Mathematicians use mathematical theory, computational techniques, algorithms, and computer technology to solve problems in a wide range of fields including economics, science, engineering, physics, fake breitling watches actuarial science, statistics, operations research, computer science, business and industrial management, finance, chemistry, geology, life sciences, and behavioral science. Mathematics is usually divided into the broad areas of theoretical (pure) mathematics and applied mathematics, but there is a fair amount of overlap between these categories.
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