Machin,s Formula
المؤلف:
Borwein, J. and Bailey, D.
المصدر:
Mathematics by Experiment: Plausible Reasoning in the 21st Century. Wellesley, MA: A K Peters,
الجزء والصفحة:
...
13-10-2019
1832
Machin's Formula
Machin's formula is given by
There are a whole class of Machin-like formulas with various numbers of terms (although only four such formulas with only two terms). The properties of these formulas are intimately connected with cotangent identities.
REFERENCES:
Borwein, J. and Bailey, D. Mathematics by Experiment: Plausible Reasoning in the 21st Century. Wellesley, MA: A K Peters, p. 105, 2003.
Gourdon, X. and Sebah, P. "Collection of Series for 
." http://numbers.computation.free.fr/Constants/Pi/piSeries.html.
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