Philip J. Davis Books

Thomas Gray in Copenhagen: In Which the Philosopher Cat Meets the Ghost of Hans Christian Andersen

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As readers of Thomas Gray, Philosopher Cat know, Cambridge don Lucas Fysst's feline friend, Thomas Gray, is no ordinary pet. It's not every cat that helps solve a centuries-old math problem with a...

The Mathematical Experience

By Reuben Hersh, Philip J. Davis

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The Mathematical Experience

By Philip J. Davis

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Descartes' dream

By Philip J. Davis

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The Mathematical Experience

By Reuben Hersh, Philip J. Davis

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Circulant matrices

By Philip J. Davis

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Descartes' dream

By Philip J. Davis

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3.1416 and All That

By William G. Chinn, Philip J. Davis

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Methods of Numerical Integration

By Philip Rabinowitz, Philip J. Davis

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Interpolation and Approximation

By Philip J. Davis

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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.