@cvsae, Thanks for your help, well, I'm curious to know why should we put radius=0, and if i we don't then how to handle the problem.
Thanks
Thanks
(Aug-01-2019, 10:38 AM)ThomasL Wrote: BTW: what should the variable "breath" mean? How long you can stay under water? I assume you mean "width" ;-)Yes!so far I forgot to put "d" in "breath" your assumption could be right :). Otherwise, not there is no difference. ;)