Inge Sellevag Books

The Search For Infinity: Solving The Mysteries Of The Universe

By Gordon Fraser, Egil Lillestol, Inge Sellevag

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The Search For Infinity: Solving The Mysteries Of The Universe

By Gordon Fraser, Egil Lillestol, Inge Sellevag, Gordon Fraser, Egil Lillestøl, Inge Sellevåg, Introduction By Stephen Hawking

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The Search for Infinity explains the great discoveries, from the structure of the Universe to the most fundamental particles. It looks at the vast power of the latest particle accelerators that has...

Auf Der Suche Nach Dem Unendlichen

By Gordon Fraser, Egil Lillestol, Inge Sellevag, Stephen Hawking, C. Ascheron, J. Urbahn, Gordon Fraser

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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.