www.gusucode.com > 界面看成高一维空间中某一函数ψ源码程序 > levelsetcode/Delta.m
function Delta_h = Delta(phi, epsilon) % Delta(phi, epsilon) compute the smooth Dirac function % % created on 04/26/2004 % author: Chunming Li % email: li_chunming@hotmail.com % Copyright (c) 2004-2006 by Chunming Li Delta_h=(epsilon/pi)./(epsilon^2+ phi.^2);