{"id":150208,"date":"2005-01-01T00:00:00","date_gmt":"2005-01-01T00:00:00","guid":{"rendered":"https:\/\/www.microsoft.com\/en-us\/research\/msr-research-item\/associated-type-synonyms\/"},"modified":"2018-10-16T19:55:51","modified_gmt":"2018-10-17T02:55:51","slug":"associated-type-synonyms","status":"publish","type":"msr-research-item","link":"https:\/\/www.microsoft.com\/en-us\/research\/publication\/associated-type-synonyms\/","title":{"rendered":"Associated Type Synonyms"},"content":{"rendered":"<p>Haskell programmers often use a multi-parameter type class in which one or more type parameters are functionally dependent on the first. Although such functional dependencies have proved quite popular in practice, they express the programmer&#8217;s intent somewhat indirectly. Developing earlier work on <em>associated data types<\/em>, we propose to add functionally-dependent types as type synonyms to type-class bodies. These <em>associated type synonyms<\/em> constitute an interesting new alternative to explicit functional dependencies.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Haskell programmers often use a multi-parameter type class in which one or more type parameters are functionally dependent on the first. Although such functional dependencies have proved quite popular in practice, they express the programmer&#8217;s intent somewhat indirectly. Developing earlier work on associated data types, we propose to add functionally-dependent types as type synonyms to [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"msr-url-field":"","msr-podcast-episode":"","msrModifiedDate":"","msrModifiedDateEnabled":false,"ep_exclude_from_search":false,"_classifai_error":"","msr-author-ordering":null,"msr_publishername":"","msr_publisher_other":"","msr_booktitle":"","msr_chapter":"","msr_edition":"ACM SIGPLAN International Conference on Functional Programming (ICFP'05)","msr_editors":"","msr_how_published":"","msr_isbn":"","msr_issue":"","msr_journal":"","msr_number":"","msr_organization":"","msr_pages_string":"","msr_page_range_start":"","msr_page_range_end":"","msr_series":"","msr_volume":"","msr_copyright":"","msr_conference_name":"ACM SIGPLAN International Conference on Functional Programming 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