MaplePrimes Questions

I mean the one that is like in the C language.

It always executes at least once, then more times if the condition holds.

In C it looks like:

do {
 // foo
} while (expression);

This is different to the regular while loop, which only executes if the condition holds initially.

while (expression) {
// foo
}

If I have something like x=5 and I want to get the '5' by itself, how can I do that?

Is there a way to save data that's stored in an Array and put it in a new worksheet?
This is related to my other thread gc() http://www.mapleprimes.com/forum/gc0.

I've used up all my memory as I've had to increase n to a few hundred and the loop is a few million now not a few hundred thousand. So, say A is an Array with 10 million entries (so I cant just copy and paste it), and I want to compare it to another Array with 10 million entries but I dont have enough memory left to recompute the loop.

Hello all,

I'm relatively new to Maple, and I have already found this forum to be helpful. I hope I might be able to get some additional help with the latest problem that I've been working on.

Big picture:

I'm trying to extract two parameter values of a heat transfer problem from a dataset using a reduced order model.

How I've been trying to do it:

The dataset is a vector called "Nodes"

When i cut and paste any maple function from maple input prompt like

> plot3d(x^2+y^2,x=-5..5,y=-5..5);

it takes a long time to paste. I'm using maple 12 and updated to

12.02 but the problem still persists. Using java version 6.0_12.

OS is Debian Etch Linux. Is there any option that needs to be set

that will fix this problem? What can cause delay for this simple

paste?

 

I was wondering why the permute function in Maple removes [1,1]  [2,2]  [3,3]  [4,4]  [5,5]  [6,6]

for example:

 

I have a collection of polygons in 3D that are in various colours. Some of these polygons overlap. How do I control what colour the overlapping portions are? The overlapping part may take the colour of one of the polygons. Thank you.
Hi, all, i have a question,can I call the function of Maple in my own c++/c application? I have my own program and i want to call a function of maple. Can I do that? Thanks

Is there any function that easily gives us the max value of a matrix?

Is Maple able to solve a 2nd order Hyperbolic PDE numerically, with some complex initial/boundary conditions?  what about Mathemaica?

I appreciate any help.

 

Dear Forum,

this is Vista related.

Maple creates a Maple folder(containing the Maple.ini file) in c:/Users/<username>/Application Data.

Ist it possible to tell Maple to create for this folder in a different place, say c:/Users/<username>/AppData ?

 

Thanks

Is it possible to compute possible addition chains for an integer in maple ??

If not, is there ANY software that will do it ??

It looks like, choosing a public key exponent with a smaller addition chain makes  RSA decryption more efficient .. but how to know whether or not your exponent has a small addition chain!

Hi all

i've been trying to solve 2 equation with two variables. I got 3 solutions which are complex, i.e. a list  A:=[[ x = ... , y = ...], [...], [...]].

now, A[1,1] gives me the x of the first solution, and I want the real part of it. But when I write Re(A[1,1]) it gives as an answer R(x) = R(...). the problem is that afterwards I need to use this number (for emaple, in pointplot() ), and Maple doesn't let me.

How do I extract the number itself from Re(A[1,1])  (and not a string)?

thanks in advance

 

i have manged to plot a 2d and a 3d phaseportrait. not my question is how i can add a line to the plot in order to show the zero isocline lines in the same plot?

How do I compute a Groebner-Basis auf a Ideal I that corresponds to the SINGULAR-command 'std'?

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