WRITE:2_example

3_example

 To write the vectors X, Y and Z to the file DUM.DAT, using free format,
 so that there will be three columns of numbers in the file, enter:
   WRITE DUM.DAT X Y Z
 If you enter:  WRITE DUM.DAT X X Y Y Z Z
 then the following will be written to the file:
    X(1) X(2) Y(1) Y(2) Z(1) Z(2)
    X(3) X(4) Y(3) Y(4) Z(3) Z(4)
    X(5) X(6) Y(5) Y(6) Z(5) Z(6)
    ...  ...  ...  ...  ...  ...