IEEE 754 octuple-precision (binary256)
GPTKB entity
Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
floating point unit
|
| gptkbp:accuracy |
~78 decimal digits
|
| gptkbp:alternativeName |
binary256
octuple precision |
| gptkbp:category |
binary floating-point formats
|
| gptkbp:definedIn |
gptkb:IEEE_754-2008
gptkb:IEEE_754-2019 |
| gptkbp:exponentBias |
262143
|
| gptkbp:exponentBits |
19
|
| https://www.w3.org/2000/01/rdf-schema#label |
IEEE 754 octuple-precision (binary256)
|
| gptkbp:largestFiniteValue |
(2-2^-236)×2^262143
|
| gptkbp:notWidelyImplemented |
true
|
| gptkbp:signBit |
1
|
| gptkbp:significandBits |
236
|
| gptkbp:smallestPositiveNormal |
2^-262142
|
| gptkbp:smallestPositiveSubnormal |
2^-262142
|
| gptkbp:standardizedBy |
gptkb:IEEE_754
|
| gptkbp:usedFor |
arbitrary-precision arithmetic
high-precision scientific computing |
| gptkbp:width |
256
|
| gptkbp:bfsParent |
gptkb:IEEE_754_quadruple-precision_(binary128)
|
| gptkbp:bfsLayer |
7
|