Log24

Wednesday, April 9, 2025

“Where the Joints Are”

Filed under: General — Tags: — m759 @ 3:05 am

The title is that of a Log24 post on September 16, 2015.

See as well "strip joints" in this journal.

Faustian Mathematics

Filed under: General — Tags: — m759 @ 1:31 am

For more about Faustian offers, see other Royal Holloway posts .

Thursday, March 27, 2025

Review

Filed under: General — Tags: , , — m759 @ 5:16 pm

A review of posts tagged Design Theory yields . . .

"… at the core of reality lies a deep and eternal demonium."

— Alicia in the Cormac McCarthy novel  Stella Maris.

Vide  "CORE" as a starting point for mathematics from
Royal Holloway

Friday, March 21, 2025

Spring Reading and Viewing

Filed under: General — Tags: , — m759 @ 2:14 pm

Reading:

The March 18 New York Times  obituary of a master gardener
who reportedly died on January 16, 2025.

This  journal on January 16, 2025 — "Faustus Revisited."

Viewing:

Master Gardener, a 2022 crime thriller film.

Note that the January 16 link target in this  journal is related to the
2022 crime thriller by Royal Holloway and by a notable starlet
who appeared in both Master Gardener and the recent Apple TV
series  Prime Target.

Thursday, March 20, 2025

Harmonielehre  for Royal Holloway*

Filed under: General — Tags: , — m759 @ 12:46 am

The Instagram date Nov. 3, 2021, in the previous post
suggests a check of this  journal on that date . . .

* Harmonielehre  is a book by Schoenberg.  For Royal Holloway,
see the post Prime Notes of Monday, March 17, 2025.

Monday, March 17, 2025

Prime Notes

Filed under: General — Tags: , , — m759 @ 3:29 am

Update of 3:45 PM EDT March 17 —

Vide   http://m759.net/wordpress/?s=Schoenberg.

Wednesday, March 5, 2025

Apple TV’s Politically Correct Mathematical Narrative:
Ed Brooks Meets Ed Wood

Filed under: General — Tags: , , , — m759 @ 11:53 pm

An alternative narrative:

Plan 9 Continues  (Log24, Dec. 11, 2024).

Thursday, January 16, 2025

Faustus Revisited

Filed under: General — Tags: , — m759 @ 2:14 pm

Related reading —

See as well Faustus in this  journal.

Friday, July 7, 2023

CORE

Filed under: General — Tags: , — m759 @ 2:10 pm

The "CORE" reference in the previous post yields, via a search . . .

Within this thesis there are 19 references to the name "Cullinane"
and to my own work, cited as . . .

Cullinane, Steven H., ‘The Diamond Theorem’ (1979)
<http://diamondtheorem.com>
[accessed 6 May 2019]

––– ‘Geometry of the I Ching’ (1989)
<http://finitegeometry.org/sc/64/iching.html
[accessed 6 May 2019].

Thursday, March 24, 2011

The Call

Filed under: General — Tags: — m759 @ 3:00 pm

"When Death tells a story,
you really have to listen."
Cover, The Book Thief

An image from a post linked to in Tuesday's Koan for Larsson

The image “http://www.log24.com/log/pix06A/060916-Art.jpg” cannot be displayed, because it contains errors.

An image from today's New York Times  obituaries—

http://www.log24.com/log/pix11/110324-NYTobits.gif

Wikipedia  on singer Loleatta Holloway, who died Monday—

[Her] "Like a Prayer," a Madonna cover, was a track on the Madonna tribute album Virgin Voices.

New York Times  on actress Helen Stenborg, who died Tuesday—

A Minnesotan of Swedish descent, she naturally brought to all her roles the kind of reserve that reflected her upbringing.

http://www.log24.com/log/pix11/110324-ButterfieldCall.jpg

Tuesday, September 8, 2009

Tuesday September 8, 2009

Filed under: General,Geometry — Tags: , , , , — m759 @ 12:25 pm

Froebel's   
Magic Box  
 

Box containing Froebel's Third Gift-- The Eightfold Cube
 
 Continued from Dec. 7, 2008,
and from yesterday.

 

Non-Euclidean
Blocks


Passages from a classic story:

… he took from his pocket a gadget he had found in the box, and began to unfold it. The result resembled a tesseract, strung with beads….

Tesseract
 Tesseract

 

"Your mind has been conditioned to Euclid," Holloway said. "So this– thing– bores us, and seems pointless. But a child knows nothing of Euclid. A different sort of geometry from ours wouldn't impress him as being illogical. He believes what he sees."

"Are you trying to tell me that this gadget's got a fourth dimensional extension?" Paradine demanded.
 
"Not visually, anyway," Holloway denied. "All I say is that our minds, conditioned to Euclid, can see nothing in this but an illogical tangle of wires. But a child– especially a baby– might see more. Not at first. It'd be a puzzle, of course. Only a child wouldn't be handicapped by too many preconceived ideas."

"Hardening of the thought-arteries," Jane interjected.

Paradine was not convinced. "Then a baby could work calculus better than Einstein? No, I don't mean that. I can see your point, more or less clearly. Only–"

"Well, look. Let's suppose there are two kinds of geometry– we'll limit it, for the sake of the example. Our kind, Euclidean, and another, which we'll call x. X hasn't much relationship to Euclid. It's based on different theorems. Two and two needn't equal four in it; they could equal y, or they might not even equal. A baby's mind is not yet conditioned, except by certain questionable factors of heredity and environment. Start the infant on Euclid–"

"Poor kid," Jane said.

Holloway shot her a quick glance. "The basis of Euclid. Alphabet blocks. Math, geometry, algebra– they come much later. We're familiar with that development. On the other hand, start the baby with the basic principles of our x logic–"

"Blocks? What kind?"

Holloway looked at the abacus. "It wouldn't make much sense to us. But we've been conditioned to Euclid."

— "Mimsy Were the Borogoves," Lewis Padgett, 1943


Padgett (pseudonym of a husband-and-wife writing team) says that alphabet blocks are the intuitive "basis of Euclid." Au contraire; they are the basis of Gutenberg.

For the intuitive basis of one type of non-Euclidean* geometry– finite geometry over the two-element Galois field– see the work of…


Friedrich Froebel
 (1782-1852), who
 invented kindergarten.

His "third gift" —

Froebel's Third Gift-- The Eightfold Cube
© 2005 The Institute for Figuring
 
Photo by Norman Brosterman
fom the Inventing Kindergarten
exhibit at The Institute for Figuring

Go figure.

* i.e., other than Euclidean

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