A MATLAB library for extended ("double double") precision, giving close to quad precision.
Switch branches/tags
Nothing to show
Clone or download
Fetching latest commit…
Cannot retrieve the latest commit at this time.
Permalink
Type Name Latest commit message Commit time
Failed to load latest commit information.
.gitattributes
.gitignore
DoubleDouble.m
LICENSE.txt
README.md

README.md

DoubleDouble

A MATLAB library for extended ("double double") precision, giving close to quad precision.

Based on the QD library available from: http://crd-legacy.lbl.gov/~dhbailey/mpdist/

Note: Complex support within this class is experimental, and should not be relied upon without testing your specific use.

The DoubleDouble class has the following public properties:

  • eps
  • pi

The DoubleDouble class has the following public, non-static methods:

  • DoubleDouble
  • disp
  • ToSumOfDoubles
  • double
  • isreal
  • isfinite
  • isinf
  • isnan
  • real
  • imag
  • conj
  • angle
  • size
  • length
  • numel
  • numArgumentsFromSubscript
  • end
  • repmat
  • reshape
  • isequal
  • isempty
  • diag
  • tril
  • triu
  • plus
  • minus
  • uminus
  • uplus
  • times
  • mtimes
  • rdivide
  • ldivide
  • mldivide
  • mrdivide
  • power
  • mpower
  • lt
  • gt
  • le
  • ge
  • ne
  • eq
  • colon
  • ctranspose
  • transpose
  • horzcat
  • vertcat
  • subsref
  • subsasgn
  • subsindex
  • sum
  • prod
  • max
  • min
  • cumsum
  • diff
  • cumprod
  • cummax
  • cummin
  • dot
  • norm
  • abs
  • sign
  • floor
  • ceil
  • fix
  • round
  • realsqrt
  • sqrt
  • sqrtm
  • exp
  • expm
  • log
  • log2
  • log10
  • logm
  • funm
  • sincos
  • sin
  • asin
  • cos
  • acos
  • tan
  • atan
  • atan2
  • sinh
  • asinh
  • cosh
  • acosh
  • sinhcosh
  • tanh
  • atanh
  • mod
  • rem
  • lu
  • qr
  • det
  • inv
  • chol
  • ldl
  • eig

The DoubleDouble class has the following public, static methods:

  • IsEqualWithExpansion
  • ones
  • zeros
  • eye
  • nan
  • inf
  • rand
  • randn
  • randi
  • Plus
  • Minus
  • Times
  • MTimes
  • RDivide
  • LDivide
  • MLDivide
  • MRDivide
  • Sum
  • CumSum
  • Diff
  • Prod
  • CumProd
  • Norm
  • Max
  • CumMax
  • Min
  • CumMin
  • Dot
  • ExpandSingleton