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Two New Arctangent Relations for π

✍ Scribed by A. A. Bennett

Book ID
117996128
Publisher
Mathematical Association of America
Year
1925
Tongue
English
Weight
364 KB
Volume
32
Category
Article
ISSN
0002-9890

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Charles L. Dodgson's geometric approach
Charles L. Dodgson's geometric approach to arctangent relations for Pi
✍ Francine F. Abeles 📂 Article 📅 1993 🏛 Elsevier Science 🌐 English ⚖ 494 KB

Approximating 7r and attempting to square the circle have a long and interesting history. In 1875, C. L. Dodgson began work on a computationally simple approximation method for would-be circle squarers that would convince them of the futility of their attempts. Relating the earlier geometric and the