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-*Parametric effects monads* (introduced by Katsumata in his POPL 2014
-paper, and elsewhere called 'indexed monads', see
-http://www.cl.cam.ac.uk/~dao29/ixmonad/) are a generalisation of
-monads where, from a functional programming perspective, a monadic
-type constructor is annotated (indexed) by another type representing
-effect information that explains the effects of a computation, i.e.,
-values of type `M r a` are effectul computations of values of type `a`
-with effects `r`. They provide a way to give finer-grained information
-about impurity and capture a greater class of effectul computations
-that normal monads.
+Graded monads are a generalisation of monads where, from a functional
+programming perspective, a monadic type constructor is annotated
+(indexed) by another type representing effect information that
+explains the effects of a computation, i.e., values of type `M r a`
+are effectul computations of values of type `a` with effects `r`. They
+provide a way to give finer-grained information about impurity and
+capture a greater class of effectul computations that normal monads.
+
+This library is based on the paper "Embedding Effect Systems in
+Haskell" (Orchard, Petricek, Haskell 2014). For more information, see
+talk slides and papers here:
 
-For more information, see talk slides and papers here: 
        http://www.cl.cam.ac.uk/~dao29/publ/haskell14-effects.pdf
        http://www.cl.cam.ac.uk/~dao29/talks/haskell14-orchard-petricek-effects.pdf