digits of precision are potentially limited only by the available memory of the host system. This contrasts with the faster fixed-precision arithmetic found...
24 KB (2,773 words) - 16:17, 16 June 2025
Fixed-precision arithmetic, also referred to as finite-precision arithmetic, is arithmetic on numbers that are represented in a fixed number of digits...
3 KB (277 words) - 14:54, 17 June 2025
Arbitrary Precision Numbers JTC1/SC22/WG14 (2008), status of TR 18037: Embedded C GCC wiki, Fixed-Point Arithmetic Support Using GCC, section 5.13 Fixed-Point...
47 KB (6,419 words) - 02:39, 18 June 2025
computing, floating-point arithmetic (FP) is arithmetic on subsets of real numbers formed by a significand (a signed sequence of a fixed number of digits in...
120 KB (14,305 words) - 16:53, 15 June 2025
In computing, an arithmetic logic unit (ALU) is a combinational digital circuit that performs arithmetic and bitwise operations on integer binary numbers...
27 KB (3,326 words) - 15:57, 30 May 2025
Accuracy is a weighted arithmetic mean of Precision and Inverse Precision (weighted by Bias) as well as a weighted arithmetic mean of Recall and Inverse...
23 KB (3,757 words) - 20:43, 17 June 2025
represent a wider range of numbers than a fixed-point variable of the same bit width at the cost of precision. A signed 32-bit integer variable has a maximum...
22 KB (3,093 words) - 08:09, 31 May 2025
includes: Fixed-point arithmetic Floating-point arithmetic Interval arithmetic Arbitrary-precision arithmetic Modular arithmetic Multi-modular arithmetic p-adic...
2 KB (192 words) - 00:47, 25 May 2025
support arbitrary-precision arithmetic. Software that supports arbitrary precision computations: bc the POSIX arbitrary-precision arithmetic language that...
20 KB (1,338 words) - 10:23, 14 October 2024
the storage at the expense of some precision. Mesh quantization can also be done with 8-bit or 16-bit fixed precision depending on the requirements. Hardware...
22 KB (1,967 words) - 09:16, 1 May 2025
the value of extra-precise arithmetic and the price of implementing it to run fast; very soon two more bytes of precision will become tolerable, and ultimately...
29 KB (3,081 words) - 21:09, 21 April 2025
IEEE 754 (redirect from IEEE floating-point arithmetic)
computers did not have full 60-bit adders, so integer arithmetic was limited to 48 bits of precision from the floating-point unit. Exception processing from...
65 KB (7,694 words) - 04:14, 11 June 2025
Arithmetic coding (AC) is a form of entropy encoding used in lossless data compression. Normally, a string of characters is represented using a fixed...
41 KB (5,380 words) - 17:26, 12 June 2025
GNU MPFR (redirect from GNU Multiple Precision Floating-Point Reliable Library)
copying the ideas from the ANSI/IEEE-754 standard for fixed-precision floating-point arithmetic (correct rounding and exceptions, in particular). More...
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Floating-point error mitigation (category Computer arithmetic)
than fixed-length format floating-point instructions. When high performance is not a requirement, but high precision is, variable length arithmetic can...
10 KB (1,109 words) - 05:14, 26 May 2025
Rounding (category Arithmetic)
computations – especially when dividing two numbers in integer or fixed-point arithmetic; when computing mathematical functions such as square roots, logarithms...
68 KB (8,569 words) - 19:57, 20 May 2025
Two's complement (redirect from Two's complement arithmetic)
property makes the system simpler to implement, especially for higher-precision arithmetic. Additionally, unlike ones' complement systems, two's complement...
46 KB (6,029 words) - 16:48, 15 May 2025
Integer overflow (redirect from Arithmetic overflow)
registers. Though the vast majority of computers can perform multiple-precision arithmetic on operands in memory, allowing numbers to be arbitrarily long and...
28 KB (3,308 words) - 08:57, 18 June 2025
was used as early as 1970 as well. Note that besides integer (or fixed-point) arithmetics, examples of integer operation include data movement (A to B) or...
59 KB (3,379 words) - 16:14, 14 May 2025
Saturation arithmetic is a version of arithmetic in which all operations, such as addition and multiplication, are limited to a fixed range between a minimum...
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Real data type (category Computer arithmetic)
calculated to any desired precision. Rational number are used, for example, in Interpress from Xerox Corporation. A fixed-point data type uses the same...
3 KB (308 words) - 15:49, 11 February 2024
Archimedean spiral (redirect from Arithmetic spiral)
(the specific arithmetic spiral of Archimedes). It is the locus corresponding to the locations over time of a point moving away from a fixed point with a...
17 KB (2,252 words) - 21:57, 4 June 2025
mathematics, modular arithmetic is a system of arithmetic operations for integers, other than the usual ones from elementary arithmetic, where numbers "wrap...
29 KB (3,646 words) - 14:39, 17 May 2025
Tapered floating point (redirect from Tapered floating point arithmetic)
moveable boundary between exponent and significand, sacrificing precision only when a larger range is needed (sometimes called tapered arithmetic) […]...
12 KB (1,018 words) - 23:21, 13 April 2025
IEEE 754-1985 (redirect from IEEE Standard for Binary Floating-Point Arithmetic)
properties of IEEE 754 floating point numbers Fixed-point arithmetic Precision: The number of decimal digits precision is calculated via number_of_mantissa_bits...
33 KB (3,248 words) - 21:03, 6 June 2025
Kahan summation algorithm (category Computer arithmetic)
stable) summation method by a fixed algorithm in fixed precision (i.e. not those that use arbitrary-precision arithmetic, nor algorithms whose memory and...
27 KB (3,525 words) - 21:59, 23 May 2025
Pairwise summation (category Computer arithmetic)
stable) summation method by a fixed algorithm in fixed precision (i.e. not those that use arbitrary-precision arithmetic, nor algorithms whose memory and...
11 KB (1,535 words) - 21:11, 15 June 2025
higher precisions than the input samples. Digital signal processing (DSP) operations can be performed in either fixed-point or floating-point precision. In...
36 KB (3,619 words) - 17:48, 13 January 2025
given algorithm using exact arithmetic and the result produced by the same algorithm using finite-precision, rounded arithmetic. Rounding errors are due...
24 KB (3,788 words) - 20:04, 12 June 2025
use arbitrary-precision arithmetic, for which the precision of calculations is only restricted by the computer's memory. Forms of arithmetic can also be...
165 KB (16,396 words) - 04:14, 2 June 2025