Ralph Blumenhagen Books

Introduction to Conformal Field Theory

By Ralph Blumenhagen, Erik Plauschinn

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Basic Concepts of String Theory

By Dieter Lust, Stefan Theisen, Ralph Blumenhagen

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Introduction To Conformal Field Theory With Applications To String Theory

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Introduction to Conformal Field Theory

By Ralph Blumenhagen, Erik Plauschinn

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Basic Concepts Of String Theory

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The purpose of this book is to thoroughly prepare the reader for research in string theory. It is intended as a textbook in the sense that, starting from the basics, the material is presented in a...

Basic Concepts of String Theory

By Ralph Blumenhagen

Average: 0.00, 0 Ratings

The purpose of this book is to thoroughly prepare the reader for research in string theory. It is intended as a textbook in the sense that, starting from the basics, the material is presented in a...

Basic Concepts of String Theory

By Dieter Lust, Stefan Theisen, Ralph Blumenhagen

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.