On Wed, 2007-11-21 at 13:34 -0800, Amit Uttamchandani wrote: > > 0In an advanced Calculus course, we are dealing with functions with 2 > > (and more) variables. Is there any 3-D graphing software for Linux > > available? Something like Kalgebra, but with a bit more functions such > > as multiple functions graphed at the same time, asymptote min max and > > other significant points, zoom into 3-D graph, graph of derivative and > > integral, etc. > > > > I have been directed to look at some math programming languages such > > as root, octave, and R, but I really need an application, not a > > language. This app will be used by others in my calculus course, > > people with no computer background, so these language solutions simply > > will not work for us. Thanks in advance for any advice. > > Octave is great but like you said it is more like a programming language. I > think the best option for you out there is GNUPLOT. It is very powerful and > can do everything that you ask it for. The only caveat is that you have to > write some sort of "script file" for it to be effective. You can use it in > the interactive mode and do simple plots. But if you would like to add labels > and such it would be easier to put in in a gnuplot script file. I actually > think this is more powerful than a GUI application. Here is an example of a > GNUPLOT script file. > > set key left box > set samples 50 > plot [-10:10] sin(x),atan(x),cos(atan(x)) > > Which plots sin(x), arctan(x), and cos(arctan(x)) in one graph. As you can > see it is quite simple. Now, if you want to run this plot again simply save > it as "plot1.gnu" and re-run it using "gnuplot plot1.gnu" > > That's it! > > For more examples of what gnuplot can do check out this web site. > > http://gnuplot.sourceforge.net/demo_4.2/ > > Also there are front ends to gnuplot but I would rather recommend the above > "script" files as a learning tool. > > Good luck! > > Amit > > Hey, If you like the sound of GNUPLOT but want a GUI for it then give Qgfe a try.
From the package description: " QT based Gnuplot Front End Qgfe is a GUI for gnuplot so that there is no need to learn gnuplot language to start using it; qgfe allows to export gnuplot scripts for further manual costumization of the plots. " Here's a screenshot: http://www.xm1math.net/qgfe/qgfe.png cheers, Owen. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
