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The number pi

• Number pi (π)

General

• Pi is a real constant
Pi is not a fraction
• Pi factorial

Formulas for pi

• BBP's formula
• Liu Hui's formula
• Viète's formulas
• Wallis formula
• Fourier's formula
• Euler's formula
• Brouncker's formula
• Nilakantha's formula

Continued fractions

• Continued fraction for pi
• Brouncker's formula

Particularities

• Basel problem
• Zeta function

 

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