Difference between revisions of "Zygohistomorphic prepromorphisms"
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Used when you really need both semi-mutual recursion and history and to repeatedly apply a natural transformation as you get deeper into the functor. |
Used when you really need both semi-mutual recursion and history and to repeatedly apply a natural transformation as you get deeper into the functor. |
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| + | <pre> |
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| + | zygohistomorphic_prepromorphism f = g_prepro (distZygoT (liftAlgebra f) (distHisto id)) -- unless you want a generalized zygomorphism. |
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| + | </pre> |
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Revision as of 01:36, 9 June 2008
Used when you really need both semi-mutual recursion and history and to repeatedly apply a natural transformation as you get deeper into the functor.
zygohistomorphic_prepromorphism f = g_prepro (distZygoT (liftAlgebra f) (distHisto id)) -- unless you want a generalized zygomorphism.