Hello

I have a nasty definite integral to evaluate. I need to integrate w.r.t X[2] and leave the integrated expression as a function of   X[1].

The discretization is via the...

Greetings

It occured to me to try to animate this spiral.

I found some code on the interweb. but when you run the animation, only one triangle appears, to be replaced by another. how to get them to stay?

Spiral_of_Theodoru.mw

Hi

Could someone pls help write me code such that when text is entered, the first chemical element symbol in each word is identified and highlighed.

i/p: "the cat molly"

o/p: "tHe Cat Molly"

( like the opening title sequence on "Breaking Bad")

I got out the sledghammer and made a start

element.mw

a)can someone pls help write code to generate this circle within square, then square within circle....(with the colours) 

figure.doc

Its a bit like this problem:

http://www.mapleprimes.com/questions/141883...

Problem_116_Solutio.htm

Hi, would like to know if maple commands can replicate/automate this solution.

rsolve({a(n)=9/19*a(n+1)+10/19*a(n-1),a(0)=0},a)

=-9a(1)+9a(1)(10/9)^n

.......?