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PROGRAM odlc
IMPLICIT NONE
INTEGER::i,it
INTEGER,PARAMETER::nx=20,nt=50
DOUBLE PRECISION,PARAMETER::dx=2./(nx-1.),dt=0.01,c=1.0
DOUBLE PRECISION,DIMENSIO ...

(1) To read this file I can declare x1,x2,x3 and so on. But this does not look efficient if there are thousands of columns. Can anyone suggest a better way?
Thanks!

(Thanks John. I just realized that my question was not clear enough and the problem was badly defined. Sorry about that. I am trying to restate the problem here.)

Say, I have a matrix stored in an ...

The following codes produce a data-table containing 10x10 values.

PROGRAM data_table
IMPLICIT NONE
INTEGER::i,x,y,k,j,m,ierr
INTEGER,DIMENSION(1:10)::dtable
ierr=0
...

That was so nice of you, John.
Thank you so much for the codes!

I am trying to code the following pseudo-code to approximate the solution to the 1D linear convection as in the figure:

PROGRAM one_d_linear_convection
IMPLICIT NONE
INTEGER::i,it,nx,nt,k ...

Cheers! mate!

I finally worked out in the following way..

integer, parameter, dimension(*) :: a = [ 1, 4, 5, ..., 2 ]
integer :: i
real ...

Hi there I have a two-column data files with 8192 rows. Can someone tell me how to average each 8 values as tried below? I managed to average first eight values but do not know how to call the succee ...

That's exactly what I need!
John Campbell, you are great!

Hello,

Could anybody help me with

1. writing fortran codes to generate input sine signal
2. getting the values of the created signal in a text file with sample length of 10k?

The parameters ...

Thank you so much, John! I really appreciate your great cooperation!

@John, thank you for your kind help.

To check my understanding of the code, I tried to modify (with no success),
1. to suit for any score files that contain any score, negative or positive.
2. ...

Thanks for your direction, David.

In light of the OP, I tried to devise the following example, in which 100 scores (from 1-100) are read from an external file and assigned to 10 bins using the intr ...

I happened to find the following problem http://s4.postimage.org/1lidiedwk/histichap.jpg in Chapman and currently working on it. But not sure how to code the data sorting part and assign them to the r ...