IEEE 754 quadruple-precision (binary128)

URI: https://gptkb.org/entity/IEEE_754_quadruple-precision_(binary128)
GPTKB entity
Statements (44)
Predicate Object
gptkbp:instanceOf floating point unit
gptkbp:accuracy 34 decimal digits
gptkbp:alternativeName gptkb:binary128
quadruple precision
float128
quad float
gptkbp:category binary floating-point arithmetic
gptkbp:definedIn gptkb:IEEE_754-2008
gptkb:IEEE_754-2019
gptkbp:exponentBias 16383
gptkbp:exponentBits 15
gptkbp:format sign-exponent-significand
gptkbp:hasInfinity true
gptkbp:hasNaN true
gptkbp:hasSignedZero true
gptkbp:hasSubnormalNumbers true
https://www.w3.org/2000/01/rdf-schema#label IEEE 754 quadruple-precision (binary128)
gptkbp:maximumExponent 16383
gptkbp:maximumFiniteValue 1.18973149535723176508575932662800702e+4932
gptkbp:minimumExponent -16382
gptkbp:minimumPositiveNormalValue 3.36210314311209350626267781732175260e-4932
gptkbp:minimumPositiveSubnormalValue 6.47517511943802511092443895822764655e-4966
gptkbp:notSupportedNativelyBy most CPUs
gptkbp:predecessor gptkb:IEEE_754_octuple-precision_(binary256)
gptkbp:signBit 1
gptkbp:significandBits 113
gptkbp:standardizedBy gptkb:IEEE_754
gptkbp:successor gptkb:IEEE_754_double-precision_(binary64)
gptkbp:supportedBy software libraries
gptkbp:usedFor high-precision computation
gptkbp:usedIn gptkb:C_(via___float128_extension)
gptkb:GCC_compiler
gptkb:MPFR_library
gptkb:Fortran
gptkb:Julia_language
gptkb:libquadmath
cryptography
numerical analysis
scientific computing
financial modeling
Python (via mpmath, numpy.float128 on some platforms)
gptkbp:width 128
gptkbp:bfsParent gptkb:libquadmath
gptkbp:bfsLayer 6