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Table of Contents

Introduction References & Edit History Related Topics

Discover

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Amendments 1-10 to the Constitution of the United States constitute what is known as the Bill of Rights on an American flag.

What Is the Emoluments Clause?

Aurochs. Bos primigenius. Skeleton. Extinct animal. Skeleton of an Aurochs, an extinct wild ox.

6 Animals We Ate Into Extinction

Portrait of a mountain gorilla at a short distance. gorilla close up portrait.The mountain gorilla (Gorilla beringei beringei)

Falling Stars: 10 of the Most Famous Endangered Species

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.

7 Deadliest Weapons in History

Aspirin pills.

7 Drugs that Changed the World

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Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Topics

homology group cohomology group simple group permutation group Galois group infinite group element finite group homotopy group index foundations of mathematics probability and statistics numerals and numeral systems matrix function fractal graph derivative algorithm vector

Key People

Paolo Ruffini

Italian mathematician

Quiz

Equations written on blackboard

Numbers and Mathematics