‖G=EE e=1 4+=2 The exact sdution for this broblem is given by ‖(xL×1_ EA 2L ∈A 、=(L-×) A the exact solution at nodes 2 and 3 以/3如2了,(L=42L 8EA 2EA which coincides with Hhe finite elemnet sowton! Is Hhis trye for all valves of x q9 cas