Recently I found a site that contains the equations to create the graphs for the electron orbitals (s, p, d, f...) but when I use Graphing Calculator to try to...
1657
Craig David
dcraigx
Jan 18, 2010 11:53 pm
I'm going to take the easy way out here because I've got about 49 things that need doing before classes begin. Have a gander at the "Mathematical Physics"...
1658
Christopher Young
c56young
Jan 26, 2010 3:26 pm
A few more pages added to my GC website. Still entranced by the problem of ruled surfaces. Amazed that any frame that is strung with the same number of strings...
1659
Christopher Young
c56young
Jan 31, 2010 3:20 pm
Still working out how to relate all these different approaches to conics. Ultimately, will be in terms of projective geometry and Dandelin spheres, I think....
1660
Christopher Young
c56young
Jan 31, 2010 3:35 pm
Had some non-matching subscripts for the focal parameters k relative to the eccentricities, so the major and minor axes of the ellipse and the hyperbola...
1661
Christopher Young
c56young
Jan 31, 2010 3:56 pm
... Christopher O. Young ChristopherYoung56@... Everything that doesn't change when you project a figure, just as you'd project a slide on a screen. ...
1662
Steven Rubenstein
akaroy
Jan 31, 2010 8:47 pm
Chris, Can you explain projective geometry to me in a nutshell? Steve...
1663
Christopher Young
c56young
Jan 31, 2010 11:17 pm
... At this point, I can't give you a direct answer. But I think that's what physicists probably said about complex arithmetic and analysis, and now it's used...
1664
Christopher Young
c56young
Jan 31, 2010 11:26 pm
[PDF] Projective geometry and special relativity File Format: PDF/Adobe Acrobat - Quick View by D Delphenich - 2005 - Cited by 3 - Related articles [22] O....
1665
Christopher Young
c56young
Feb 8, 2010 2:04 pm
The table of contents is at http://home.comcast.net/~cy56/ws1/Math/mathtoc.html and some of the new pages are at ...
1666
Christopher Young
c56young
Feb 8, 2010 3:23 pm
http://home.comcast.net/~cy56/ws1/Math/Topology/index.html The idea is to make the concept of an intrinsic test of non-orientability clear and vivid. I'm a...
1667
Christopher Young
c56young
Feb 8, 2010 3:35 pm
Sorry, that link is now: http://home.comcast.net/~cy56/ws1/Math/Topology/mobiusSpaceStn.html The idea is to make the concept of an intrinsic test of...
1668
Christopher Young
c56young
Mar 7, 2010 6:19 am
A quick easy way to get a grid is simply to select the "checkerboard" pattern: You can increase the fineness of the grid via the resolution slider in the lower...
1669
Christopher Young
c56young
Mar 10, 2010 6:43 am
Here are some tips on how to use the "t" parameter to draw lines in 2D and 3D. First, check out the Help section relating to Two-dimensional graphs: Here's a...
1670
Christopher Young
c56young
Mar 20, 2010 3:32 am
... I think you must mean superimposed on the surface, right? You can automatically put check marks which follow the xy grid just be selecting the checkered...
1671
Christopher Young
c56young
Mar 20, 2010 3:45 am
The whole process of putting gridlines on a surface becomes a lot simpler if we put our surface into a function. Then we can define separate parameters using...
1672
Christopher Young
c56young
Mar 20, 2010 3:57 am
We have to watch out that GC doesn't grab expressions after the trig functions and exponential function. I personally would rather it wasn't quite so grabby....
1673
Christopher Young
c56young
Mar 20, 2010 4:07 am
If we use more closely-spaced values in our parameter lists, we can get really nice wireframe plots. GC takes care of the shading of the lines very nicely. In...
1674
jls1934
May 19, 2010 2:43 pm
Do any of you know if the following is possible, and if so how to do it? I would like to embed links to .gcf files in a web site I am building. Users of the...
1675
Christopher Young
c56young
May 21, 2010 3:00 am
... The problem seems to be with the browsers, not with GC. In the Opera browser, you can specify that you want .gcf file to be automatically opened after...
1676
Christopher Young
c56young
Jun 24, 2010 8:04 am
... Art, http://blog.wolfram.com/2009/04/24/droste-effect-with-mathematica/ has a nice implementation that can be applied to any photo, by the looks of it. If...
1677
Christopher Young
c56young
Jun 24, 2010 8:15 am
... Art, Your example produces some interesting curves! I'm still wondering exactly how it works. I guess any exponential spiral is going to have self-similar...
1678
Christopher Young
c56young
Jun 24, 2010 8:39 am
http://www.josleys.com/article_show.php?id=82...
1679
artplot101
Jun 25, 2010 3:51 am
Complex operations in GC are amazing. You can abuse the examples and GC keeps on ticking. In the Julia fractal, you also can change both g(z) and f(z). See the...
1680
artplot101
Jun 27, 2010 12:42 am
Share your interest in the power of GC's complex number abilities. Conformal Mapping and semi-Droste. Get the ho-hum outta your 2d graphics. See the above...
1681
jls1934
Jun 28, 2010 7:03 am
When I save a file in which I have added a text block, and then reopen the file, the text block does not appear. What am I doing wrong?...
1682
uwejagoda
Aug 19, 2010 5:41 pm
Hallo, o.a. Subject wird angezeigt bei der grafischen Ausgabe von M = Wurzel aus XX+YY+ZZ . Es handel sich hier um den Vektor einer Schwingung. Wenn ich einen...
1683
artplot101
Sep 16, 2010 5:22 am
I always wanted a remake of Forbidden Planet so I did the ending myself. View Forbidden Planet in the files section. Artplot...
1684
Christopher Young
c56young
Sep 18, 2010 4:12 am
Very nice! Also a very educational example for complex functions. ... Chris Young cy56@......
1685
Beth in MN
bethhentges
Sep 18, 2010 10:58 am
Is it possible to loop the animation? In other words, I want the animation to run forward only and then to replay automatically from the beginning without the...
