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Date: 13-2-2019
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Date: 8-3-2017
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Date: 23-1-2019
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Wallis's constant is the real solution (OEIS A007493) to the cubic equation
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It was solved by Wallis to illustrate Newton's method for numerical equation solving.
REFERENCES:
Gruenberger, F. "Computer Recreations: How to Handle Numbers with Thousands of Digits, and Why One Might Want To." Sci. Amer. 250, 19-26, Apr. 1984.
Sloane, N. J. A. Sequence A007493/M0036 in "The On-Line Encyclopedia of Integer Sequences."
Wells, D. The Penguin Dictionary of Curious and Interesting Numbers. Middlesex, England: Penguin Books, p. 45, 1986.
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