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Forum: Miscellaneous Math 2020-08-03, 12:54
Replies: 15
Views: 302
Posted By a1call
Let's make another go at this: For every...

Let's make another go at this:

For every Even number m^a*2^n for integers m, a & n where m is odd, there exists two distinct odd integer m^n-/+m^a, sooooo there are twice as many odd numbers as...
Forum: Miscellaneous Math 2020-08-03, 09:56
Replies: 15
Views: 302
Posted By a1call
I know you are kidding (countable infinities...

I know you are kidding (countable infinities having 1 to 1 relations and all) but I will bite.
For every Even number m.2^n for integers m & n where m is odd, there exists one distinct odd integer...
Forum: Miscellaneous Math 2020-08-03, 00:31
Replies: 46
Views: 2,224
Posted By a1call
This is a very old thread and the concept has...

This is a very old thread and the concept has evolved since the OP.
Your definition seems to relate to N-1 flavour with k=1.
The oeis sequence is the N+1 flavour. There are two primary...
Forum: Alberico Lepore 2020-08-02, 01:55
Replies: 22
Views: 1,492
Posted By a1call
I hope you were wearing a mustache when you wrote...

I hope you were wearing a mustache when you wrote that.:smile:
BTW Congrats.

https://youtu.be/hVTUUKCFzvU
Forum: Miscellaneous Math 2020-08-02, 01:28
Replies: 46
Views: 2,224
Posted By a1call
Won't be anytime soon. I am only hoping it will...

Won't be anytime soon. I am only hoping it will be in my lifetime.:smile:

I have to retool my setup for the next iteration. I intend to try a better sieving method so it will be some time before...
Forum: Miscellaneous Math 2020-08-01, 21:23
Replies: 46
Views: 2,224
Posted By a1call
The 19th term was added to A306601...

The 19th term was added to A306601 (https://oeis.org/A306601):smile:

P242682 is verified to be Prime deterministically by adding the previous iterations to the helper file.



\\\\Pari-GP code...
Forum: Science & Technology 2020-07-30, 01:48
Replies: 66
Views: 8,025
Posted By a1call
Very impressive. That gentleman is a...

Very impressive.
That gentleman is a master-(electronic, electromechanical, mechanical, CAD, Programming, welding, sheet-metal, mathematical, optics, image-recognition, robotics, ballistics)-expert...
Forum: Lounge 2020-07-29, 14:25
Replies: 24
Views: 606
Posted By a1call
Tangent but relevant: ...

Tangent but relevant:



https://www.cntraveler.com/story/barbadoss-new-visa-lets-you-work-there-remotely-for-a-year/amp

Too bad I can't take the heat.
Forum: PARI/GP 2020-07-29, 12:06
Replies: 12
Views: 339
Posted By a1call
As I was taught by Paul Underwood, To get log...

As I was taught by Paul Underwood,
To get log (x) in base n use
log(x)/log(n)
Pari-GP gives the natural log of the number otherwise known as ln(x) by the rest of the world.:smile:
Forum: Lounge 2020-07-27, 23:05
Replies: 13
Views: 274
Posted By a1call
A block chain comes close to insect communal...

A block chain comes close to insect communal processing but it still needs a central server:



https://en.wikipedia.org/wiki/Blockchain

Similar behavior can be observed in schools of fish as...
Forum: Lounge 2020-07-27, 21:34
Replies: 13
Views: 274
Posted By a1call
Ants form bridges of their bodies so that their...

Ants form bridges of their bodies so that their youngsters can cross over obstacles including streams of water. Sometimes the elders are washed away in the process.

...
Forum: Hardware 2020-07-25, 20:53
Replies: 16
Views: 399
Posted By a1call
A number of factors including wifi half duplex: ...

A number of factors including wifi half duplex:

https://www.quora.com/When-I-upload-something-will-my-download-speed-be-affected-by-this-and-be-slower
Forum: Forum Feedback 2020-07-25, 14:53
Replies: 4
Views: 217
Posted By a1call
Not an answer to your question and likely not...

Not an answer to your question and likely not what you are looking for, but just yesterday I found out that:
Windows 10 >> Settings >> Colors >> Dark-Mode
Exists which will turn all Windows...
Forum: Miscellaneous Math 2020-07-25, 02:06
Replies: 55
Views: 1,942
Posted By a1call
Turn out there is much more to it than...

Turn out there is much more to it than pronouncing it as "sh":

https://resources.allsetlearning.com/chinese/pronunciation/The_%22j%22_%22q%22_and_%22x%22_sounds

Can you smile when you pronounce...
Forum: chalsall 2020-07-18, 22:09
Replies: 35
Views: 602
Posted By a1call
Having multiple virtual desktops each potentially...

Having multiple virtual desktops each potentially with remote or virtual machines with virtual desktops of their own can be quite confusing to work with. What I find useful is to have different...
Forum: chalsall 2020-07-17, 21:11
Replies: 35
Views: 602
Posted By a1call
Good to see there are couple of other regulars...

Good to see there are couple of other regulars here who are over 25. I was starting to think it's time to start working on my obituary.:smile:
I will wait couple of more years.
Forum: chalsall 2020-07-17, 16:15
Replies: 35
Views: 602
Posted By a1call
This is the Big-Glass I learned (and dis-learned...

This is the Big-Glass I learned (and dis-learned long ago) FORTRAN on::smile:

https://images.app.goo.gl/oPCyJWhXRCG1k9pv6
Forum: chalsall 2020-07-17, 00:28
Replies: 35
Views: 602
Posted By a1call
I remember those. I never owned one but remember...

I remember those. I never owned one but remember my teacher shoving the telephone handset into one of them circa 1980 which would be pre-internet. I think I took a WAT5 (Programmed by University of...
Forum: chalsall 2020-07-15, 19:47
Replies: 35
Views: 602
Posted By a1call
It was called "Assembler" in my neck of the...

It was called "Assembler" in my neck of the woods::smile:



https://en.wikipedia.org/wiki/Assembly_language
Forum: chalsall 2020-07-15, 16:19
Replies: 35
Views: 602
Posted By a1call
That tells me you are probably a tad older than I...

That tells me you are probably a tad older than I am. I too recall 2k+ punch cards with Cobol one liners held together with elastics that inevitably would break shuffling the code.:smile: But I think...
Forum: chalsall 2020-07-15, 05:02
Replies: 35
Views: 602
Posted By a1call
Here is my setup on my laptop (right) with a...

Here is my setup on my laptop (right) with a monitor attached on left. The laptop screen serves as a Windows-Magnifying-Glass so I can lean back in comfort and see details on high resolution monitor...
Forum: Lounge 2020-07-14, 05:42
Replies: 24
Views: 606
Posted By a1call
This experiment proved that you could cross the...

This experiment proved that you could cross the Pacific ocean on primitive but ingeniously designed rafts:

https://en.m.wikipedia.org/wiki/Kon-Tiki_expedition

You could use their design...
Forum: Lounge 2020-07-13, 21:28
Replies: 24
Views: 606
Posted By a1call
It's not wise to disclose one's age on the net...

It's not wise to disclose one's age on the net and I do not like to lie, but let's just say that sometimes I fall asleep on the way to my bed from my living room and I don't live in a mansion or...
Forum: Lounge 2020-07-13, 05:25
Replies: 24
Views: 606
Posted By a1call
I think it is a common daydream to sail the seas...

I think it is a common daydream to sail the seas alone concentrating on projects in isolation between destinations all over the world. Tax savings is just the icing on the cake when you are in...
Forum: Lounge 2020-07-13, 01:50
Replies: 24
Views: 606
Posted By a1call
Nice links to fuel my daydreams further. Thank...

Nice links to fuel my daydreams further.
Thank you.:smile:
Showing results 1 to 25 of 1000

 
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