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For Dorothy Maharam Stone, mathematician, who reportedly died on Sept. 27, 2014 (Gwyneth Paltrow’s birthday): “When I die…. I want it to be Hollywood all the way. I don’t want…
The title is from a Log24 post, "Diabolically Complex Riddle," of Sept. 27, 2014. (See also a search for "Diabolic" in this journal, which yields an application to…
My own contribution to an event of the Mathematical Association of America: Rick’s Tricky Six and The Judas Seat. The Polster tetrahedral model of a finite geometry appears, notably,…
Parallelograms and the structure of the 3×3 array — Click to enlarge: A different approach to parallelograms and arrays — Click for original post:
For those who prefer drama to mathematics: See also Magic + Flute in this journal.
(Continued from Nov. 16, 2013.) The 48 actions of GL(2,3) on a 3×3 array include the 8-element quaternion group as a subgroup. This was illustrated in a Log24 post,…
From the online Encyclopaedia Britannica: Piero della Francesca, original name Piero di Benedetto dei Franceschi (born c. 1416/17, Sansepolcro, Republic of Florence [Italy]— died Oct. 12, 1492, Sansepolcro), painter whose serene, disciplined exploration…
(For Columbus Day.) See Con Vocation.
Dialogue from “Django Unchained” — “What’s a bounty?” “It’s like a reward.” Today’s noon post links to posts on Tony Scott that in turn lead to… A post from June…
This post is a sequel to Pythagorean Selfie (Sept. 30, 2014) and October Nine: Lyche at Bodø. Today’s Instagram photos from Josefine Lyche, still at Bodø: The figure at…