Category: General Page 96 of 783

Pageant

Also from 2010, in this journal: The Worst Christmas Pageant Ever.

Sermon by Harrison Ford

Vide

“The relevance of a geometric theorem is determined by what the theorem tells us about space, and not by the eventual difficulty of the proof.” — Gian-Carlo Rota discussing the…

ART WARS: Fundamentals of Design

Thanks to the Museum of Modern Art for pointing out a new emphasis on design  in U.S. Army Field Manual 5-0. MoMA supplies a link to an article from May…

Twisty Quaternion Symmetry

The previous post told how user58512 at math.stackexchange.com sought in 2013 a geometric representation of Q8 , the quaternion group. He ended up displaying an illustration that very possibly was drawn,…

Monkey Business

The title refers to a Scientific American weblog item discussed here on May 31, 2014: Some closely related material appeared here on Dec. 30, 2011: A version of the…

Robert Steinberg, 1922-2014

Galois matrices, the subject of the previous post, are of course not new. See, for instance, Steinberg in 1951: The American Mathematical Society reports that Steinberg died on…

Galois Matrices

The webpage Galois.us, on Galois matrices , has been created as a starting point for remarks on the algebra  (as opposed to the geometry) underlying the rings of matrices mentioned in…

Black Key

The title was suggested by a post on The Piano and by the dimensions of an image in this morning’s previous post:  404 x 211 pixels, suggesting 4/04,…

From a Soundtrack:

Jungle music suggested by yesterday’s Black Widow Club post, by the midnight post that followed, and by a May 24 death: