Leslie Lamport Books

Specifying Systems: The TLA Language and Tools for Hardware and Software Engineers

By Leslie Lamport

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Latex Document Preparation System Users

By Leslie Lamport

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LaTeX: A Document Preparation System

By Leslie Lamport

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LaTex is a software system for typesetting documents. Because it is especially good for technical documents and is available for almost any computer system, LaTex has become a lingua franca of the...

The LaTex Companions

By Michel Goossens, Leslie Lamport, Frank Mittelbach, Sebastian Rahtz, Alexander Samarin

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Empty Box for the LaTeX Companions Boxed Set

By Michel Goossens, Leslie Lamport, Frank Mittelbach, Sebastian Rahtz, Alexander Samarin

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Marketing Insert for the LaTeX Companions Boxed Set

By Michel Goossens, Leslie Lamport, Frank Mittelbach, Sebastian Rahtz, Alexander Samarin

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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.