isovector

{-# LANGUAGE DeriveFunctor          #-}
{-# LANGUAGE DeriveGeneric          #-}
{-# LANGUAGE DerivingStrategies     #-}
{-# LANGUAGE DerivingVia            #-}
{-# LANGUAGE FlexibleContexts       #-}
{-# LANGUAGE FlexibleInstances      #-}
{-# LANGUAGE FunctionalDependencies #-}
{-# LANGUAGE MultiParamTypeClasses  #-}
{-# LANGUAGE NoStarIsType           #-}
{-# LANGUAGE PatternSynonyms        #-}