Le mercredi 13 décembre 2006 13:41, Emilio Melero García a écrit : > Hello everyone!, Hello Emilio.
> I have just recently started to use freefem3d to simulate mass diffusion > inside a certain 3d shape. My question here is that i need to define a step > function to set the initial conditions for the concentration. I would need > a function that says: for x<= x1 conc(x,y,z)=3(for example), and for x>x1 > conc(x,y,z)=0. And i can not figure out a way to do it. You can write this function using the 'one' keyword: function conc = one(x<=x1)*3; > I am using the distributed binary for Macintosh. I think this release is quite old. You should try to compile a new cvs version: lots of bugs have been fixed... If you are not able to do it, let me know, I have to check if I have an OS-X system where I can compile ff3d... Best regards, Stephane. _______________________________________________ ff3d-users mailing list [email protected] http://lists.nongnu.org/mailman/listinfo/ff3d-users
