Integral Basis Function Approach Equation Basics Piecewise Constant Straight Sections Example 1)Pick a set of n Points on the r surface 2)Define a new surtace by connecting points with n lines 3)Define P(x)=l if x is on line I otherwise, (x)=0 平(x)=jGx)∑,(x)S=∑on;∫G(x,x)S approx How do we determine the om 's? SMA+HPC⊙2003M Discretization Convergence Theory 3