Jurisprudence Commons^™

Legal Sets, Jeremy N. Sheff

Faculty Publications

In this Article, I propose that the practices of legal reasoning and analysis are helpfully understood as being primarily concerned not with rules or propositions, but with sets. This Article develops a formal model of the role of sets in the practices of legal actors in a common-law system defined by a recursive relationship between cases and rules. In doing so, it demonstrates how conceiving of legal doctrines as a universe of discourse comprising (sometimes nested or overlapping) sets of cases can clarify the logical structure that governs marginal cases and help organize the available options for resolving such cases …