Log24

Friday, September 6, 2024

Tikkun for Augustine

Filed under: General — Tags: — m759 @ 5:31 pm

Excerpt from a post, now private, on Augustine's Day 2024 . . .

"Every city has its gates, which need not be of stone. Nor need soldiers be upon them or watchers before them. At first, when cities were jewels in a dark and mysterious world, they tended to be round and they had protective walls. To enter, one had to pass through gates, the reward for which was shelter from the overwhelming forests and seas, the merciless and taxing expanse of greens, whites, and blues–wild and free–that stopped at the city walls.

In time the ramparts became higher and the gates more massive, until they simply disappeared and were replaced by barriers, subtler than stone, that girded every city like a crown and held in its spirit."

 Mark Helprin, Winter's Tale

A rather different religious quote from this journal three days later

"kalosmi lokaksaya krt pravrddho"

Saturday, August 31, 2024

Script Idea for Harlan Kane:
The Timeless Meets Time

Filed under: General — Tags: , , — m759 @ 2:44 pm

"kalosmi lokaksaya krt pravrddho"

Also on July 13, 2023 . . .

From the Publications webpage of Dan Gordon

Math Databases on the Cheap,
lightning talk at LuCaNT, July 2023.

Background from 2022 —

Gordon's informative webpage on mathematical repositories:
https://ljcr.dmgordon.org/cwm/jupyter_book/math_repos.html.

Not so cheap

See also ICERM in this  journal on November 14, 2012.

Friday, January 12, 2024

Monday, January 1, 2024

Thursday, July 13, 2023

Generative Preformed* Transformers

Filed under: General — Tags: , — m759 @ 1:44 am

"Before time began . . ." — Optimus Prime

Structures from pure mathematics, by Plato and R. T. Curtis  —

Counting symmetries with the orbit-stabilizer theorem

* See other "Preform" posts in this journal.

Sunday, January 22, 2023

Preform

Filed under: General — Tags: , , — m759 @ 11:33 pm

Sometimes  the word "preform"  is not  a misspelling.

"there are present in every psyche forms which are unconscious
but nonetheless active — living dispositions, ideas in the Platonic sense,
that preform and continually influence our thoughts and feelings and actions."

The Source:  Jung on a facultas praeformandi  . . .

Illustration —

"A primordial image . . . .
the axial system of a crystal"

For those who prefer a  Jewish  approach to these matters —

(Post last updated at about 2:10 PM ET on Jan. 23, 2023.)

“Preform an affine transformation”

Filed under: General — Tags: , — m759 @ 4:42 pm

"Before time began, there was the Cube." — Transformers  (2007)

Related literature:

Sunday, May 22, 2016

Sunday School

Filed under: General,Geometry — Tags: — m759 @ 9:00 am

From 'The Politics of Experience,' by R.D. Laing

A less metaphysical approach to a "pre-form" —

From Wallace Stevens, "The Man with the Blue Guitar":

IX

And the color, the overcast blue
Of the air, in which the blue guitar
Is a form, described but difficult,
And I am merely a shadow hunched
Above the arrowy, still strings,
The maker of a thing yet to be made . . . .

"Arrowy, still strings" from the diamond theorem

See also "preforming" and the blue guitar
in a post of May 19, 2010.

Update of 7:11 PM ET:
More generally, see posts tagged May 19 Gestalt.

Wednesday, August 26, 2015

“The Quality Without a Name”

Filed under: General,Geometry — Tags: , , , — m759 @ 8:00 am

The title phrase, paraphrased without quotes in
the previous post, is from Christopher Alexander's book
The Timeless Way of Building  (Oxford University Press, 1979).

A quote from the publisher:

"Now, at last, there is a coherent theory
which describes in modern terms
an architecture as ancient as
human society itself."

Three paragraphs from the book (pp. xiii-xiv):

19. Within this process, every individual act
of building is a process in which space gets
differentiated. It is not a process of addition,
in which preformed parts are combined to
create a whole, but a process of unfolding,
like the evolution of an embryo, in which
the whole precedes the parts, and actualy
gives birth to then, by splitting.

20. The process of unfolding goes step by step,
one pattern at a time. Each step brings just one
pattern to life; and the intensity of the result
depends on the intensity of each one of these
individual steps.

21. From a sequence of these individual patterns,
whole buildings with the character of nature
will form themselves within your thoughts,
as easily as sentences.

Compare to, and contrast with, these illustrations of "Boolean space":

(See also similar illustrations from Berkeley and Purdue.)

Detail of the above image —

Note the "unfolding," as Christopher Alexander would have it.

These "Boolean" spaces of 1, 2, 4, 8, and 16 points
are also Galois  spaces.  See the diamond theorem —

Wednesday, May 19, 2010

Preforming

Filed under: General — Tags: , , , — m759 @ 11:00 am

Photo caption in NY Times  today— a pianist "preforming" in 1967. (See today's previous post.)

The pianist's life story seems in part to echo that of Juliette Binoche in the film "Bleu." Binoche appeared in this journal yesterday, before I had seen the pianist in today's Times  obituaries. The Binoche appearance was related to the blue diamond in the film "Duelle " (Tuesday morning's post) and the saying of Heraclitus "immortals mortal, mortals immortal" (Tuesday afternoon's post).

This somewhat uncanny echo brings to mind Nabokov

Life Everlasting—based on a misprint!
I mused as I drove homeward: take the hint,
And stop investigating my abyss?
But all at once it dawned on me that this
Was the real point, the contrapuntal theme;
Just this: not text, but texture; not the dream
But topsy-turvical coincidence,
Not flimsy nonsense, but a web of sense.

Whether sense or nonsense, the following quotation seems relevant—

"Archetypes function as living dispositions, ideas in the Platonic sense, that preform and continually influence our thoughts and feelings and actions." –C.G. Jung in Four Archetypes: Mother, Rebirth, Spirit, Trickster, the section titled "On the Concept of the Archetype."

That section is notable for its likening of Jungian archetypes to Platonic ideas and to axial systems of crystals. See also "Cubist Tune," March 18 —

 

Blue tesseract cover<br /><br />
art, blue crystals in 'Bleu,' lines from 'Blue Guitar'

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