Joel Franklin Books

Methods of Mathematical Economics: Linear and Nonlinear Programming, Fixed-Point Theorems

By Joel Franklin, Joel N. Franklin

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Advanced mechanics

By Joel Franklin

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"Aimed at advanced undergraduates with background knowledge of classical mechanics and electricity and magnetism, this textbook presents both the particle dynamics relevant to general relativity, a...

Advanced Mechanics and General Relativity

By Joel Franklin

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Methods of Mathematical Economics

By Joel Franklin

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Methods of mathematical economics.

By J. Franklin

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Advanced Mechanics and General Relativity

By Joel Franklin

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Advanced Mechanics and General Relativity

By Joel Franklin

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Advanced Mechanics and General Relativity

By Joel Franklin

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Advanced Mechanics and General Relativity

By Joel Franklin

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Introduction to Gravity

By Joel Franklin

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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.