MaplePrimes Commons General Technical Discussions

The primary forum for technical discussions.

Titlefont affects other text elements in an animation. Here is an example.

First, without an animation (works OK, ignoring such things as the plot being higher at 0 than it should, having too many ticks on the y axis, the plot being located too far from the title etc., which are different topics),

Maple 12.01 ID 363216 on MacOS 10.4.11

The only graphics format that Maple seems to accept from the clipboard via copy/paste is TIFF.

Is this correct, or am I missing something? In particular, I would want a way to copy/paste PNG or PDF.

TIA

--

JJW

 

<p>I wrote such a code (in Maple 11)</p>
<p><maple> f := unapply( n+m, m ); </maple></p>
<p><maple>print( f(1) ); </maple></p>
<p><maple>g := unapply( f(m), m ); </maple></p>
<p><maple>g(1) := f(1)+a; </maple></p>
<p><maple>print( f(1) ); </maple></p>
<p> </p>
<p>First print( f(1) ) prints   n+1, while second --- prints n+1+a.  Why?</p>
<p>I suppose that this is because of third line, which Maple interprets <br />
as ' g:= f ' (but it should not). Then changing the value g(1) changes <br />
f(1), too.</p>
<p>Isn't it strange?</p>

Am trying Maple under Linux; have two GUI related questions:

1. Is it possible to change look-and-feel of the underlying Swing GUI?  The default one looks rather ugly...

2. Same note for default fonts used for GUI and document text - the text is not anti-aliased, and it looks rather ugly. So, is it possible to permanently change font(s) used by xmaple?

Thanks.

Hello,

We ran into this problem today during our class.  It appears that the 'int' command truncates Pi at a different digit than we have set, which changes our answer. We expect the orthogonality of the two sin(Pi*x) functions, but there is a sensitive truncation error that we would like to get to the bottom of.

Here is the code:

> Digits:=10;

This is what we expect:

I have been trying to understand Maple's evaluation rules for arguments or parameters as they are passed through procedures, but I am getting confused. Here is an example:

p1 := proc( y )  print( y, 'y', eval(y,1), eval(y,2) ) :  p2( y ) :  end proc :
p2 := proc( z )  print( z, 'z', eval(z,1), eval(z,2) ) :  end proc :

x := ''''5'''' :
print( x, 'x', eval(x,1), eval(x,2) ) :

p1( x ) :

Try to generate a random matrix modulo m using, say, examples from the ?LinearAlgebra,Modular,Random help page.

I have installed maple12 on a 32-bit computer and now realized that it is too weak. I would like to reinstall it on a much more powerfull 64-bit computer.

I already activated maple12 for that 32-bit computer.

How can I do that?

Thanks for any help.

F.

Studying the integral bug discussed in Axel Vogt's blog, I met the following,

residue(arctan(z)^2/(1+z^2),z=I);

                                 1/2      1/2 2
                                2    (z I)
                       1/2 I ln(-------------)
                                      2

Not talking whether the residue has sense in this case, or not, having z in the answer is very wrong.

Alec

Does Maplesoft provide Maple help menu online?

Does anyone know what happend to the version of Maple that would run on a Casio PDA? Is it still possible to obtain this software, and is there any PDA that will actually run it?

Bonjour,
Je travaille avec mapple et je me suis retrouvé face à un probleme.
J'ai une procedure s'appelenant myproc je veux résoudre l'equation suivante myproc(x)=1,ça me cause des probleme que je n'ai pas su resoudre.
En effet, "myproc" contient une procedure if.
Je dois donc faire solve('myproc'(x),x),ça me genere des solution de la forme, RootOf (n*myproc(_Z)) que je n'ai pas su évaluer.
De l'aide.

Let f(y,θ)=y ∗ exp(−y) ∗ cos(k ∗ y ∗ cos θ). The double integrale, first over θ, from 0 to π, and then over y, from 0 to infinity, is equal to π / (1 + k^2)^(3/2) (see, Gradshteyn and Ryzhik, 6.623.2).

Maple is doing well, already in version 7 (my very first verison). You can check this by issuing the following commads
f:= cos(k ∗ y ∗ cos θ)/Pi :
i1 := int(f , θ = 0..Pi) :
i2 := int(y ∗ exp(−y) ∗ i1, y = 0..infinity) ;

Hi:

 

I purchased Maple 12 after talking to a sales rep and was given download link and a temporarary purchase code I could use to activate Maple 12. What is the next step? Will I have to obtain some kind of permement activation? and how can I do this? Thanks!

I am attempting to install Maple 12 on OSX 10.5.6 and have installed X11. When I open the installer it asks for my admin password, I enter it, and then the installer just closes. I am not sure why. Does anyone know why or have possible reasons why? I would love to get this fixed ASAP. Thanks
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