gkokovidis

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20 years, 289 days
Draeger Medical Systems, Inc.

 

 

Regards,
Georgios Kokovidis
Dräger Medical

MaplePrimes Activity


These are replies submitted by gkokovidis

I second what Acer said above.  An excellent choice.  Congratulations to Prof. Meade.  I certainly have benefitted from the body of Maple work that Doug has made available to us over the years.

 

Regards,
Georgios Kokovidis
Dräger Medical

Are you looking for adivce for doing this in Maple?  Do you want the answer to be in terms of a fraction or a decimal?  What grade in Math class are you currently in?  I ask becuase sometimes it is difficult to answer a question and provide help without knowing the users experience (with Maple, or with mathematics in general).

The following link should get you started.  You should do this by hand.  Do not use a calculator or a computer.  Do that only after you have done it by hand, and fully understand it.

www.mathsteacher.com.au/year7/ch12_length/06_rect/rect.htm

 

 

Regards,
Georgios Kokovidis
Dräger Medical

I missed the Text Filed button, next to the Topic button, but the problem still exists.  It finds the string, but it points to the help pages for ?group,pres, without giving a description of what this env var does with any detail.  These types of details need to be published by Maplesoft in one of the advanced user guides, available as a pdf download, just like the other user guides and programming guides.

 

Regards,
Georgios Kokovidis
Dräger Medical

 

An editor like the one that comes with Matlab.  I want to write Maple code in a Maple editor, with syntax highlighting, and click on a run button, and have the code execute inside of Maple.  I'm aware of vim and emacs, but there should be something that comes with Maple by default.  Command completion with the Classic gui would be nice as well.  Or better yet, make all of the functionality of the Standard Gui version the same across both versions of Classic and Standard.

 

Regards,
Georgios Kokovidis
Dräger Medical

That was it.  I had the order reversed.  Instead of

libname:=`c:/Apps/MySource/Maple/gfun`,libname:

I had

libname:=libname, `c:/Apps/MySource/Maple/gfun`:

Thank you.

 

Regards,
Georgios Kokovidis
Dräger Medical

I downloaded both of the files at this link.   I added the path statement to my maple.ini file in the "Users" directory of Maple12.  When I execute gfun:-version(); I get version 3.19 returned, which is the built in version.  Usually, when I call an external library, there are 3 files.  One with an extension that ends with .lib, one with .ind and another with .hdb

Here I see two files, the third is missing, the one with the .hdb extension.  Could this be the reason that it does not work.  I am on a PC platform running WinXP.

 

Regards,
Georgios Kokovidis
Dräger Medical

Sorry for the confusion.  The only part that was Maple related was the cut and paste.  The rest of it is part of Mapleprimes.  The red Maple leaf is above the text box where I am typing my response right now.  At the bottom of the text box, you will see in blue text something called "Input format".  If you click on this, it will show you what  your response will be treated as.  i.e. 

 

 

Regards,
Georgios Kokovidis
Dräger Medical

HIghlight the selection, and copy it.  I use Ctrl-C in Windows.  Then click the red Maple leaf (Maple Tag), and paste in the pop-up window.   Then click o.k. The input format that I use is Filtered HTML.  An example below:

 

1/4*Heaviside(1-x)*2^(1/2)*GAMMA(5/6)*exp(-2/x^(1/2))/(Pi*(1-x^(1/2))^(2/3))

 

 

 

Regards,
Georgios Kokovidis
Dräger Medical

One way around this is to use Microsofts Visual C++ Express Edition, which is a free download.  I start by creating a Maple file in a temp directory, say C:\temp\Maple

Then I navigate to that directory from the command line prompt of the VC++ compiler, and use command line switches to build my program.  There are examples in Maple that show how to do this.  So far I have not had any problems with it.

As Axel mentions above, I do not use spaces in any of my directory names.  I never accept the default paths given.  On all of my machines, the first thing I do is create an installation directory off of the root drive, and I install all of my programs into that directory, eliminating spaces in the file names.

 

Regards,
Georgios Kokovidis
Dräger Medical

See the following post.

 

Regards,
Georgios Kokovidis

Dräger Medical


Question:  Does the directory that you are trying to write to have spaces in the name?  If so, first create a directory without spaces in the name and then try writing to it from the Watcom compiler.  In previous versions, the Watcom compiler had issues with spaces in directory names.

 

Regards,
Georgios Kokovidis
Dräger Medical

 It is mentioned under Memory Allocation Erors.  Bring up the help page using:

?allocations

You can alter the depth level using kernelopts.  For more help type:

?kernelopts

Look at the datalimit option:

datalimit            integer   The total amount of heap memory in               
                           kibibytes that Maple may consume. Maple          
                           aborts if this limit is exceeded.                
                           If the value is 0 or it is not given the         
                           current limit is returned. Limits may            
                           be raised or lowered. Maple limits               
                           may not be raised above system imposed           
                           hard limits. This option is not                  
                           supported on all platforms.                      
                           Values passed for this option can be             
                           given with a Unit of information.       

 

 Hope this is helpful.

Regards,
Georgios Kokovidis
Dräger Medical

The challenge was to show that W:=1.  There was no mention as to what available tools one could use to do this.  The methods outlined above are over my head mathematically.   Attached file showing W:=1.

Download 221_hypergeom.mws
View file details

 

Regards,
Georgios Kokovidis

Dräger Medical

Do not load the package if you are only looking for a limited subset of the features.  For example, your plot that uses the RealDomain features can be called with the line below.  Then you do not have to execute a worksheet restart.

>use RealDomain in plot(x^(1/3), x = -1..1) end;

 

Regards,
Georgios Kokovidis
Dräger Medical

 Try putting this line at the beginning of your worksheet, and re-execute your code.

>restart: Digits:=20:

 

Regards,
Georgios Kokovidis
Dräger Medical

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