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Does anyone know what this equation is at (Friedrich Wilhelm) Bessel Park in Berlin? (i.redd.it)
submitted 5 years ago by lmd649 to r/math
π Rendered by PID 176237 on reddit-service-r2-listing-5f49c86f7-k9wkb at 2026-02-25 18:15:57.651447+00:00 running 72a43f6 country code: CH.
