; set xlabel "{/Symbol e}"; set ylabel "Error"; set logscale x 10; set logscale y 10; set terminal postscript eps color enhanced solid ; plot [1e-20:1] [*:*]  "out.txt" using 1:2  with line title "LAPACK LU", "out.txt" using 1:3  with line title "Gauss-Jordan", "out.txt" using 1:4  with line title "GR-SVD pesudoinverse", "out.txt" using 1:5  with line title "Gaussian elimination", "out.txt" using 1:6  with line title "Cramers's rule"
