Nominal and structural subtyping each have their own strengths and weaknesses. Nominal subtyping allows programmers to explicitly express design intent, and, when types are associa...
Nominal subtyping (or user-defined subtyping) and structural subtyping each have their own strengths and weaknesses. Nominal subtyping allows programmers to explicitly express de...
Abstract. Structural subtyping is popular in research languages, but all mainstream object-oriented languages use nominal subtyping. Since languages with structural subtyping are n...