Argand may refer to: Aimé Argand (1755 – 1803), Swiss physicist and chemist and inventor of the argand lamp Émile Argand (1879 – 1940), Swiss geologist Jean-Robert Argand (1768 – 1822), French amateur mathematician Argand diagram Argand plane Luc Argand (1948 - ), Swiss lawyer.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).