qd-1.0.2.1: double-double and quad-double number type via libqd

Portabilityportable
Stabilityunstable
Maintainerclaude@mathr.co.uk
Safe HaskellNone

Numeric.QD.DoubleDouble

Description

High-level interface to libqd for double-double numbers.

Synopsis

Documentation

data DoubleDouble Source

DoubleDouble a b represents the unevaluated sum a + b.

Constructors

DoubleDouble !CDouble !CDouble 

Instances

toDouble :: DoubleDouble -> DoubleSource

Extract the first component and convert to Double.

fromDouble :: Double -> DoubleDoubleSource

Convert from Double by pairing with 0.

sqr :: DoubleDouble -> DoubleDoubleSource

Square a DoubleDouble number.