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Search: Posts Made By: Nick
Forum: Lounge 2021-04-19, 12:59
Replies: 1,090
Views: 77,945
Posted By Nick
Surely it's more of a drone than a helicopter?

Surely it's more of a drone than a helicopter?
Forum: Hardware 2021-04-18, 18:37
Replies: 36
Views: 1,081
Posted By Nick
At home with LaurV... 24714

At home with LaurV...
24714
Forum: Homework Help 2021-04-18, 14:31
Replies: 9
Views: 188
Posted By Nick
What's missing is definition of the notation. We...

What's missing is definition of the notation. We can define it inductively as follows:
Take any integer a.
We define \(a^0=1\) and, for each non-negative integer n, define \(a^{n+1}=a^n\cdot a\)....
Forum: MattcAnderson 2021-04-18, 08:12
Replies: 2
Views: 109
Posted By Nick
Hi Matt, They mean that you don't have to...

Hi Matt,

They mean that you don't have to use all the elements every time.
For example. with 1 & 2 the five possibilities are:
nothing
1
2
1,2
2,1
Forum: Science & Technology 2021-04-16, 21:35
Replies: 53
Views: 11,152
Posted By Nick
Might that have started before the big eruption?

Might that have started before the big eruption?
Forum: Science & Technology 2021-04-16, 18:12
Replies: 53
Views: 11,152
Posted By Nick
New article from NASA...

New article from NASA (https://earthobservatory.nasa.gov/images/148190/tracking-la-soufrieres-plume)
Forum: Science & Technology 2021-04-14, 22:21
Replies: 53
Views: 11,152
Posted By Nick
The 2nd photo on this NASA page...

The 2nd photo on this NASA page (https://earthobservatory.nasa.gov/images/148176/eruption-at-la-soufriere) shows how badly Barbados is getting it.
Forum: Science & Technology 2021-04-14, 21:43
Replies: 53
Views: 11,152
Posted By Nick
Does anyone know yet how long this eruption is...

Does anyone know yet how long this eruption is likely to last?
Should we be thinking in days or months?
Forum: Other Mathematical Topics 2021-04-13, 12:54
Replies: 3
Views: 509
Posted By Nick
Women in Numbers Europe 4 Event: 29 August - 2...

Women in Numbers Europe 4
Event: 29 August - 2 September 2022 (note year)
Place: Utrecht (Netherlands)
Applicaation deadline: 21 June 2021
Details: https://women-in-numbers-europe-4.sites.uu.nl/...
Forum: Number Theory Discussion Group 2021-04-13, 09:58
Replies: 7
Views: 124
Posted By Nick
That is inconsistent counting.

That is inconsistent counting.
Forum: jwaltos 2021-04-12, 09:12
Replies: 6
Views: 225
Posted By Nick
His observation is a neat trick but regarding -1...

His observation is a neat trick but regarding -1 as a prime number just like the others would destroy the uniqueness of prime factorization.
In group-theoretic terms -1 is an involution (so long...
Forum: jwaltos 2021-04-11, 07:33
Replies: 6
Views: 225
Posted By Nick
The prime numbers are precisely the orders of the...

The prime numbers are precisely the orders of the simple abelian groups.
So integer factorization tells us what is and is not possible when it comes to commuting symmetries.
Forum: Science & Technology 2021-04-10, 17:40
Replies: 53
Views: 11,152
Posted By Nick
Yes, you're getting the volcanic ash - but not...

Yes, you're getting the volcanic ash - but not the pyroclastic flows!
Forum: Science & Technology 2021-04-09, 15:51
Replies: 53
Views: 11,152
Posted By Nick
La Soufrière on St. Vincent is erupting. The...

La Soufrière on St. Vincent is erupting.
The website of the local monitoring agency is apparently overloaded.
Their Twitter communications are here:
https://twitter.com/uwiseismic
Forum: Lounge 2021-04-09, 15:08
Replies: 1,711
RIP
Views: 150,995
Posted By Nick
Message from the King: "His lively personality...

Message from the King: "His lively personality never ceased to leave an unforgettable impression"....
Forum: PrimeNet 2021-04-04, 07:59
Replies: 11
Views: 430
Posted By Nick
Yes, indeed, people often get it wrong. In...

Yes, indeed, people often get it wrong. In mathematics, this problem is captured by defining left-handed and right-handed bases for real vector spaces of any finite dimension.
Forum: Prime Gap Searches 2021-04-02, 18:34
Replies: 19
Views: 655
Posted By Nick
Sounds good! We have a cardiologist in the...

Sounds good! We have a cardiologist in the family so occasionally get a layman's update on developments.
Forum: Prime Gap Searches 2021-04-02, 17:14
Replies: 19
Views: 655
Posted By Nick
What's your PhD thesis about?

What's your PhD thesis about?
Forum: Science & Technology 2021-04-01, 18:10
Replies: 190
Views: 9,534
Posted By Nick
Good to hear! :smile:

Good to hear! :smile:
Forum: Soap Box 2021-03-29, 15:25
Replies: 24
Views: 1,934
Posted By Nick
They had to shift about 30 000 cubic metres of...

They had to shift about 30 000 cubic metres of sand, and finally pulled the ship clear with 11 tugs and 2 sea-tugs.
After its inspection the ship will finish its journey to Rotterdam.
Forum: LaurV 2021-03-29, 12:04
Replies: 14
Views: 345
Posted By Nick
In French, it's the subject of a Christmas carol:...

In French, it's the subject of a Christmas carol:
Quelle est cette odeur agréable (https://en.wikipedia.org/wiki/Quelle_est_cette_odeur_agr%C3%A9able%3F)
Forum: Languages -- Ancient & Modern, Human & Machine 2021-03-27, 22:30
Replies: 34
Views: 2,536
Posted By Nick
From a report by an American for the BBC on US...

From a report by an American for the BBC on US president Biden's first press conference:

"Biden's performance was ... akin to a cautious walk across a not-quite-frozen lake.
Every step was...
Forum: LaurV 2021-03-27, 09:40
Replies: 14
Views: 345
Posted By Nick
Perhaps you could use it in scientific trials. ...

Perhaps you could use it in scientific trials.
"We sprayed these 10 wives with Perfume Zero and those 10 with (insert brand name here)."
Forum: Lounge 2021-03-25, 17:16
Replies: 5
Views: 324
Posted By Nick
It's horrendously inaccurate. The play/film...

It's horrendously inaccurate.
The play/film Breaking the Code (https://en.wikipedia.org/wiki/Breaking_the_Code_(film)) was much better!
Forum: Reading 2021-03-23, 15:02
Replies: 20
Views: 3,780
Posted By Nick
The Big Bus safety briefing...

The Big Bus safety briefing (https://www.youtube.com/watch?v=5PCVHtukS7Y)
Showing results 1 to 25 of 1000

 
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