MaplePrimes Questions

I was able to try the code on M15 and M16 but the final answers are slightly different.  Why is that?  Shouldn't they all come up with the same value?

The value for M15 came up with the same as value as M12 but M16 was different.

Using p(.22,80*3600)

M12  [x = .22, t = 288000., T = 685.116351910514254]

M15  [x = .22, t = 288000., T = 685.116351910514254]

M16  [x = .22, t = 288000., T = 685.11635191051

Hi

How can I resize inline plot-window without mouse? (I know about resize tool, but it displays plot in new window :( )

And how can I display 5 plots in one line one by one?

Thx :)

I cannot make Maple find the solution for the integral of sqrt(x/(1+b*x^3)) assuming x>0 and b>0, which is 2*arcsinh(sqrt(b*x^3))/(3*sqrt(b)). Mathematica does this without any problems. What am I doing wrong?

How do I stop maple from running the rest of the worksheet in case an error occurs in the middle of it? Which command should I use?

More specifically, I have a program in which I input the masses of the particles and then the program will calculate the corresponding parameters of the potential, and will do a lot of other stuff with these parameters. However, it these parameters happen to be complex, the program should simply halt with a warning: "your parameters are complex, cannot continue".

Good day! Some of my tasks are quite time consuming. What maple command I have to use in order to get some sound signal when calculation is over?

I am trying to set up a procedure for creating a matrix of user specified size.  Basically, I want the user to be able to specify the size and the values of the internal parameters and maple will generate the matrix.  The matrix has the form:

[e   h1   0   0   ...    0]

[h1  e    h   0   ...    0]

[0    h    e   h   ...    0]

...

I have a module which is an argument to a procedure.

When I "trace" this procedure, the entire module is  printed (as it should).

Is there a way to NOT print the contents of the passed module? It is annoying when debugging.

 

Paul 

Hi

I've got a list of inequalities

[x > 5, 10 < x]

and I need to plot the region by

plots[inequal]( [x > 5, 10 < x], x = 4 .. 11, y = 0 .. 1);

but I don't want to specify x-range.

So how can I get the numbers from inequalities and generate something like "x = 5-1 .. 10+1"?

 

Thx :)

I realize that Maple itself does everything but I would like a simpler cheaper solution for a number of computers in my classroom.  Multiple licenses of Maple is not an option. 

maplematrix.mw

Hi all,

I am stuck again in a simple problem of creating a M*1 Matrix.  I have attached a Maple file for your kind consideration.

I shall be looking forward to your reply.

Best Regards

A.Q

 

Hi,

> assume(y::prime)

> about(y);
Originally y, renamed y~:
  is assumed to be: prime

I don't understand this answer:

> is(sqrt(y)>0)

      FAIL

Just to clarify, so if an issue is brought up here in mapleprimes there is a possibility that it will go un-noticed by maplesoft?

I realize some issues brought up by people are sometimes solved within, but there is an occassional request for input from maplesoft on these forums that go un-answered.  Just recently a question only maplesoft could answer here and there has been no reply http://www.mapleprimes.com/posts/123111-Maple-1501

I am going to guess...

I want to solve a set of ODE equations numerically,there is 5 equations with certain boundary conditions,please help me,what kind of dsolve order could i use? when i use dsolve({sys,bcs}type=numeric) i get an error that say me:system must be entered as a set of equations! how can i solve it?

Hello everyone

I'm trying to do a fit for some points using a model function. However, I don't want to use the full range of the independent variable in the model function because I know there will be no fit then. How to assign a range for the fitting variable?

In the case my writing is not clear, here is what I mean:

xdata:=points

ydata:=points

modelfunction:=f(x,parameters)

Fit(f(x,parameters),xdata,ydata,x,rangeofx=r);
I...

Interesting behavior!!

> restart
> N := 150; L := LinearAlgebra[RandomVector](N);

                              150

> st := time(); for j to 10^4 do ArrayTools[SearchArray](`~`[`=`](L, max(L))) end do; time()-st;

             ...

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