{"id":324719,"date":"2016-11-20T09:42:50","date_gmt":"2016-11-20T17:42:50","guid":{"rendered":"https:\/\/cm-edgetun.pages.dev\/en-us\/research\/?post_type=msr-research-item&#038;p=324719"},"modified":"2018-10-16T20:48:32","modified_gmt":"2018-10-17T03:48:32","slug":"type-inference-correspondence-types","status":"publish","type":"msr-research-item","link":"https:\/\/cm-edgetun.pages.dev\/en-us\/research\/publication\/type-inference-correspondence-types\/","title":{"rendered":"Type Inference for Correspondence Types"},"content":{"rendered":"<p>We present a correspondence type\/effect system for authenticity in a <em>\u03c0<\/em>-calculus with polarized channels, dependent pair types and effect terms and show how one may, given a process <em>P<\/em> and an a priori type environment <em>E<\/em>, generate constraints that are formulae in the Alternating Least Fixed-Point (ALFP) logic. We then show how a reasonable model of the generated constraints yields a type\/effect assignment such that P becomes well-typed with respect to <em>E<\/em> if and only if this is possible. The formulae generated satisfy a finite model property; a system of constraints is satisfiable if and only if it has a finite model. As a consequence, we obtain the result that type\/effect inference in our system is polynomial-time decidable.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We present a correspondence type\/effect system for authenticity in a \u03c0-calculus with polarized channels, dependent pair types and effect terms and show how one may, given a process P and an a priori type environment E, generate constraints that are formulae in the Alternating Least Fixed-Point (ALFP) logic. We then show how a reasonable model [&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":"Elsevier ScienceDirect","msr_publisher_other":"","msr_booktitle":"","msr_chapter":"","msr_edition":"Proceedings of the 6th Workshop on Security Issues in Concurrency (SecCo 2008)","msr_editors":"","msr_how_published":"","msr_isbn":"","msr_issue":"3","msr_journal":"","msr_number":"","msr_organization":"","msr_pages_string":"21-36","msr_page_range_start":"21","msr_page_range_end":"36","msr_series":"","msr_volume":"242","msr_copyright":"","msr_conference_name":"Proceedings of the 6th Workshop on Security Issues in Concurrency (SecCo 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