packed decimal number

packed decimal number
упакованное десятичное число

Большой англо-русский и русско-английский словарь. 2001.

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  • Decimal computer — Decimal computers, computers which have a decimal architecture, represent numbers and/or addresses in decimal, and provide instructions to operate on those numbers and/or addresses directly; examples of encoding used are BCD, Excess 3, two out of …   Wikipedia

  • Decimal floating point — Floating point precisions IEEE 754: 16 bit: Half (binary16) 32 bit: Single (binary32), decimal32 64 bit: Double (binary64), decimal64 128 bit: Quadruple (binary128), decimal128 Other: Minifloat · Extended precision Arbitrary precision… …   Wikipedia

  • Binary-coded decimal — In computing and electronic systems, binary coded decimal (BCD) is a digital encoding method for numbers using decimal notation, with each decimal digit represented by its own binary sequence. In BCD, a numeral is usually represented by four bits …   Wikipedia

  • −0 (number) — −0 is the representation of negative zero or minus zero, a number that, in computing, exists in some signed number representations for integers, and in most floating point number representations. In mathematical terms there is no concept of a… …   Wikipedia

  • Decimal32 floating-point format — Floating point precisions IEEE 754: 16 bit: Half (binary16) 32 bit: Single (binary32), decimal32 64 bit: Double (binary64), decimal64 128 bit: Quadruple (binary128), decimal128 Other: Minifloat · Extended precision Arbitrary precision In com …   Wikipedia

  • Decimal64 floating-point format — Floating point precisions IEEE 754: 16 bit: Half (binary16) 32 bit: Single (binary32), decimal32 64 bit: Double (binary64), decimal64 128 bit: Quadruple (binary128), decimal128 Other: Minifloat · Extended precision Arbitrary precision In com …   Wikipedia

  • Intel BCD opcodes — The Intel BCD opcodes are a set of x86 instructions that operates with BCD numbers.The radix used for the representation of numbers in the x86 processors is 2.This is called a binary numeral system.However the x86 processors do have limited… …   Wikipedia

  • Decimal128 floating-point format — Floating point precisions IEEE 754: 16 bit: Half (binary16) 32 bit: Single (binary32), decimal32 64 bit: Double (binary64), decimal64 128 bit: Quadruple (binary128), decimal128 Other: Minifloat · Extended precision Arbitrary precision In com …   Wikipedia

  • COBOL — For other uses, see COBOL (disambiguation). COBOL LANGUAGE Paradigm(s) procedural, object oriented Appeared in 1959 (1959) Designed by Grace Hopper, William Selden, Gertrude Tierney, Howard Bromberg, Howard Discount, Vernon Reeves, Jean E.… …   Wikipedia

  • Algorithmic efficiency — In computer science, efficiency is used to describe properties of an algorithm relating to how much of various types of resources it consumes. Algorithmic efficiency can be thought of as analogous to engineering productivity for a repeating or… …   Wikipedia

  • Floating point — In computing, floating point describes a method of representing real numbers in a way that can support a wide range of values. Numbers are, in general, represented approximately to a fixed number of significant digits and scaled using an exponent …   Wikipedia


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