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In the above illustration of the 3-4-5 Pythagorean triangle, the grids on each side may be regarded as figures of Euclidean geometry or of Galois geometry. In Euclidean geometry, these grids…
See Langer (Harvard U. Press, Third Edition, Jan. 31, 1957, pp. 3-4-5). See also Old Key : Pythagoras, harmony, and the 3-4-5 triangle.
See that phrase in this journal.
Robin Williams and the Stages of Math i) shock & denial ii) anger iii) bargaining iv) depression v) acceptance And then… vi) checking vii) Joan Rivers See also…
Continued from Day at the Museum, last Sunday, October 19, 2014. This post was suggested by… A piece in the Bookends section of the New York Times Sunday Book Review …
(Continued from Nov. 15, 2011) Ben Bradlee, legendary Washington Post editor, dies at 93 See also a post of Jan. 20, 2011, and an earlier post on Twelfth Night,…
Two news items on art as a tool: Two Log24 posts related to the 3×3 grid, the underlying structure for China’s ancient Lo Shu “magic” square: Finally, leftist…
(Night at the Museum continues.) "Strategies for making or acquiring tools While the creation of new tools marked the route to developing the social sciences, the question remained:…
The online Harvard Crimson today: “ ‘I don’t like how they check your bags when you leave the library even though you have to swipe your student ID…
Why is a raven like a writing desk?