load '../../main.plt' load '../all.plt' set output 'rms.2.1-4.4.eps' set title '2-D Interpolation Error Data, Order 4' plot 'rms.out' u 1:4 t 'Mesh 1' w lp, \ '' u 1:8 t 'Mesh 2' w lp, \ '' u 1:12 t 'Mesh 3' w lp, \ '' u 1:16 t 'Mesh 4' w lp;