thanks, the code in the main function call some subroutines to produce a complex matrix and let the function return this matrix to the main program, actually I've everything correct and the function produce the right matrix,.......just I have a problem of return this matrix t the main program...
Hi everyone
I've got a problem when I build a function, I need my function to produce a matrix, then I called the function in the main program by its name to give the matrix to the main program, but it does not work at all, I mean the matrix is computed correctly in the function but I failed to...
I have a mesh on the interior of a square as a triangles grids, 950 points in the interior which construct 1890 triangles, with the connectivity
how can I link these data to generate VTK format, as I need this format to be able to plot the data.
Hi Mathmate
I am looking for your help in this......
I would like to use this NAG routine ( D06AAF) as attached with the post , to generate a mesh on Rectangle,but it is not a clear for me where do I need to give the coordinates of my rectangle
please help me out
Please could anyone give me a hand in this.......I've been struggling for a while of using GNUPLOT
to plot a file of 3 columns as a contour plot, but it gave me warning
message say {can not contour non grid data}, even I used the command
set dgrid3d 10,10, 16
set dummy u,v
set...
can anyone show me how to search for a specific program such as Graphics tool or whatever on my computer, as I forget where is I installed, I mean which directory it is stored in??what is the shell command for this job???
thanks mathmate for your help, how can have such profilers built-in, do I need to download anything, or how can I check cos I might have them on my unix machine...
I did the command time, so it gave me
real 0m0.000s
user 0m0.000s
sys 0m0.000s
-------
so did the command time...
nooooooo not the area, I have some function with given value at points in the polygon with regular grids, what I need is how to code the numerical integral over the polygon, for example if I have a rectangle I will integrate by doing summation over the region by increasing x till the lenght and...
how can I integrate a function(f(x)) on polygonal area numerically on each point we can start with double summation and multiply by dx, dy, but how can we end the summation? the double summation seems to be difficult to implemented as a code......
small question on fomatting in f77, I typed the line below to write the data in a file, but the data being separated in two lines in the data file, the first 6 numbers in th first line of the data file then the last two numbers in the second line of the data file, how can we write them in one...