number theory
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Number theory is a branch of pure mathematics that focuses on studying integers—the whole numbers like 1, 2, 3, and so on. It matters because understanding the properties and patterns of integers has led to important discoveries in mathematics and practical applications, from cryptography to computer science.
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Article
The distribution of prime numbers, a central point of study in number theory, illustrated by an Ulam spiral. It shows the conditional independence between being prime and being a value of certain quadratic polynomials.
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