1st Kind Difficulty 1-D Reminder Denote the integral operator as K Ko= lc-a'lo(a')dS= Ko=y The integral operator is singular: K has a null space 斗a0(x)=0,x≠0,a0(0) Koo ax-c'o(ax)ds′=0 fKo=业theK(+ao)=业 SMA+HPC⊙2003M First and Second Kind 10SMA-HPC ©2002 MIT