundamental formula with the symbols, i, j, k; namely,
i2 = j2 = k2 = ijk = -1"https://www.irishphilosophy.com/2019/10/16/the-discover-of-quaternions/