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Search: Posts Made By: WhatRoughBeast
Forum: Science, Mathematics, Medicine, and Technology 11th December 2022, 02:49 PM
Replies: 401
Views: 36,196
Posted By WhatRoughBeast
Sigh. Dropped a zero. However, it's clear...

Sigh. Dropped a zero.

However, it's clear that 90 * 60 * 60 is the number of arcseconds in pi/2. Which I don't see anywhere in his "equations", but it suggests that he thinks it comes from...
Forum: Science, Mathematics, Medicine, and Technology 11th December 2022, 02:40 PM
Replies: 401
Views: 36,196
Posted By WhatRoughBeast
Aargh.

Aargh.
Forum: Science, Mathematics, Medicine, and Technology 10th December 2022, 09:36 PM
Replies: 401
Views: 36,196
Posted By WhatRoughBeast
It's worse than that. (90 * 60 * 60) / (7e8...

It's worse than that.

(90 * 60 * 60) / (7e8 * 2954) = 13.7, not 1.37.

He does seem to have a lot of trouble using a keyboard.

Although I agree that whatever the units are, they are not...
Forum: Science, Mathematics, Medicine, and Technology 22nd August 2022, 02:58 PM
Replies: 95
Views: 5,560
Posted By WhatRoughBeast
You need to read more SF. There are a number of...

You need to read more SF. There are a number of ways around this.

1 - "If there were, each visit would change the whole world in the long run."

So what? The timeline is in continual flux. Deal...
Forum: Science, Mathematics, Medicine, and Technology 28th July 2022, 02:17 PM
Replies: 30
Views: 1,874
Posted By WhatRoughBeast
Tidal/wave energy sucks. It is diffuse, in...

Tidal/wave energy sucks.

It is diffuse, in that there isn't a whole lot of energy available in a given area. There's a lot of energy available, but you need enormous structures to harvest it....
Forum: Science, Mathematics, Medicine, and Technology 19th June 2022, 06:04 AM
Replies: 1,390
Views: 235,020
Posted By WhatRoughBeast
Michael, you have it determinedly and entirely...

Michael, you have it determinedly and entirely backwards.

You have been wrong all along. You started out wrong (for the purposes of this thread) in 2017, when you predicted



This in support...
Forum: Science, Mathematics, Medicine, and Technology 13th June 2022, 02:31 PM
Replies: 94
Views: 3,409
Posted By WhatRoughBeast
Right. Now I really need a source.

Right. Now I really need a source.
Forum: Science, Mathematics, Medicine, and Technology 10th June 2022, 06:35 AM
Replies: 94
Views: 3,409
Posted By WhatRoughBeast
I was around for the M14/M16 switchover, and some...

I was around for the M14/M16 switchover, and some of the issues you mention are, shall we say, even more so.

With the MK14, the basic load was 140 rounds - 7 magazines, one in the weapon and six...
Forum: Science, Mathematics, Medicine, and Technology 10th June 2022, 05:26 AM
Replies: 154
Views: 6,355
Posted By WhatRoughBeast
Your link provides a decent first-cut at the...

Your link provides a decent first-cut at the subject, but even that gets distorted.

Your head accounts for about 7% of total surface area. If you are naked, you lose about 7% of your total heat...
Forum: Science, Mathematics, Medicine, and Technology 6th June 2022, 07:18 AM
Replies: 94
Views: 3,409
Posted By WhatRoughBeast
And I'm going to need a pretty good source on...

And I'm going to need a pretty good source on that one. The "No cleaning required" bit seems to have been based on the idea that with direct impingement and a large free volume insdie the receiver,...
Forum: Science, Mathematics, Medicine, and Technology 13th May 2022, 04:22 AM
Replies: 3,064
Views: 256,808
Posted By WhatRoughBeast
Important question: have you been tested for...

Important question: have you been tested for antibodies? Right from the start it was recognized that the large majority of COVID infections are asymptomatic. This is what makes it spread so well -...
Forum: Science, Mathematics, Medicine, and Technology 21st March 2022, 07:54 PM
Replies: 33
Views: 1,217
Posted By WhatRoughBeast
Any Mach 10 missile with a 2000 km range has to...

Any Mach 10 missile with a 2000 km range has to fly at maximun altitude. In the case of the Kinzhal, this would appear to be around 20 km. Aerodynamic heating AND the effect of drag on range both...
Forum: Science, Mathematics, Medicine, and Technology 21st March 2022, 07:43 PM
Replies: 251
Views: 16,002
Posted By WhatRoughBeast
No, it's basic vocabulary. Which means you have...

No, it's basic vocabulary. Which means you have compounded the error by demonstrating that not only do you not know the difference between quantify and quantize, you don't know the difference between...
Forum: Science, Mathematics, Medicine, and Technology 13th March 2022, 11:16 AM
Replies: 59
Views: 3,360
Posted By WhatRoughBeast
Just to complicate things (in favor of the film),...

Just to complicate things (in favor of the film), the energy numbers for uranium are derived from "normal" reactor usage. It's entirely possible that one of the invisible assumptions of the film was...
Forum: Science, Mathematics, Medicine, and Technology 13th March 2022, 11:08 AM
Replies: 75
Views: 5,587
Posted By WhatRoughBeast
It's always useful to go to the source. The...

It's always useful to go to the source. The original article (https://arxiv.org/pdf/2201.00244.pdf) is quite upfront:



That is, as the saying goes, a mouthful. That's a 10-meter optical system...
Forum: Science, Mathematics, Medicine, and Technology 21st February 2022, 10:56 AM
Replies: 13
Views: 1,838
Posted By WhatRoughBeast
Which, of course, used to be called stewardesses,...

Which, of course, used to be called stewardesses, as a feminine diminutive of "steward", a position on passenger ships.

It would have been interesting if, instead of connecting with ships, the...
Forum: Science, Mathematics, Medicine, and Technology 9th February 2022, 09:27 AM
Replies: 92
Views: 4,149
Posted By WhatRoughBeast
Well, no. x^(a + b) = (x^a) * (x^b), so Z^(0+0) =...

Well, no. x^(a + b) = (x^a) * (x^b), so Z^(0+0) = Z^0 * Z^0 = 1 * 1 = 1.
Forum: Science, Mathematics, Medicine, and Technology 30th January 2022, 08:03 PM
Replies: 92
Views: 4,149
Posted By WhatRoughBeast
Done and done. Dealing with divide-by-zero...

Done and done. Dealing with divide-by-zero situations is a fairly basic part of complex analysis. The term is "pole".
Forum: Science, Mathematics, Medicine, and Technology 28th January 2022, 06:17 PM
Replies: 394
Views: 20,560
Posted By WhatRoughBeast
Back in message #31, Phillipe provided a link to...

Back in message #31, Phillipe provided a link to his theory.

I don't often see a link to a forum which lists the author as "Suspended" as a good way to introduce his theory, but let's let that...
Forum: Science, Mathematics, Medicine, and Technology 13th January 2022, 03:08 PM
Replies: 46
Views: 2,755
Posted By WhatRoughBeast
Of course, being a quadriplegic can have...

Of course, being a quadriplegic can have drawbacks. As was pointed out in 1961.
https://www.youtube.com/watch?v=PkWgu1XHLHE
Forum: Science, Mathematics, Medicine, and Technology 7th January 2022, 10:37 AM
Replies: 318
Views: 20,709
Posted By WhatRoughBeast
Actually, it is practical thinking. The RS-25,...

Actually, it is practical thinking. The RS-25, whatever you want to say about the Shuttle, has been reliable. All the development costs are paid for. Practicality says it's good enough, so use it.
...
Forum: Science, Mathematics, Medicine, and Technology 28th December 2021, 12:24 PM
Replies: 84
Views: 6,739
Posted By WhatRoughBeast
You can find the original (in Dutch) here...

You can find the original (in Dutch) here https://www.rivm.nl/bibliotheek/rapporten/2021-0239.pdf

One manufacturer produced products with elevated actinium/radium levels, and the rest have...
Forum: Science, Mathematics, Medicine, and Technology 28th December 2021, 11:48 AM
Replies: 16
Views: 1,378
Posted By WhatRoughBeast
Transcendental, really. But Christmas has always...

Transcendental, really. But Christmas has always been special.
Forum: Science, Mathematics, Medicine, and Technology 3rd December 2021, 03:51 PM
Replies: 36
Views: 3,273
Posted By WhatRoughBeast
Rather a long step, actually. I haven't been able...

Rather a long step, actually. I haven't been able to find the weight of the cell discussed in the video, but let's say it's a pound. Then the specific energy is about 16 kJ/kg.

Specific energy of...
Forum: Science, Mathematics, Medicine, and Technology 21st November 2021, 01:38 PM
Replies: 18
Views: 1,976
Posted By WhatRoughBeast
To get back to the original question, this is a...

To get back to the original question, this is a great example of a perfectly feasible idea which is being puffed out of all proportion.

If you go to the link and look at the "Technology" page, you...
Forum: Science, Mathematics, Medicine, and Technology 30th August 2021, 08:10 AM
Replies: 94
Views: 4,561
Posted By WhatRoughBeast
Heck, I have dialogues where I lose the argument.

Heck, I have dialogues where I lose the argument.
Forum: Science, Mathematics, Medicine, and Technology 27th August 2021, 01:04 PM
Replies: 215
Views: 20,932
Posted By WhatRoughBeast
Obligatory xkcd link (https://xkcd.com/1217/)

Obligatory xkcd link (https://xkcd.com/1217/)
Forum: Science, Mathematics, Medicine, and Technology 14th August 2021, 03:35 PM
Replies: 77
Views: 5,259
Posted By WhatRoughBeast
Well, no. By Heisenberg's Uncertainty Principle...

Well, no. By Heisenberg's Uncertainty Principle you can know your velocity to a very high precision, but that's not the same thing at all.
Forum: Science, Mathematics, Medicine, and Technology 14th August 2021, 05:59 AM
Replies: 77
Views: 5,259
Posted By WhatRoughBeast
Qualitatively, maybe. Probably not...

Qualitatively, maybe. Probably not quantitatively, but frankly I don't care enough to do the work to determine one way or another.

The trick is to reexamine the assumptions which popped into my...
Forum: Science, Mathematics, Medicine, and Technology 12th August 2021, 08:04 AM
Replies: 77
Views: 5,259
Posted By WhatRoughBeast
Ah. Sorry. I meant the 4 other boxes. Obviously...

Ah. Sorry. I meant the 4 other boxes. Obviously they are moving with respect to the "question box". But presumably the question assumes that those 4 are stationary in the water.
Forum: Science, Mathematics, Medicine, and Technology 11th August 2021, 08:31 PM
Replies: 77
Views: 5,259
Posted By WhatRoughBeast
You are right, but not in the sense you mean....

You are right, but not in the sense you mean. Since all motion is relative, and you can only measure the motion with respect to the boxes, you can only determine the motion relative to the boxes....
Forum: Science, Mathematics, Medicine, and Technology 9th August 2021, 01:12 PM
Replies: 234
Views: 18,273
Posted By WhatRoughBeast
I beg you, don't go there. You are now...

I beg you, don't go there.

You are now talking about qualia (https://en.wikipedia.org/wiki/Qualia), we are deep in Philosophy territory.
Forum: Science, Mathematics, Medicine, and Technology 8th August 2021, 09:46 PM
Replies: 234
Views: 18,273
Posted By WhatRoughBeast
When I was quite young, our family would take a...

When I was quite young, our family would take a couple of weeks to visit my aunt and uncle in Nova Scotia. This was quite a drive in those days, and I got carsick.

Mother Sills' Seasick Pills were...
Forum: Science, Mathematics, Medicine, and Technology 5th August 2021, 07:09 AM
Replies: 286
Views: 14,064
Posted By WhatRoughBeast
Hans - Going back to message #99, you very...

Hans -

Going back to message #99, you very clearly get something wrong.

[quote] You put hotels and whatnot at that level, that's going to be very top heavy. Which would need some serious weight...
Forum: Science, Mathematics, Medicine, and Technology 31st July 2021, 05:36 PM
Replies: 14
Views: 993
Posted By WhatRoughBeast
Again, missing the point - and working very hard...

Again, missing the point - and working very hard at it, too.

Of course it's irrational. Miracle/supernatural is at the heart of religion (or at least the Jewish/Christian/Muslim/Hindu versions)....
Forum: Science, Mathematics, Medicine, and Technology 31st July 2021, 01:33 PM
Replies: 14
Views: 993
Posted By WhatRoughBeast
And you would miss the point, quite...

And you would miss the point, quite spectacularly.

Any such splitting of the moon would be a miracle, and as such not subject to mundane rules.

That's not to say I think it happened, only that...
Forum: Science, Mathematics, Medicine, and Technology 24th July 2021, 07:04 PM
Replies: 8
Views: 939
Posted By WhatRoughBeast
I, for one, welcome our new AI overlords.

I, for one, welcome our new AI overlords.
Forum: Science, Mathematics, Medicine, and Technology 24th July 2021, 06:59 PM
Replies: 99
Views: 7,505
Posted By WhatRoughBeast
So, what do you think "most" means? Why, exactly,...

So, what do you think "most" means? Why, exactly, do you think it is overused?

This may come as a shock to you, but the medical profession keeps a very sharp eye out for success and failure...
Forum: Science, Mathematics, Medicine, and Technology 14th June 2021, 01:05 PM
Replies: 158
Views: 9,907
Posted By WhatRoughBeast
You are programmed to ignore glitches. Think of...

You are programmed to ignore glitches. Think of it as a metacognitive nonlinear filter.

Alternatively. accepting the idea of simulator software bugs would go a long way toward explaining UFOs,...
Forum: Science, Mathematics, Medicine, and Technology 9th June 2021, 11:06 AM
Replies: 20
Views: 1,355
Posted By WhatRoughBeast
All of that is true, but not necessarily as...

All of that is true, but not necessarily as dominant as you seem to think

There's a question which your first sentences rather glossed over: pandemics will occur again - but how often? The last...
Forum: Science, Mathematics, Medicine, and Technology 17th May 2021, 02:35 PM
Replies: 20
Views: 2,731
Posted By WhatRoughBeast
If you don't have advanced technology, we can't...

If you don't have advanced technology, we can't be bothered.
Forum: Science, Mathematics, Medicine, and Technology 22nd April 2021, 03:44 PM
Replies: 140
Views: 9,000
Posted By WhatRoughBeast
Then again, we're not a patch on blue-green...

Then again, we're not a patch on blue-green algae. Those bastards completely destroyed (and I'm not talking figuratively the way Dude111 is) every ecosystem on earth with their unremitting emission...
Forum: Science, Mathematics, Medicine, and Technology 14th April 2021, 09:03 AM
Replies: 52
Views: 11,339
Posted By WhatRoughBeast
Shrug. I'm a retired engineer, so the failure of...

Shrug. I'm a retired engineer, so the failure of IEC to perform the most obvious, hard-to-dispute demonstration of its product defines my opinion of them.

They claim to have flywheel assembly...
Forum: Science, Mathematics, Medicine, and Technology 28th March 2021, 09:13 AM
Replies: 3,524
Views: 126,665
Posted By WhatRoughBeast
Well, no. Or at least not universally. When...

Well, no. Or at least not universally.

When measuring a redshifted spectrum, a given spectral feature will be redshifted by a specific amount, such as ~4 nm for the H and K lines in the largest...
Forum: Science, Mathematics, Medicine, and Technology 27th March 2021, 10:07 AM
Replies: 3,524
Views: 126,665
Posted By WhatRoughBeast
No, Mike. When a time is "undefined", it...

No, Mike.

When a time is "undefined", it means that you cannot assign any number to it.

As an analogy, in the sense you're talking about, infinity is an undefined number. You cannot assign a...
Forum: Science, Mathematics, Medicine, and Technology 10th March 2021, 09:05 PM
Replies: 48
Views: 2,981
Posted By WhatRoughBeast
Not even in principle, since "the vacuum of...

Not even in principle, since "the vacuum of space" is not a perfect vacuum, and eventually air resistance will slow the rotation.

And yes, it will take a while. But the ultimate outcome is not in...
Forum: Science, Mathematics, Medicine, and Technology 9th March 2021, 02:11 PM
Replies: 166
Views: 15,502
Posted By WhatRoughBeast
True enough, sort of. But traditionally "race" is...

True enough, sort of. But traditionally "race" is reserved for a fairly large population which is identifiably different from another population of the same species. Talking about "each individual"...
Forum: Science, Mathematics, Medicine, and Technology 8th March 2021, 10:39 AM
Replies: 166
Views: 15,502
Posted By WhatRoughBeast
Wow, that is so stupidly wrong.[/QUOTE] ...

Wow, that is so stupidly wrong.[/QUOTE]

Actually, it's rather intelligently wrong.

The development of a readily-identifiable population within a species (a "race") must be accompanied by a...
Forum: Science, Mathematics, Medicine, and Technology 2nd March 2021, 03:42 PM
Replies: 62
Views: 2,794
Posted By WhatRoughBeast
It's only a tautology if only poppies possess a...

It's only a tautology if only poppies possess a Somnolent Nature.

If there exists a class of objects which possess a Somnolent Nature, then it can be asserted (and makes sense, although it's not...
Forum: Science, Mathematics, Medicine, and Technology 13th February 2021, 07:28 PM
Replies: 286
Views: 14,064
Posted By WhatRoughBeast
Sure they can. From the original link: ...

Sure they can. From the original link:



20 square meters is 200 square feet, about 1/3 the size of a mobile home. Using a rough number for mortgage payments of 1% per month, that's an effective...
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