MaplePrimes Questions

 

Hi,

I have alot of figures but i have problem to convert the figure to latex. when i use export as eps, i get problem that the border of figure become inside the figure and the label of x, y for figure become outside.

when i remove the border of the figure. there is other problem when i convert to latex, the distence between the  figure and my writing very large.

 could you please give...

Hi,

Thanks for the reply; It was very close to what it is needed, but I have another question.

In that post, first a recursion is found using "listtorec" and then that recursion is solved using "rsolve"

Isn't there any way to generate the sequence from the recursive formula without solving? because solving is not necessary, as long as you have recursive formula and the base cases, sequence can be generated ....

 

//Mehrdad

Now I've joined the club too...

Attached file gives me this error when I try to open it: "There were problems during the loading process.
Your worksheet may be incomplete". Mads_Anthon.mw

I've looked through the source code but I can't find the issues. Can any of you guys help me?

Thanks you so much

Best

Mads

Hi,

I am a student from Sweden; Concerning a project about integer sequences, I have a question about Maple and Integer Sequence recognition.

I am trying to find a command in Maple capable of identfying and recognizing integer sequences as appear in IQ tests or any general form of integer sequences. For example, Wolfram Mathematica has a command named "FindSequenceFunction" as descibed here: http://reference.wolfram.com/mathematica/ref/FindSequenceFunction.html

Hello,

 

I'm having a problem evaluating an indefinite integral in MAPLE 14.  I am unfortunately unable to copy/paste the code in here, but the problem is relatively simple.

 

I have an expression as f(x,y) and am using the "expressions" (as opposed to "int" commands) to setup up the dbl integral.  When I run the code, it is only integrating with respect to one variable.  The answer is returned as the f(x,y) integrated...

Hi:  I need to reinstall my student copy of Maple after switching to a new computer.  How can I reactivate?  The Maple folks don't seem to answer support emails.  I seem to recall there's a secret link or trick way to ask them to reset their activation records server?  My old hard drive crashed and now I'm stuck.  Help!   Patti

I have a list c:= [1,2] and i would like to add a new element to this list so that the result is c:=[1,2,3], how would this be done?

And if this can be done is there a way to specify where in the list the element is added to?

Thanks in advance for any help. 

I have a list X:=[seq(i, i=1..8)] i.e. X:=[1,2,3,4,5,6,7,8]

Say I have a separate list containing for example t:=[2,5,6]. How do I remove these from my original list leaving me with X:=[1,3,4,7,8].

I have been trying subsop(t=NULL,X); however I only get the error message "Error, invalid input: subsop received (1, 2, 3) = (), which is not valid for its 1st argument"

I have 2 queestions:

1- concerned about the title font format:

fot the title

tit:=sprintf("W=%g,D=%g,f=%g,M=%g,N=%g,q=%a",Omega,Delta,phi,M,N,q);
                        "W=0.2,D=0,f=0,M=0,N=0,q=-10"

the little problem in the last value q=-10 it appear theta=10 even the sign (-) invisible

2- the sign(-) at the tickmars...

I use SOLVE command

>solu=solve({x+y=a, x-y=b}, {x, y});

solu = {x = (1/2)*b+(1/2)*a, y = -(1/2)*b+(1/2)*a}

>solu[1];
solu[1]

(which shows the solution value for x is not solu[1]).

I would like to use the values of x and y in SOLU to continue with some symbolic computation.

 

How do I recover -FROM SOLU- the values of X and Y (solutions)?

Thanks in advance,

 

Jean-Jacques

I have a vector column XbIndets := (6,7,8) and I would like to gain the 3rd element of this i.e 8. I know it is possible using row function when using a matrix but am unsure how this is done when using a vector. 

 

Any help is much appreciated

Error_redirect_pa.mw  i got the problem to get repeated value of unknown parameter ''ALPHA"" using pade approximation in maple. i uploted my worksheet kind watch out my problem. and give some suggessions...Error_redirect_pa.mw 

I've seen people using different approaches to choosing random numbers.  Some people favour certain methods over others. 

One example using Sample(RandomVariable(Normal(0,1)),50) used in the random walks application.  What about using something like seq(rand(-1000..1000)()/1000,i=1..50) ?  Do they both achieve the same sense of randomness?

been struggling on this question for ages:

 

the questions is as follows is to be solved using maple:
http://www.villagephotos.com/utils/image.aspx?u=2006-11\1228676\piece.jpg
where alpha,beta , sigma are constants . investigate whether it is possible to choose alpha,beta and sigma as to ensure that f is real- valued, continuous and with first and second derivatives at x=0. Plot a graph of any resulthing continous functions f and it's derivatives, over ranger -1<=x <= 1....

Hi, this is what I did and got an error. 

 

with (plots):

col := ["Red", "Green", "Blue", "Orange", "Teal", "Azure", "BlueViolet", "Yellow", "DarkOliveGreen", "DarkRed"]

for i from 1 to 10 do z [i]:=implicitplot (x^((1/(3)))* (y(x)^(2)+ 5* y(x)) + 3 *(x^(2)+y(x)^(2))*sin(xy(x)),  i^(),x = -10...10,  y= -20...20, color = col[i], numpoints = 2000) od:
 

Error, illegal use of an object as a name    ...

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