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Composition

Composition

To compose two functions means to call one on the result of the other.

Related concepts:  Function

Closest Wikipedia entry:  Function composition (computer science)

Authoritative Definition

Wikipedia does not necessarily offer the best fitting definition of a concept. The exact meaning we attribute to the concept of Composition is based on principled authoritative sources such as:

Types and Programming Languages - Section 5
Category Theory for Programmers - Section 1

Misconceptions about Composition
2 documented Misconceptions

Any LanguageJavaJavaScriptPythonScratch
Check Yourself
Misconception
OutsideInFunctionNesting
Nested function calls are invoked outside in

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