Please Help me on Particle strength exchange!
 

my codes on core spreading vortex method is ok ,but now my codes on PSE are wrong, my question is :
how to choose a initial core size in simulation when the grid is un-uniform? how to determin the control number in a grid when redistributing the circulations? everyone want to give me some guidence may write to me : lyxuxiaoliang@hotmail.com , thank you!:confused: