Unanswered Questions

This page lists MaplePrimes questions that have not yet received an answer

Hi everyone,

If you want to paste a link, click on the globe beside the maple leaf.

To follow a link like uwaterloo.ca 

put your cursor on it, press Ctrl and click and a new tab will open!

The attached file reviews optimization problem solving and also shows you to solve hard problems though Maple's Optimization Assistant.

The file attached shows you how useful the Curve Analysis tutor is. When you enter-in a function, the Curve Analysis tutor will produce a graph of the function that shows all of the critical points of the curve, along with the maximum, minimum and inflection points.

Hi- I've been trying to figure out how I can customize a palette so that includes unicode characters that aren't included in any palette already. I have a habit of using symbols from languages that aren't customary in the math world for some of my work. I use a lot of Japanese characters as well as some from various other languages.

The attached document shows you how to solve an initial value problem. Moreover, it shows you how to use Maple's ODE analyzer which makes it really fast and easy to solve and plot the solutions of differential equations.

Maple's powerful notation allows you to enter math expressions that look natural.

The following steps will show you how easy it is to write expressions.

Example 1:  Write   2*x/5

  1. If you're on the Student Center forums, click on the red maple leaf to insert maple ma

In Maple, suppose we would like to enter the function f(x)=3*x+7 and we want to know what the function is at x=3.

Below are a few simple steps that will show you how to achieve this.
 

  1. Make sure you're in math mode. Type f, followed by a colon [:] and an equal sign [=]. The colon-equals notation assigns the content on the right-hand side to a variable name on the left-hand side. I

i would like to know any of you guys have any ideas on forecasting economy. basically using different equations and its command in Maple?

The Maple11 loglog plot does a poor job in scaling and axis.  The plot works, but, compared to something like the Scilab bode plot, the scaling and axis presentation is poor.

Someone on another forum mentioned an application that improves this.  I searched and found nothing.

Is there an application that improves this?

tomdean

Hi folks,

I'm trying to get the fundamental solution of

-diff(A,t)+a(x,t)*laplacian(A,[x,y,z])=0;

I had some troubles entering the code here, so I uploaded the maple commands here: http://pastebin.com/m2765fda0

when I call eval(phi(x,t,xi,tau));  to calculate the fundamental solution, I always get the error 'Error, (in w) numerical exception: division by 0'.

Shouldn't my assumptions avoid this error?


Thanks for your hints!

Manuel

Dear all,

     How can I fix the ratio of height to width as 0.618 when plotting figures ? The command scale=constrained seems not appropriate   If  someone  knows how to realize it , please tell me ASAP. Thank you very much ! 

Kindly regards,

Yours

huang 

Dear all

Can anyone suggest how the following code could run faster?

Hi

I used maple to solve a 4th order ode:

ode:=(h2(x)*diff(eta1IItrans(x),x$4)+diff(h2(x),x)*diff(eta1IItrans(x),x$3)+(1/(g1*h1))*((w^2)*(h1+h2(x))*diff(eta1IItrans(x),x$2)+(w^2)*diff(h2(x),x)*diff(eta1IItrans(x),x)+(w^4/g)*eta1IItrans(x))=0);

avec h2:=x->h2I*exp(d*x):

I have 2 questions:

-I can get a solution only with precise values of parameters (g, h, d etc...) but I would like a literal one.

And again, I've got a problem with drawing graphs with DrawGraph. I've generated some scale-free networks with Barabasi's algorithm (not implemented in Maple 12. I did that myself).
Now, I wanted to display these graphs in a nice way, in which you can clearly distinguish the hubs from the other nodes. I thought that the "style=spring" command would do so, but it puts nodes very near to each other, sometimes even overlapping.
Is there another solution to draw such a scale-free network in a nice way?
Thanks for helping.

I would like to investigate the JCHelpCallBack example using OpenMaple. The sample can be found under the directory,

$MAPLE/samples/OpenMaple/Java/jcmaple/

I've set LD_LIBRARY_PATH. And I can compile and run the jcmaple.java sample. That starts up what appears to be a commandline Maple session. And within that session I can issue the help query ?int OK. I can also issue INTERFACE_HELP(display,topic=int) and that too works, although it dispays as double-lined.

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