The Mechanical Integrator - a machine that does calculus
Why the open web links it
Explains the mechanical integrator, a key component in early analog computers that performs calculus mechanically.
Linked by 4 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including hackaday.com, pouet.net, hnf.de, scopeofwork.net.