• Thumbnail for HP-42S
    The HP-42S RPN Scientific is a programmable RPN Scientific hand held calculator introduced by Hewlett-Packard in 1988. Perhaps the HP-42S was to be released...
    15 KB (1,244 words) - 11:59, 30 August 2024
  • LCD, 1979) HP-20S HP-22S (1988–1991) HP-32S HP-42S HP-33E HP-33C HP 33s HP 35s (2007) Financial calculators: HP-12C HP-17B HP 20b HP-22 HP 30b Graphing...
    66 KB (7,325 words) - 07:37, 3 September 2024
  • calculators supporting the FOCAL programming language, like the HP-41C/CV/CX as well as the later HP-42S, which was introduced in 1988 and produced up to 1995....
    27 KB (622 words) - 03:04, 29 August 2024
  • Thumbnail for HP calculators
    The RPN/RPL Implementations list includes many simulators HP Calculator emulators, 12c, 15c, 42s, 48GX, etc. for iPhone and iPad (by various developers)...
    16 KB (661 words) - 22:00, 6 September 2024
  • Thumbnail for Handley Page H.P.42
    Kent flying boat. Four H.P.42 and four H.P.45 aircraft were delivered, while two of the H.P.45s were later converted into H.P.42s. The first flight of the...
    27 KB (3,592 words) - 18:59, 9 September 2024
  • Thumbnail for Reverse Polish notation
    notation used in the HP-35 are the most efficient way known to computer science for evaluating mathematical expressions. […] HP-42S RPN Scientific Calculator...
    76 KB (6,742 words) - 19:00, 13 September 2024
  • Thumbnail for HP-20S
    students, using the same hardware as the HP-10B business calculator. Compared with the higher-end 32S and 42S scientific calculators, the 20S includes...
    7 KB (837 words) - 15:41, 9 September 2024
  • means that λ is a partition of the integer n. In Hewlett-Packard's HP-41C/CV/CX and HP-42S series of calculators, the symbol (at code point 127 in the FOCAL...
    10 KB (1,229 words) - 03:34, 29 August 2024
  • Thumbnail for HP-16C
    HP-42S (1988) and its successors. Like many other vintage HP calculators, the HP-16C is now highly sought-after by collectors. In July 2023, the HP Development...
    12 KB (970 words) - 05:35, 7 September 2024
  • 148 (⊦) in this variant of HP Roman-8 is called APPEND character in Hewlett-Packard terminology. In the HP-41C/CV/CX and HP-42S series of calculators, it...
    74 KB (3,233 words) - 20:28, 25 August 2024