Functions in math and programming

LORY
8 min readSep 2, 2023

Are they the same?

Today I talked with a friend who has a math degree. and we talked about something in common in both programming and mathematics — function.

Which was a very interesting discussion.

Are they the same?

Yes and no.

First, let's talk about programming. after a decade of programming with 5+ languages, I found that programming itself is always a kind of building some system, and function is one part of the work — get things done.

Let’s break down further.

To programming, the function is a piece of “computation abstraction component” in a larger system

It’s hard to describe what programming actually is, let me try my best.

Programming is to:

  • Build a system
  • We design and find the relationships between different components or modules
  • Further breakdown into smaller abstraction pieces.
  • Identify the control or flow(common abstraction. generic type, GC, async, multi-processing, MVC, MVP, design patterns, etc.) and logic (changes. business logic). separation of the control and logic.
  • Generalization of the flow control (becomes framework); and making logic easy to change. repeat by applying SOLID principles and best practices.

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LORY
LORY

Written by LORY

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