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  1. Roderik

    exponent function gives different result for the same input

    I've managed to isolate the problem to a very small piece of code. The original version: program omega implicit none integer,parameter :: Nx=10 double precision :: pi integer px pi = 4.0D0*DATAN(1.0D0) px = Nx - 1 write(*,*)cos(pi*(6-1)/(px)) write(*,*)cos(pi*(6-1)/(Nx-1))...
  2. Roderik

    exponent function gives different result for the same input

    I tried that, but the same thing happens. Turning back to using INTEGER,PARAMETER's instead of parameters from a file solved the trick, but I do want these parameters in a file!
  3. Roderik

    exponent function gives different result for the same input

    Thanks for your comment! I figured out what is the reason of my problem, but I do not know how to solve it. This post can be somewhat long, but it takes me sometime to explain what the problem is, sorry for that. Basically, the first version of the program was written something like this...
  4. Roderik

    exponent function gives different result for the same input

    I'm currently busy refactoring a script i got from somebody and a really strange thing happens. At a certain point in the code, a simple calculation is made. In order to check if the result and input is the same, I wrote the following in both versions...

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