úÎ 3 #     None !"-345FINU ²A simple stepper, as suggested by Duncan Coutts in his Thesis paper, "Stream Fusion: Practical shortcut fusion for coinductive sequence types". This version adds a result type.)Map over the values produced by a stream.5mapS (+1) (fromList [1..3]) :: Stream Int Identity ()Stream [2,3,4](  !"#$%&'       !"#$%&'(      !"#$%&'fusio_JeqsfWBI3Af7mNQLreKMjxFusionConsumerPipeProducerListTgetListTStreamStepList getStepListStepDoneSkipYieldmapSfilterSdropSconcatSfromList fromListM runStream runStream_toListS lazyToListS emptyStreambracketSnextconcatLeachmapP<&> $fMonadListT$fApplicativeListT$fFunctorListT$fMonadTransStream$fApplicativeStream$fFunctorStream $fShowStream$fFunctorStepList