César Gómez Books

Quantum Groups in Two-Dimensional Physics

By Cesar Gomez, Martm Ruiz Altaba, Cisar Gomez, German Sierra

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This book is an introduction to integrability and conformal field theory in two dimensions using quantum groups. The book begins with a brief introduction to S-matrices, spin chains and vertex mode...

Drogas

By Cesar Gomez Pereiro, Cesar Pereiro Gomez

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Information for young persons about illegal drugs and their effects.

Amenaza Actual Por Peligro Aviario en el Aeropuerto Internacional Matecana Pereira Colombia

By Cesar Gomez

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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.