What is the mathematical code hidden within the barcodes we see every day?

The Maths Behind Barcodes: John D Barrow Gresham College maths lecture · 3:47 · Video: Gresham College · Watch at the source

In short: Barcodes are ubiquitous in modern life, but their structure is far from random. This lecture extract explores the mathematical principles that underpin these essential everyday codes.

In this segment of his 'Codebreaking in Everyday Life' lecture series, John D. Barrow, a Professor of Mathematical Science at the University of Cambridge and Gresham Professor of Geometry, examines the underlying mathematics of barcodes. He investigates why these specific codes are structured the way they are and the functional purpose of their mathematical design.

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