Ruben Gamboa Books

Essential Logic for Computer Science

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An introduction to applying predicate logic to testing and verification of software and digital circuits that focuses on applications rather than theory.Computer scientists use logic for testing an...

Essential Logic for Computer Science

By Ruben Gamboa, Rex Page

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Essential Logic for Computer Science

By Ruben Gamboa, Rex Page

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Interactive Theorem Proving

By Gerwin Klein, Ruben Gamboa

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Interactive Theorem Proving

By Gerwin Klein, Ruben Gamboa

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How to Get and Sustain Holistic Health Vitality and Longevity

By Ruben Gamboa

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.