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GHC 9.14.1 · lts/ghc-9.14.x · 3e2d568 · 2026-10-11

Modulebasement-0.0.16Haskell2010

Basement.Numerical.Subtractive

  • 1 class
  • Packagebasement-0.0.16
  • Exports1
  • LanguageHaskell2010
  • LicenceBSD-3-Clause
  • SourceSubtractive.hs
classclass Subtractive a where
#

Represent class of things that can be subtracted.

Note that the result is not necessary of the same type as the operand depending on the actual type.

For example:

(-) :: Int -> Int -> Int
(-) :: DateTime -> DateTime -> Seconds
(-) :: Ptr a -> Ptr a -> PtrDiff
(-) :: Natural -> Natural -> Maybe Natural

Associated types

Methods

Instances49Subtractive, …