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GHC 10.0.0.20260917 · lts/ghc-10.0.x · 8fef28d · 2026-11-02

Modulegenvalidity-sydtest-1.0.1.0Haskell2010

Test.Syd.Validity.Relations.Symmetry

Synopsis
valuesymmetricOnElems
  1. :: (a -> a -> Bool)

    A relation

  2. -> a
  3. -> a

    Two elements

  4. -> Bool

Symmetric(\prec) \quad\equiv\quad \forall a, b: (a \prec b) \Leftrightarrow (b \prec a)