I'm curious about the frequency (and wavelength) relationship between the notes of the musical scale, but don't know the subject well enough to
write a coherent question. It would go something along the lines of "What sort of Lissajous curve would the following notes generate when applied,
in equal amplitude, to the input of a Lissajous curve generating device?"
Best wishes from a warm and sunny UK.
I'm curious about the frequency (and wavelength) relationship between the >notes of the musical scale,
From this page:lissajous/
https://www.physics.wisc.edu/ingersollmuseum/exhibits/waves/
Click on Lissajous Curve Plotter and select two notes (at upper right
and lower left) to see the resultant curve. Select one of three scale temperaments at center right.
Best wishes from a warm and sunny UK.
Weather is also good today here in Chiang Mai.
doesn't sound like a fundamental to me.
Does anyone else hear that?
Show of hands, please. How many of you view rec.puzzles in a
fixed-width font? IIRC back in the 20th century, this newsgroup
had an over-riding default to fixed-width (Courier) because many presentations relied on that.
- - - - - - - - ---- Synchronet 3.22a-Linux NewsLink 1.2
Music scales lead to interesting exercises in simple arithmetic.
Nothing new in this post, but it might be a starting point for those who've never thought about the arithmetic of music intervals.
In the following diagram white keys on the piano are shown as AAA, BBB, etc. Black keys are shown as ,,, or mmm. The keys C major and A minor use
only white keys, but for ease of comparison we look at the key of C minor where three black keys (ErO!, ArO! and BrO!) are used.
CCC ,,, DDD mmm EEE FFF ,,, GGG mmm AAA mmm BBB CCC
24 ... 27 28.8 30 32 ... 36 38.4 40 43.2 45 48
"3rd" "4th" "5th" "6th" "7th"
Starting with C = 24 arbitrarily, the other white keys are simple integers: Initially 24, 27, 30. The numbers need to be sort of logarithmic,
so the whole step difference increases from 3 to 4: 32, 36, 40.
(The step from 30 to 32 is just a half step: There's no black key in between.)
Finally, the difference is 5 (40, 45) with the final 45, 48 another half-step.
If you ever forget the simple rational numbers which define the Just Scale, the above explanation for (24, 27, 30, 32, 36, 40, 45, 48) should
obviate the need for Google. Unfortunately if you tune your piano
to produce the Just Scale for C Major, it won't be Just in any other key.
The black keys shown above for C Minor have ratios to C=24 that may look uninviting (28.8/24 "minor 3rd", 38.4/24 "minor 6th", 43.2/24 "minor 7th") but multiply throughout by 25/24 and get nice numbers: 6/5, 8/5, 9/5.
(In "principle." Your instrument is very unlikely to be tuned this way.
6/5, 14/9, 16/9 is another solution for the black keys in C minor.)
The scales evolved, and some cultures used quite different scales.
Etc., etc.
James
Show of hands, please. How many of you view rec.puzzles in a
fixed-width font?
Show of hands, please. How many of you view rec.puzzles in a
fixed-width font? IIRC back in the 20th century, this newsgroup had an over-riding default to fixed-width (Courier) because many presentations relied on that.
Show of hands, please. How many of you view rec.puzzles in a
fixed-width font? IIRC back in the 20th century, this newsgroup
had an over-riding default to fixed-width (Courier) because many >presentations relied on that.
As a fossil, I cannot think of any other way to do such stuff unless
there is no option. I prefer it in all my personal documents (my
thesis was done that way, on an electric typewriter, equations
and all).
Show of hands, please. How many of you view rec.puzzles in a
fixed-width font? IIRC back in the 20th century, this newsgroup
had an over-riding default to fixed-width (Courier) because many presentations relied on that.
The best a group can do is present recommended practices for users of
the group.
I'm working on a Python program in my leisure to typeset paragraphs
that way.
Example output:
y
An expression like x is called a power. You can imagine specific
I don't see how a newsgroup can have an "over-riding default" to any particular font. The choice of
font is made when displaying an article by each newsreader client.
ram@zedat.fu-berlin.de (Stefan Ram) posted:
I'm working on a Python program in my leisure to typeset paragraphs
that way.
...
Example output:
y
An expression like x is called a power. You can imagine specific
Speaking of Unicode and and sub- and super-scripts, why are there
not Unicode characters for these?
ram@zedat.fu-berlin.de (Stefan Ram) posted:
I'm working on a Python program in my leisure to typeset paragraphs
that way.
...
Example output:
y
An expression like x is called a power. You can imagine specific
Speaking of Thai script and Unicode, if I were angry at Stefania|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+- a+aa+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+| a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ua+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ua+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ua+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+ia+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+|a+u
I might attack his post with above-vowels! Let's see if it works:
a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia+-a+-a|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|ia|
Speaking of Thai script and Unicode, if I were angry at Stefan
I might attack his post with above-vowels! Let's see if it works:
y
An expression like x is called a power. You can imagine specific
Show of hands, please. How many of you view rec.puzzles in a
fixed-width font? IIRC back in the 20th century, this newsgroup
had an over-riding default to fixed-width (Courier) because many presentations relied on that.
James Dow Allen <user4353@newsgrouper.org.invalid> writes:
Show of hands, please. How many of you view rec.puzzles in a
fixed-width font? IIRC back in the 20th century, this newsgroup
had an over-riding default to fixed-width (Courier) because many presentations relied on that.
Never anything but. Through familiarity, some of my favourite fonts
are fixed-width ones, so anything else would now uglify usenet for
me. Lose-lose.
Phil
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