Mathematica
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Simple String question I have strings like foo="623 715". foo will always be 3 digits, space, 3 digits. I need to put each set of digits in numerical order and then put the two triples in order. This would give 157 236. There must be a simple way to do this, but I see nothing under string sorting. Steve Gray ... 5 Jul 2010 06:42
boolean variable with contours Dear Math Group, I have the following problem when I do a contourplot I can't use the boolean variabile. This is the function for which I would like to have the contours R1=1.029 R2=2.92 R3=20 e1=300 e2=1 e3=100 i=pi/12 �ContourPlot[2*R3*Sin[ArcCos[Re[x/R3]]]*e3+2*R2/Cos[i]*Sin[ArcCos[Re[x/2.92]]]*(e2-e... 3 Jul 2010 09:02
A modified StyleSheet results in FontSize fluctuations just a guess, but make sure that the fonts are set in the stylesheet correctly for the right kind...printout/screen/presentation/etc... Alexei Boulbitch a �crit : Dear Community, I need to write documents and spread them in the pdf format, while I would like to keep them for myself as the Mathema... 2 Jul 2010 03:40
documentation program Hi, I just want to ask here whether anyone know or use a good program for document Mathematica software. I?d would like to use them for some structure diagrams of the software kit. One think will very nice too, when it runs under Winxp and Linux. Cheers Dirk ... 3 Jul 2010 09:02
Expression for manipulate controls I am trying to generate a set of Manipulate controls based on the contents of some lists. For example, say I have lists: school = {"rynj", "bpy", "moriah", "yavneh", "noam"} schoolName = {"RYNJ", "BPY", "Moriah", "Yavneh", "Noam"} Then, I'd like my Manipulate controls to be: In[508]:= Table[{{ToExpression[ ... 1 Jul 2010 08:50
Need to Speed up Position[] I have a large nested list, "myList" It has 3 sublists with the following dimensions: Dimensions/@ myList {{19808, 5}, {7952, 5}, {7952, 5}} The 5th position (i.e., column) in each of the sublists has SQLDateTime[]s (This may or may not affect what I need, but I thought everyone should know). ... 3 Jul 2010 09:02
Importing a file from computer's hard drive !! Dear experts, I have a excel file sitting on my desktop. I essentially have to import it into Mathematica and display the data in two columns (the original data file also consists of two columns). Any suggestions on how to do it ?? Praveen ... 2 Jul 2010 07:59
Tooltip text to Clipboard ? I have an application in which various objects are displayed in a graphic as rectangles. To see their names I use Tooltip. What I would like to do is implement a method to visually select one of them with the mouse. If there was a way to get the text label from a Tooltip into the clipboard, that would do it. I ... 15 Jul 2010 03:24
ReadList with system command problem ? Hello everyone, I am facing a problem that i am unable to trace/undestand. Using Mathematica 6.0 on MacOS, the following "simple" cell evaluation gets stalled at different files every times. fileslist = ReadList["some_list_of_files", String]; Do[ filein = fileslist[[i]]; a = ReadList[ "!perl -n... 1 Jul 2010 08:50
function reduction I am using wolfram alpha. When I enter solve( mod( 17 * y, 60 ) = 1 ) It resolves it to a function y = 60 n+53 and n element Z How does it do it? I have tried this with other values, and it does it very well. Thanks Loke ... 5 Jul 2010 06:42 |