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by Cuchulainn
Today, 7:41 pm
Forum: Politics Forum
Topic: Trump -- the last 100 days
Replies: 3840
Views: 213400

Re: Trump -- the last 100 days

Is it good? A phone call interrupted me just as I was about to start watching. The usual Borat stuff: absurd plot, gross humor.  I laughed -- worth a watch (esp. since free on amazon prime video). As I've said before, I think SBC's comedy is an acquired taste, which I will guess you already have si...
by Cuchulainn
Today, 12:49 pm
Forum: Numerical Methods Forum
Topic: alternative to cubic splines
Replies: 8
Views: 354

Re: alternative to cubic splines

Akima Hyman-Dougherty Thanks!   "Akima" has a lot of meanings in google, could you provide more details please? I found this paper https://www.researchgate.net/publication/230676080_Nonnegativity-_Monotonicity-_or_Convexity-Preserving_Cubic_and_Quintic_Hermite_Interpolation (I haven't looked it yet...
by Cuchulainn
Today, 11:43 am
Forum: General Forum
Topic: Valuation of put with reflecting barrier
Replies: 13
Views: 367

Re: Valuation of put with reflecting barrier

a) I nstantaneous reflection of a tradable underlying probably always leads to contradictions because of the "instantaneous arbitrage" opportunity available in continuous-time.  b) It’s perfectly fine for something like an interest rate or a volatility to have a reflecting barrier at zero, but not ...
by Cuchulainn
Today, 9:56 am
Forum: Politics Forum
Topic: Trump -- the last 100 days
Replies: 3840
Views: 213400

Re: Trump -- the last 100 days

Which side will call in the Cavalry?
by Cuchulainn
Yesterday, 10:04 pm
Forum: Politics Forum
Topic: Trump -- the last 100 days
Replies: 3840
Views: 213400

Re: Trump -- the last 100 days

Joe shudda have had Micky as campaign manager. Too late now.

www.youtube.com/watch?v=EUnNn3Dl_2U
by Cuchulainn
Yesterday, 3:39 pm
Forum: Numerical Methods Forum
Topic: alternative to cubic splines
Replies: 8
Views: 354

Re: alternative to cubic splines

Akima
Hyman-Dougherty
by Cuchulainn
October 25th, 2020, 9:49 pm
Forum: Numerical Methods Forum
Topic: alternative to cubic splines
Replies: 8
Views: 354

Re: alternative to cubic splines

Could someone suggest interpolation algorithm alternative to cubic splines? Interpolated function has to be continuous, with continuous first differential and perfect fit with input data.
What problem are you trying to solve? Do you want monotonicity and convexity?
by Cuchulainn
October 25th, 2020, 7:55 pm
Forum: Off Topic
Topic: Stupid question of the day
Replies: 2384
Views: 176162

Re: Stupid question of the day

BTW if you thinks maths is full of symbols..

Functional Programming with Bananas, Lenses, Envelopes and Barbed Wire

https://maartenfokkinga.github.io/utwente/mmf91m.pdf
by Cuchulainn
October 25th, 2020, 5:28 pm
Forum: Politics Forum
Topic: Trump -- the last 100 days
Replies: 3840
Views: 213400

Re: Trump -- the last 100 days

Satire is not what it used to be. Only the English and the Russians understand it.
I am wondering if the American 'actors' got paid. Whether Yes/No it is a scream.

The skit on Krav Maga was funny.
by Cuchulainn
October 25th, 2020, 1:06 pm
Forum: Off Topic
Topic: Stupid question of the day
Replies: 2384
Views: 176162

Re: Stupid question of the day

More operator overloading

City canal/docklands (why live so close to water??)  folk probably don't know who Garth Brooks is but he has something to say.

www.youtube.com/watch?v=aDnJcvM6wrU
by Cuchulainn
October 25th, 2020, 12:58 pm
Forum: Off Topic
Topic: Stupid question of the day
Replies: 2384
Views: 176162

Re: Stupid question of the day

We had a lecturer who called [$]\nabla[$] "nabla".
Sapir-Whorf.

Not to mention (re)defining one's own notation willy-nilly, with abandon. There are at least 5 names for learning rate.
by Cuchulainn
October 25th, 2020, 12:15 am
Forum: Off Topic
Topic: Stupid question of the day
Replies: 2384
Views: 176162

Re: Stupid question of the day

+ a pinch of Faith, bro

www.youtube.com/watch?v=66i8VQrYPNw

For  [$]C^\infty[$] smoothy manifolds see this

www.youtube.com/watch?v=4TYv2PhG89A
by Cuchulainn
October 24th, 2020, 7:43 pm
Forum: General Forum
Topic: Philosophy of Mathematics
Replies: 380
Views: 49473

Re: Philosophy of Mathematics

Not even wrong.

the rational numbers are the most familiar numbers: 1, -5, ½,
I see only 1 rational; the others are natural number (1) and integer (-5).
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