MaplePrimes Questions

Maple people:

 

Does anyone know why, if you plot a discontinuous function of one variable, Maple's default behavior is to try to make the function continuous by adding a vertical line segment?  I don't know why anyone would anyone would ever want to graph a function this way.  As far as I know, you have to use the option "discont=true" to remove the vertical segment, which is a hassle.  I consider this to be practically a bug.  I couldn't...

a) How can i use laplacetransform to solve with maple?

i1 = i2 + i
2i1 + i2 + 2i1 = 30 + 20cos5 + 114sin5  
1/50 i3 + 4i3 - 2 i2 = 0  

i1(0) = 0

i2(0)=0

i3(0)=0

Plot

what should i do ? i face this message when i want to solve my equations? can anyone help me ?view the worksheet

Hello. I have three diff. equations that I believe I have solved correct. But how do I put this in maple? They must also plotted. Grateful for your help.

1)

y´´ + 2y´ + 2y = 5

Answer: y(x) = C1 e-x sinx + C2 e-x cosx + 5/2 

Plot.

 

2)

y´´ + 2y´ + 2y = sin5x

answer: y(x) = sin5/2 + C1 e-x

If I change a sample calendar the base calendar is also changed. 

with(Finance):

c:=Calendar(Toronto):

IsHoliday("November 11, 2013",c)
                                                   true

Dear Maple's expertise 

Here is the code in simple way with the output. 

The peoblem that I am calling the procedure with the same input but from time to time it gives different output shown in bold below. Although I make  restart for Mape?Is it bug in maple??Any Suggestions please.Should make clearing for some varibale and how?

 

Thanks in advance

The code is

> restart;


> Chisqr1 := proc (w...

 

Hi,

I have always been experiencing problems using a university server. It runs Red Hat 6.4 (Santiago) and Maple 17 X64.

The problem never occurs on Windows 7 SP1 X64 with Maple 17 X64.

Only reason I want to use the university machines is that it's "faster".

I had raised...

Hello,

Plotting the follwing function between x=0..2*Pi

I'm trying to plot a function that is defined as an integral of another function. I know that the function is quite smooth with no singularities over the region that i'm plotting. However, the resultant surface plot is bumpy/has holes in it. I tried changing the integration method and lowering epsilon to increase the precision but it still is not working. Can anyone help? Thanks for your time.

Maple file:

I'm looking for any procedure to calculate orthogonal latin squares. I found this:

rOrt := proc (A, B, n)

local freq, i, j;

freq := Array(0 .. n^2-1);

for i to n do

for j to n do

freq[A[i][j]+n*B[i][j]] := 1

end do;

end do;

freq := convert(freq, list);

return numboccur(freq, 1)

end proc:

 

But I don't know what I now have to write to see result, for example for n=3?

Let $F, f_1, \ldots f_5$ be polynomials in $\mathbb{Z}_p[r,s,t,u,v]$, the ring of polynomials in 5 variables over the integers modulo an odd prime $p$. By forming the ideal $J:=<>$ I can test whether $F$ is a member of $J$. Indeed $F$ is a member of $J$ and so I know there exists polynomials $a_1,\dots,a_r \in \mathbb{Z}_p[r,s,t,u,v]$ such that $$F = a_1f_1+\dots+ a_rf_r $$ My question is how to explicitly compute $a_1,\dots,a_r$ in Maple, or Sage if you prefer. Thank...

Hello all,

 

I was wondering if the following thing is possible and how to do it:

 

I have an assignment, to teach about circles and its equations. What I want to do, is to create some sort of application, that get as input the radius and and the other two parameters of the general equation of a circle, and plots it.

Now, to plot a circle using Maple 17, is fairly easy. But how do I create a graphical bar or other alternative...

How can I Solve this using maple?

Differential equation:
y(n+2) + 7/10 y(n+1) + 1/10 y(n) = x(n)

x(n) = 1
y(0) = 0
y (1) = 1

Use Z-transformer to define y(n).

Solve y(0), y(1), y(2), y(3) y(4) and y(5) 

Any one?

Aslam-ul-Alikum I need some help urgently. I want to compare the coefficients of like powers of Y_1*Y_2, please help how i compare it in mapleHelp.mw

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