> pi = 4.141592
Well, for the sake of a reasonable correctness in the code example. Must be a typo with the intended:
pi = 3.141592
Thanks for your efforts to help Fortran move forward.
[1]: https://fortran-lang.org/learn/quickstart/variables#declarin...
https://github.com/fortran-lang/fortran-lang.org/pull/230
https://github.com/fortran-lang/fortran-lang.org/pull/230