domain.m

这是一个有关解二维弹性板的无网格EFG程序matlab源代码,是学习无网格法入门的必学程序!

function v=domain(gpos,x,dm,nnodes)
% DETERMINES NODES IN DOMAIN OF INFLUENCE OF POINT GPOS
dif=gpos*ones(1,nnodes)-x;
a=dm-abs(dif);
b=[a;zeros(1,nnodes)];
c=all(b>=-100*eps);
v=find(c);