Christopher2222

MaplePrimes Activity


These are replies submitted by Christopher2222

I suppose lexicographical order has something to do with this.

Maple evaluates the set {d,c,f,e,g,a,b} to

which might partially explain moving the -a to the front   ln( b / (-a + c) )  since if we evaluate (nevermind the ln) b/(a-c)  maple gives us exactly that .. b / (a - c)

 

@jonlg 

Not near Maple right now but plot each one under a variable with desired symbol.

ie/

with(plots):
a:=poinplot(data,connect=true,symbol=circle)
b:=pointplot(data,connect=true,symbol=box)
c:=pointplot(data,connect=true, symbol=diamond)

display(a,b,c)

 

@Jazen1 The palettes are not hidden they are merely out of the way.  You can keep them open if you want.  The default is to have them out of the way to create a bigger workspace. 

Ironically I believe after installing Maple 18 it starts with the palettes open.  People are often confused with software they just start using.

Yes your best option is to change your system screen resolution.

Just a s a side note, I see Maple has not yet a way to orient the values in a plot other than horizontal.  I think as soon as they get that into the software we can have x axis angling.. (ie long x axis labels won't collide with one another)

I agree with a lot of the points being made. Maple is constantly improving it's performance with every new release.  With large scale computing it can be a little memory intensive.  The FEA added by mathematica is nice but the one big problem I have with Mathematica is that a lot of it's internal code is hidden from the user.  I could easily see Maple adding FEM / FEA at the top level as a new package which would be nice, there are some old user created FEM applications in the application center.

Without showing how you got to the results it would be difficult to verify your claim.

@mkj256 It was in M17 so that sunspot link won't help you then.

You could follow the links here for the only other two power spectrum links.  They may be of help

http://www.mapleprimes.com/questions/146021-Spectrum-Analysis-Of-A-PWM-Signal-To#answer146027

I made a contribution for Maple in 2011 under Constrained random points on a circle. 

I wonder how this answer fairs today with Maple 18 ?

Of course you would want the supported hardware Nvidia and not the AMD Radeon (it's up to AMD to implement CUDA compatability for their cards).  So you would at least want GPU hardware supported by CUDA. 

I'm not an expert in this field but in general Nvidia graphics cards are the ones you should stick to.

Default works but the points are too large so I had thought if I set symbol=point they would automatically be set to symbolsize=1.  I should mention that I had forgot to say when I set symbolsize=1 I left symbol unspecified as you mention above, thanks for clarifying that Acer.

It must have been fixed in 18.01.  It doesn't need to be so many points.  The three points from the help page is all that's needed to see if it works.  So it must be an 18.00 issue only.

Converting the pointplot3d help page to a worksheet for the first example changing symbol to point .. It works in M12 but fails to display in M18.

@descartes0000

When you say zoom, do you mean dynamic zooming (ie see finer and finer details as you zoom in)?

@Mac Dude thanks I'll give that a try. 

@Jakubi - thanks for the -X options, probably I set the -X options in the .ini file - not too sure

Graph window sizing seems to have a huge impact on performance.  I resized the Spectrogram graph back to the larger size and Mem usage shot up to ~1,500,000 took a little while before I had control again.  Hiding the window by closing that subsection then minimizing and maximizing the Maple window gave me the  memory back.  Everything is slower now.  Physical memory described to me in the windows task manager show 2.69Gb of memory used and the graph window in Maple still hasn't resized.  I have killed the process to Maple.exe

 

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