Log24

Saturday, February 1, 2025

A Symposium for Plato

Filed under: General — Tags: , — m759 @ 5:03 pm

From the previous post

"Presented by invitation at the Symposium for Combinatorial Mathematics,
sponsored by the Office of Naval Research…."

— and from a post last night:

Matrix Geometry: The Schläfli Double-Six

Filed under: General — Tags: , — m759 @ 3:05 pm

Schläfli double-six definition

Compare and contrast:

A larger, but in some sense simpler, illustration of the corresponding
double-six combinatorial configuration *

Schläfli double-six illustration by Steven H. Cullinane, 1 Feb. 2025

See also this method of illustration in the article "Configuration"
of the Encyclopedia of Mathematics.
 

* See Ryser, "Combinatorial Configurations,"
SIAM Journal on Applied Mathematics
Vol. 17, No. 3 (May, 1969), pp. 593-602 —

Tuesday, October 15, 2024

Monetizing Miss Minutes

Filed under: General — Tags: , , — m759 @ 3:09 am

Blackout courtesy of Hollywood DRM.

Related material from this journal on September 25, 2024 —

The Narnia Catechism:  Is it Time Variants or Time Variance ?

Wednesday, September 25, 2024

Spell Casting —
“Miss Minutes” for a Jesuit

Filed under: General — Tags: , , , — m759 @ 6:05 am

The Narnia Catechism:  Is it Time Variants or Time Variance ?

Welcome  to the Time Variance  Authority!

Vide, from the above Jesuit date, the post
"Catchphrases from the city of Angels."

Tuesday, September 24, 2024

Software Hardware

Filed under: General — Tags: , , , — m759 @ 11:43 am

The "Cara.app" name in the previous post suggests . . .

    Other "techniques d'avant garde" in 1985 —
 

85-03-26…  Visualizing GL(2, p)

85-04-05…  Group actions on partitions

85-04-05…  GL(2, 3) actions on a cube

85-04-28…  Generating the octad generator 

85-08-22…  Symmetry invariance under M12

85-11-17…  Groups related by a nontrivial identity

85-12-11…  Dynamic and algebraic compatibility of groups

Monday, January 16, 2023

“Working Backwards” … Continues

Filed under: General — Tags: , , — m759 @ 1:59 pm

See earlier instances of "working backwards" in this journal.

Alan Rickman as Metatron in "Dogma" —

Alan Rickman as Severus Snape at Hogwarts —

Defense Against the Dark Arts

Page three hundred and ninety-four —

See also today's previous post.

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