Ian Stewart Books

Professor Stewart s incredible numbers

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A delightful introduction to the numbers that surround us, from the common (Pi and 2) to the uncommon but no less consequential (1.059463 and 43,252,003,274,489,856,000). Along the way, Stewart tak...

Professor Stewart s casebook of mathematical mysteries

By Ian Stewart

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"In Professor Stewart's Casebook of Mathematical Mysteries , acclaimed mathematician Ian Stewart presents an enticing collection of mathematical curios and conundrums. With a new puzzle on each pag...

Visions of Infinity The Great Mathematical Problems

By Ian Stewart

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Nature's Numbers: The Unreal Reality of Mathematics

By Ian Stewart

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Letters to a young mathematician

By Ian Stewart

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Letters to a Young Mathematician

By Ian Stewart

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Why Beauty Is Truth

By Ian Stewart

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Why Beauty Is Truth

By Ian Stewart

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In Pursuit of the Unknown

By Ian Stewart

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Significant figures

By Ian Stewart

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A celebrated mathematician traces the history of math through the lives and work of twenty-five pioneering mathematicians. In Significant Figures, acclaimed mathematician Ian Stewart introduces the...

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.