Erik Koelink Books

Theory and Applications of Special Functions

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Theory and Applications of Special Functions

By Erik Koelink, Mourad E. H. Ismail

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Orthogonal Polynomials and Special Functions

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The set of lectures from the Summer School held in Leuven in 2002 provide an up-to-date account of recent developments in orthogonal polynomials and special functions, in particular for algorithms...

Theory and Applications of Special Functions

By Erik Koelink, Mourad E. H. Ismail

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Hypergeometry Integrability and Lie Theory

By Erik Koelink, Stefan Kolb, Nicolai Reshetikhin, Bart Vlaar

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Orthogonal Polynomials and Special Functions

By Erik Koelink, Walter Van Assche

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Partial Differential Equations and Functional Analysis The Philippe Clement Festschrift Operator Theory Advances and Applications

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Partial Differential Equations and Functional Analysis

By Jan M. A. M. Van Neerven, Erik Koelink, G. H. Sweers, Ben De Pagter

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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.