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Search: Posts Made By: xilman
Forum: storm5510 2021-04-23, 16:24
Replies: 7
Views: 193
Posted By xilman
Good for your boss, and for you! That is...

Good for your boss, and for you!

That is possibly the most important role for a Devil's Advocate.
Forum: storm5510 2021-04-23, 10:39
Replies: 7
Views: 193
Posted By xilman
Religious arguments can be great fun as long as...

Religious arguments can be great fun as long as no-one takes it personally.

Something I learned many years ago: take note of your opponents' arguments. Next time someone is espousing your...
Forum: Homework Help 2021-04-21, 22:36
Replies: 34
Views: 1,396
Posted By xilman
The factors are 6250...1761 and 7728...3417 ...

The factors are 6250...1761 and
7728...3417

Please PM me with how much you will pay me for 72 core-hours and, if your offer is acceptable, I'll send you my PayPal account details and, on receipt...
Forum: Lounge 2021-04-21, 19:17
Replies: 1,363
Views: 87,562
Posted By xilman
The plural of spouse is spice.

The plural of spouse is spice.
Forum: Lounge 2021-04-21, 19:17
Replies: 1,363
Views: 87,562
Posted By xilman
Octopus and octopodes.

Octopus and octopodes.
Forum: Lounge 2021-04-21, 15:16
Replies: 1,357
Views: 114,015
Posted By xilman
Irony. Irony of ironies, all is irony sayeth...

Irony. Irony of ironies, all is irony sayeth :paul:
Forum: Homework Help 2021-04-19, 11:19
Replies: 10
Views: 226
Posted By xilman
Now try proving it as in Russell & Whitehead's...

Now try proving it as in Russell & Whitehead's Principia Mathematica.

It took them 379+86 = 465 pages to get to the point where they proved 1+1=2. The proof was almost complete by p379 but they...
Forum: Science & Technology 2021-04-19, 11:13
Replies: 53
Views: 11,236
Posted By xilman
Quos Deus vult perdere, prius dementat.

Quos Deus vult perdere, prius dementat.
Forum: Science & Technology 2021-04-16, 20:16
Replies: 53
Views: 11,236
Posted By xilman
Anyone else seen this? ...

Anyone else seen this?

https://twitter.com/PlatformAdam/status/1382429933373431816/photo/1

The SO2 plume reaches the Arabian peninsular.
Forum: Lounge 2021-04-16, 17:03
Replies: 1,711
RIP
Views: 151,330
Posted By xilman
Helen McCrory: Peaky Blinders actress dies aged...

Helen McCrory: Peaky Blinders actress dies aged 52, husband Damian Lewis says
Helen McCrory (https://www.bbc.co.uk/news/entertainment-arts-56770593)
Forum: Lounge 2021-04-14, 16:15
Replies: 1,711
RIP
Views: 151,330
Posted By xilman
Rule of thumb: if the promised returns from an...

Rule of thumb: if the promised returns from an investment sound too good to be true, they probably are.

I've relatively little sympathy for the old and greedy.
Forum: Science & Technology 2021-04-13, 15:36
Replies: 53
Views: 11,236
Posted By xilman
Locusts make good human food too. I speak...

Locusts make good human food too.

I speak from experience.
Forum: jwaltos 2021-04-12, 17:57
Replies: 6
Views: 228
Posted By xilman
I strongly recommend that you do read it.

I strongly recommend that you do read it.
Forum: Homework Help 2021-04-12, 10:30
Replies: 34
Views: 1,396
Posted By xilman
I realise that is profoundly misleading, not to...

I realise that is profoundly misleading, not to say wrong.

37# is certainly >7.4 billion, and so on, but the procedure outlined work only to 41^2-1 = 1680 as a primality test. It filters out 85%...
Forum: Homework Help 2021-04-11, 19:18
Replies: 34
Views: 1,396
Posted By xilman
To check for divisibility by 7, 11 and 13...

To check for divisibility by 7, 11 and 13 simultaneously use the rule-of-eleven three digits at a time and examine the result.

I quite often use this to check primality of small numbers (<30030)...
Forum: Puzzles 2021-04-11, 13:00
Replies: 5
Views: 162
Posted By xilman
Quantum tunnelling? ...

Quantum tunnelling?


https://en.wikipedia.org/wiki/Quantum_tunnelling#Faster_than_light
Forum: Science & Technology 2021-04-11, 12:56
Replies: 53
Views: 11,236
Posted By xilman
Exactly what I did. Hit reply instead of edit.

Exactly what I did. Hit reply instead of edit.
Forum: Science & Technology 2021-04-11, 07:57
Replies: 53
Views: 11,236
Posted By xilman
True. The real reason is that I hit reply,...

True.

The real reason is that I hit reply, not edit.
Forum: Science & Technology 2021-04-10, 18:52
Replies: 53
Views: 11,236
Posted By xilman
Were you there back in 1979? According to...

Were you there back in 1979?

According to the Beeb "Local media have also reported increased activity from Mount Pelee on the island of Martinique, north of St Vincent."

Those with a knowledge...
Forum: Science & Technology 2021-04-10, 18:49
Replies: 53
Views: 11,236
Posted By xilman
Were you there back in 1979?

Were you there back in 1979?
Forum: Science & Technology 2021-04-10, 17:23
Replies: 2,888
Views: 218,710
Posted By xilman
Laser cooling of anti-hydrogen...

Laser cooling of anti-hydrogen (https://physicsworld.com/a/breakthrough-in-laser-cooling-antihydrogen-could-reveal-why-matter-dominates-the-universe/)
Forum: Lounge 2021-04-09, 14:33
Replies: 1,711
RIP
Views: 151,330
Posted By xilman
Phil the Greek

https://www.bbc.co.uk/news/uk-11437314
Forum: Tales From the Crypt(o) 2021-04-05, 15:07
Replies: 280
Views: 68,505
Posted By xilman
Long before the invention of radio and...

Long before the invention of radio and television, people were writing autobiographies.
Forum: Science & Technology 2021-04-05, 15:06
Replies: 190
Views: 9,587
Posted By xilman
Yup. It doesn't much matter as long as you get...

Yup. It doesn't much matter as long as you get the second within 3 months of the first.

For the avoidance of doubt: that's what the medics say and I'm just repeating it. Please don't be tempted to...
Forum: Programming 2021-04-05, 15:04
Replies: 2
Views: 229
Posted By xilman
Released it how and where? Hard to give...

Released it how and where?

Hard to give feedback without access to it.
Showing results 1 to 25 of 1000

 
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