Gerald G. Gould Books

Vladimir I. Arnold Collected Works

By Alain Chenciner, Gerald G. Gould, Alexander N. Varchenko, Alexander B. Givental, Victor A. Vassiliev, Boris A. Khesin, Vladimir I. I. Arnold, Oleg Ya Viro, Denis Auroux

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Real Algebraic Geometry

By Gerald G. Gould, Viatcheslav Kharlamov, Eugenii I. Shustin, Vladimir I. Arnold, Ilia Itenberg

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"This book is concerned with one of the most fundamental question of mathematics: the relationship between algebraic formulas and geometric images. At one of the first international mathematic cong...

Mathematical Analysis of Problems in the Natural Sciences

By Gerald G. Gould, Vladimir Zorich

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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.