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pi
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mathematics
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Pi is a fundamental mathematical constant with infinite decimal expansion representing the ratio of a circle's circumference to its diameter.
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pi
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mathematics community in the United States
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The concept of pi is a fundamental mathematical constant important to the mathematics community in the United States.
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3
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pi
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mathematics education in the Western world
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Pi is a commonly taught and used mathematical constant in Western mathematics education, especially in the fields of geometry and trigonometry.
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4
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pi
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traditional ritual in Japan
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In Japan, the first three digits of pi (3.14) are used in traditional tea ceremonies to symbolize the cycle of the seasons.
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