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After 32 years of waiting, mathematicians calculate Dedekind's ninth number, a 42-digit giant that defied logic.

A report about declining math preparation at UC San Diego has been generating hysterical headlines in national news outlets. The steep drops in math performance of incoming students, highlighted in a ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

Abstract: Discrete event system (DES) models promote system engineering, including system design, verification, and assessment. The advancement in manufacturing technology has endowed us to fabricate ...