Category: Geometry Page 8 of 168
Wednesday, March 13, 2013 Blackboard Jungle Filed under: Uncategorized — m759 @ 8:00 AM From a review in the April 2013 issue of Notices of the American Mathematical Society— "The author clearly is passionate…
From a NY Times obituary for an Arkansas poet, Miller Williams, who reportedly died at 84 on New Year's Day — The title of Lucinda Williams’s most recent album, "Down Where the…
The title refers to a set of fifteen Göpel tetrads that form the lines of a Cremona-Richmond configuration . "Spiel ist nicht Spielerei. Es hat hohen Ernst und tiefe Bedeutung."…
An image that led off the year-end review yesterday in the weblog of British combinatorialist Peter J. Cameron: See also this weblog's post final post of 2014, with a rectangular array illustrating the six…
Recent posts tagged Sagan Dodecahedron mention an association between that Platonic solid and the 5×5 grid. That grid, when extended by the six points on a "line at infinity,"…
The Blacklist “Pilot” Review "There is an element of camp to this series though. Spader is quite gleefully channeling Anthony Hopkins, complete with being a well educated, elegant…
The Ball-Weiner date above, 5 September 2011, suggests a review of this journal on that date — "Think of a DO NOT ENTER pictogram, a circle with a…
(Five by Five continued) As the 3×3 grid underlies the order-3 finite projective plane, whose 13 points may be modeled by the 13 symmetry axes of the cube, so the 5×5…
"In digital circuit theory, combinational logic (sometimes also referred to as time-independent logic) is a type of digital logic which is implemented by Boolean circuits, where the output is a pure function of the present input…
From "Guardians of the Galaxy" — "Then the Universe exploded into existence…" For those who prefer a more traditional approach : See also Symplectic Structure and Stevens's Rock.