The HP-32S (codenamed "Leonardo") was a programmable reverse Polish notation scientific calculator introduced by Hewlett-Packard in 1987. It was succeeded by the HP-32SII scientific calculator.
HP-32S
26 words updated Jun 19, 2026, 9:38 AM
WikiHQWikiHQ26 words updated Jun 19, 2026, 9:38 AM
The HP-32S (codenamed "Leonardo") was a programmable reverse Polish notation scientific calculator introduced by Hewlett-Packard in 1987. It was succeeded by the HP-32SII scientific calculator.