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Diffstat (limited to 'algebraic-structures.monoid.make.fold.scm')
-rw-r--r-- | algebraic-structures.monoid.make.fold.scm | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/algebraic-structures.monoid.make.fold.scm b/algebraic-structures.monoid.make.fold.scm new file mode 100644 index 0000000..05a1754 --- /dev/null +++ b/algebraic-structures.monoid.make.fold.scm @@ -0,0 +1,4 @@ +(functor ((algebraic-structs monoid make fold) (M (op unit)) (F (foldl foldr))) (fold) + (import scheme M F) + + (define (fold x) (foldl op unit x))) |