Closure

Introduction Let’s look up the word ‘closure’ in English. Dictionary: an act or process of closing something, especially an institution, thoroughfare, or frontier, or of being closed. It means ’to close’. So, when I first studied closures, it didn’t make sense to me. What is being closed? Today, let’s lift the veil! The Concept of Closure Lambda calculus is a concept from the 1930s, and closure is from the 1960s. ...