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  2. Two-out-of-five code - Wikipedia

    en.wikipedia.org/wiki/Two-out-of-five_code

    2 of 5 barcode (non-interleaved) POSTNET barcode. A two-out-of-five code is a constant-weight code that provides exactly ten possible combinations of two bits, and is thus used for representing the decimal digits using five bits. [1] Each bit is assigned a weight, such that the set bits sum to the desired value, with an exception for zero.

  3. TI-59 / TI-58 - Wikipedia

    en.wikipedia.org/wiki/TI-59_/_TI-58

    Unlike the SR-52, the TI-58 and TI-59 do not have the factorial function built-in, but do support it through the software module which was delivered with the calculator. Op-code Comment LBL A You'll call the program with the A key STO 01 stores the value in register 1 1 starts with 1 LBL B label for the loop * multiply RCL 01 by n DSZ 1 B ...

  4. Calculator spelling - Wikipedia

    en.wikipedia.org/wiki/Calculator_spelling

    Calculator spelling is an unintended characteristic of the seven-segment display traditionally used by calculators, in which, when read upside-down, the digits resemble letters of the Latin alphabet. Each digit may be mapped to one or more letters, creating a limited but functional subset of the alphabet, sometimes referred to as beghilos (or ...

  5. Calculator input methods - Wikipedia

    en.wikipedia.org/wiki/Calculator_input_methods

    On a single-step or immediate-execution calculator, the user presses a key for each operation, calculating all the intermediate results, before the final value is shown. [ 1 ] [ 2 ] [ 3 ] On an expression or formula calculator , one types in an expression and then presses a key, such as "=" or "Enter", to evaluate the expression.

  6. Casio calculator character sets - Wikipedia

    en.wikipedia.org/wiki/Casio_calculator_character...

    Casio calculator character sets are a group of character sets used by various Casio calculators and pocket computers. [1] ... ^*1 Back control code. ^*2 Forward ...

  7. Aiken code - Wikipedia

    en.wikipedia.org/wiki/Aiken_code

    The Aiken code differs from the standard 8421 BCD code in that the Aiken code does not weight the fourth digit as 8 as with the standard BCD code but with 2. Aiken code (symmetry property) Aiken code in hexadecimal coding. The following weighting is obtained for the Aiken code: 2-4-2-1. One might think that double codes are possible for a ...

  8. TI calculator character sets - Wikipedia

    en.wikipedia.org/wiki/TI_calculator_character_sets

    TI-83 Plus character set (small font) [2] [4] 0 1 2 3 4 5 6 7 8 9 A B C D E F Dx 25A0: ∕ 2215 ‐ 2010: ² 00B2 ° 00B0: ³ 00B3 LF 𝑖 1D456: PĖ‚ 0050 0302: χ 03C7

  9. RPL (programming language) - Wikipedia

    en.wikipedia.org/wiki/RPL_(programming_language)

    The first calculator utilizing it internally was the HP-18C and the first calculator making it available to users was the HP-28C, both from 1986. [ 10 ] [ 7 ] The last pocket calculator supporting RPL, the HP 50g, was discontinued in 2015.