Re: [Axiom-math] lot of questions about functions.

[Ralf Hemmecke]

You might learn something from

http://www.aldor.org/docs/HTML/chap23.html#4

Best regards
Ralf

Francois Maltey wrote:
> Hello, 
>
> Is there a the difference between f := t -> 2*t + 1 and f(x)==2*x+1 ?
>
> How can I do f o f o f o ...o f = x -> f(f(f(f...f(x)))) ?
>    (I iterate 10 or 100 times)
>
> f := x +-> 3*x 
> g := x +-> 2*x+3  
>
> It seems impossible to add 2 anonymous functions. 
> I can compute f(x)+g(x) but I can't use (f+g)(x)
>
> Can I do (f o g) or can I only compute f(g(x)) = f g x. 
>
> With mupad (sqrt@@2)(16) and (address@hidden@sin)(PI) compute $2$ and $0$.