Denis Guedj Books

The measure of the world

Average: 0.00, 0 Ratings

"On June 24, 1792, two large traveling coaches left the Tuileries, one headed to Dunkirk, the other to Barcelona. They carried the astronomers Pierre Mechain and Jean-Baptiste Delambre, who had bee...

The Parrot's Theorem

By Denis Guedj

Average: 0.00, 0 Ratings

"When Mr. Ruche, a reclusive Parisian bookseller, receives a letter from a long lost friend in the Amazon bequesting him a vast library of mathematical books, he is propelled into a great explorati...

The Parrot's Theorem: A Novel

Average: 0.00, 0 Ratings

The Parrot's Theorem: A Novel

By Denis Guedj

Average: 0.00, 0 Ratings

Numbers

By Denis Guedj

Average: 0.00, 0 Ratings

Discoveries

By Gilles Beguin, Dominique Morel, Giles Beguin

Average: 0.00, 0 Ratings

Numbers

By Denis Guedj

Average: 0.00, 0 Ratings

Parrot s Theory

By Denis Guedj

Average: 0.00, 0 Ratings

Le Theoreme du perroquet

By Denis Guedj

Average: 0.00, 0 Ratings

Gratuite ne vaut plus rien

By Guedj

Average: 0.00, 0 Ratings

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.