load '../../main.plt' load '../all.plt' set output 'rms.2.1-4.2.eps' set title '2-D Interpolation Error Data, Order 2' plot 'rms.out' u 1:2 t 'Mesh 1' w lp, \ '' u 1:6 t 'Mesh 2' w lp, \ '' u 1:10 t 'Mesh 3' w lp, \ '' u 1:14 t 'Mesh 4' w lp;